SongRecommenderSystem.ipynb

{
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  "nbformat_minor": 0,
  "metadata": {
    "colab": {
      "name": "SongRecommenderSystem.ipynb",
      "provenance": [],
      "collapsed_sections": []
    },
    "kernelspec": {
      "name": "python3",
      "display_name": "Python 3"
    }
  },
  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "s3folt5INmOl"
      },
      "source": [
        "**The goal behind this notebook is to achieve the reation of a song recommender system.**\n",
        "\n",
        "The use of **turicreate** is going to instrumental as it is a super powerful library."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "B1SGdS6eWYL_",
        "outputId": "0922e62f-7869-4d27-cfaf-1471f3495592",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 853
        }
      },
      "source": [
        "!pip install turicreate"
      ],
      "execution_count": 34,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "Requirement already satisfied: turicreate in /usr/local/lib/python3.6/dist-packages (6.4.1)\n",
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          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "L4hNJD_iOMNR"
      },
      "source": [
        "The lines of code below is used to connect a google colaboratory to our google drive."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "qtWSsCAF5nyL",
        "outputId": "668b4864-d9e0-4b54-a298-af3f64519408",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 54
        }
      },
      "source": [
        "from google.colab import drive\n",
        "drive.mount('/content/gdrive')"
      ],
      "execution_count": 35,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "Drive already mounted at /content/gdrive; to attempt to forcibly remount, call drive.mount(\"/content/gdrive\", force_remount=True).\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "kSUq-A2MM1ZW"
      },
      "source": [
        "import turicreate"
      ],
      "execution_count": 36,
      "outputs": []
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "DjQ0j7OfOW8f"
      },
      "source": [
        "The long string inside the inverted commas is the location of the dataset inside the google drive."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "xPUAIfgdM-Vo"
      },
      "source": [
        "songs = turicreate.SFrame('/content/gdrive/My Drive/Turicreate/Week 5/song_data.sframe/')"
      ],
      "execution_count": 37,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ni_EyWIuNOtV",
        "outputId": "21b430a4-ee5f-44af-d2fa-0ce46b0f9388",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 847
        }
      },
      "source": [
        "# Turicreate is super smart to print out only the head of such a massive dataset automatically.\n",
        "#Precicesly it has 1116609* 6  elements of data which is 66,99,654 data elements.\n",
        "songs"
      ],
      "execution_count": 38,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
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              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">user_id</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song_id</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">listen_count</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">title</th>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Kanye West</td>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Foo Fighters</td>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Apuesta Por El Rock &#x27;N&#x27;<br>Roll ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Héroes del Silencio</td>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Paper Gangsta</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Lady GaGa</td>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Foo Fighters</td>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Harmonia</td>\n",
              "    </tr>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">b80344d063b5ccb3212f76538<br>f3d9e43d87dca9e ...</td>\n",
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              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Heaven&#x27;s gonna burn your<br>eyes ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Thievery Corporation<br>feat. Emiliana Torrini ...</td>\n",
              "    </tr>\n",
              "</table>\n",
              "<table frame=\"box\" rules=\"cols\">\n",
              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">The Cove - Jack Johnson</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Entre Dos Aguas - Paco De<br>Lucia ...</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Stronger - Kanye West</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Constellations - Jack<br>Johnson ...</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Learn To Fly - Foo<br>Fighters ...</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Apuesta Por El Rock &#x27;N&#x27;<br>Roll - Héroes del ...</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Paper Gangsta - Lady GaGa</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Stacked Actors - Foo<br>Fighters ...</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch - Harmonia</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Heaven&#x27;s gonna burn your<br>eyes - Thievery ...</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[1116609 rows x 6 columns]<br/>Note: Only the head of the SFrame is printed.<br/>You can use print_rows(num_rows=m, num_columns=n) to print more rows and columns.\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tuser_id\tstr\n",
              "\tsong_id\tstr\n",
              "\tlisten_count\tint\n",
              "\ttitle\tstr\n",
              "\tartist\tstr\n",
              "\tsong\tstr\n",
              "\n",
              "Rows: 1116609\n",
              "\n",
              "Data:\n",
              "+-------------------------------+--------------------+--------------+\n",
              "|            user_id            |      song_id       | listen_count |\n",
              "+-------------------------------+--------------------+--------------+\n",
              "| b80344d063b5ccb3212f76538f... | SOAKIMP12A8C130995 |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SOBBMDR12A8C13253B |      2       |\n",
              "| b80344d063b5ccb3212f76538f... | SOBXHDL12A81C204C0 |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SOBYHAJ12A6701BF1D |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SODACBL12A8C13C273 |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SODDNQT12A6D4F5F7E |      5       |\n",
              "| b80344d063b5ccb3212f76538f... | SODXRTY12AB0180F3B |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SOFGUAY12AB017B0A8 |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SOFRQTD12A81C233C0 |      1       |\n",
              "| b80344d063b5ccb3212f76538f... | SOHQWYZ12A6D4FA701 |      1       |\n",
              "+-------------------------------+--------------------+--------------+\n",
              "+-------------------------------+-------------------------------+\n",
              "|             title             |             artist            |\n",
              "+-------------------------------+-------------------------------+\n",
              "|            The Cove           |          Jack Johnson         |\n",
              "|        Entre Dos Aguas        |         Paco De Lucia         |\n",
              "|            Stronger           |           Kanye West          |\n",
              "|         Constellations        |          Jack Johnson         |\n",
              "|          Learn To Fly         |          Foo Fighters         |\n",
              "|  Apuesta Por El Rock 'N' Roll |      Héroes del Silencio      |\n",
              "|         Paper Gangsta         |           Lady GaGa           |\n",
              "|         Stacked Actors        |          Foo Fighters         |\n",
              "|         Sehr kosmisch         |            Harmonia           |\n",
              "| Heaven's gonna burn your eyes | Thievery Corporation feat.... |\n",
              "+-------------------------------+-------------------------------+\n",
              "+-------------------------------+\n",
              "|              song             |\n",
              "+-------------------------------+\n",
              "|    The Cove - Jack Johnson    |\n",
              "| Entre Dos Aguas - Paco De ... |\n",
              "|     Stronger - Kanye West     |\n",
              "| Constellations - Jack Johnson |\n",
              "|  Learn To Fly - Foo Fighters  |\n",
              "| Apuesta Por El Rock 'N' Ro... |\n",
              "|   Paper Gangsta - Lady GaGa   |\n",
              "| Stacked Actors - Foo Fighters |\n",
              "|    Sehr kosmisch - Harmonia   |\n",
              "| Heaven's gonna burn your e... |\n",
              "+-------------------------------+\n",
              "[1116609 rows x 6 columns]\n",
              "Note: Only the head of the SFrame is printed.\n",
              "You can use print_rows(num_rows=m, num_columns=n) to print more rows and columns."
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 38
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "qZ98ZpCnQFaI"
      },
      "source": [
        "Just one simple line of code gives us soo much insight into our data. This graph also conveys to us what percentage of data is covered and highlighted only by hovering the cursur over it."
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "Cn8QWWAwa7aR"
      },
      "source": [
        "This is a histogram of songs and how often they play."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "AatzreGRNQQn",
        "outputId": "a70d6a21-e45f-4180-83e4-8cbdb948119d",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 828
        }
      },
      "source": [
        "songs['song'].show()"
      ],
      "execution_count": 39,
      "outputs": [
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Materializing SArray</pre>"
            ],
            "text/plain": [
              "Materializing SArray"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
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              "<IPython.core.display.HTML object>"
            ]
          },
          "metadata": {
            "tags": []
          }
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "OpUVc9V0NcGO"
      },
      "source": [
        "Number of users"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "_8frkz5_bgs8",
        "outputId": "a76798a8-2cae-49dd-90dd-6c757f908b46",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "users= songs['user_id'].unique()\n",
        "print(\"Number of different users : \",len(users))"
      ],
      "execution_count": 40,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "Number of different users :  66346\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "snvBbqqCbnA_"
      },
      "source": [
        "Creating a song recommender system"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "7sFBRTFjb90y"
      },
      "source": [
        "train_set , test_set = songs.random_split(0.8,seed=0)"
      ],
      "execution_count": 41,
      "outputs": []
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "DhLRXptRcJH_"
      },
      "source": [
        "**Training the recommender model**\n",
        "\n",
        "1.   Popularity-based  recommender system\n",
        "2.   Personalised recommender system\n",
        "\n"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "-Wt0RnmJcM_h",
        "outputId": "64779175-3176-45e8-d1bf-cd43615f196e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 136
        }
      },
      "source": [
        "popularity_model = turicreate.popularity_recommender.create(train_set,user_id='user_id',item_id='song')"
      ],
      "execution_count": 42,
      "outputs": [
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Warning: Ignoring columns song_id, listen_count, title, artist;</pre>"
            ],
            "text/plain": [
              "Warning: Ignoring columns song_id, listen_count, title, artist;"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre> To use one of these as a rating column, specify the column name to be used as target</pre>"
            ],
            "text/plain": [
              " To use one of these as a rating column, specify the column name to be used as target"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>    and use a method that allows the use of a target.</pre>"
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            "text/plain": [
              "    and use a method that allows the use of a target."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Preparing data set.</pre>"
            ],
            "text/plain": [
              "Preparing data set."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
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          "data": {
            "text/html": [
              "<pre>    Data has 893580 observations with 66085 users and 9952 items.</pre>"
            ],
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              "    Data has 893580 observations with 66085 users and 9952 items."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>    Data prepared in: 1.66447s</pre>"
            ],
            "text/plain": [
              "    Data prepared in: 1.66447s"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>893580 observations to process; with 9952 unique items.</pre>"
            ],
            "text/plain": [
              "893580 observations to process; with 9952 unique items."
            ]
          },
          "metadata": {
            "tags": []
          }
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "0J8oEebEcm-7"
      },
      "source": [
        "Now using the popularity model to make some recommendations."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "SoLUt19zc7HO",
        "outputId": "3b912de8-9df7-4ba7-f2a9-300331a6180c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 415
        }
      },
      "source": [
        "popularity_model.recommend(users=[users[0]])"
      ],
      "execution_count": 43,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
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              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">user_id</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">score</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">rank</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch - Harmonia</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4754.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4227.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">You&#x27;re The One - Dwight<br>Yoakam ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3781.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Dog Days Are Over (Radio<br>Edit) - Florence + The ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3633.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Revelry - Kings Of Leon</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3527.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">5</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Horn Concerto No. 4 in E<br>flat K495: II. Romance ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3161.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">6</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3148.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">7</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Fireflies - Charttraxx<br>Karaoke ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2532.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">8</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Tive Sim - Cartola</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2521.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">9</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Drop The World - Lil<br>Wayne / Eminem ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2053.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">10</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[10 rows x 4 columns]<br/>\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tuser_id\tstr\n",
              "\tsong\tstr\n",
              "\tscore\tfloat\n",
              "\trank\tint\n",
              "\n",
              "Rows: 10\n",
              "\n",
              "Data:\n",
              "+-------------------------------+--------------------------------+--------+------+\n",
              "|            user_id            |              song              | score  | rank |\n",
              "+-------------------------------+--------------------------------+--------+------+\n",
              "| c66c10a9567f0d82ff31441a9f... |    Sehr kosmisch - Harmonia    | 4754.0 |  1   |\n",
              "| c66c10a9567f0d82ff31441a9f... |          Undo - Björk          | 4227.0 |  2   |\n",
              "| c66c10a9567f0d82ff31441a9f... | You're The One - Dwight Yoakam | 3781.0 |  3   |\n",
              "| c66c10a9567f0d82ff31441a9f... | Dog Days Are Over (Radio E...  | 3633.0 |  4   |\n",
              "| c66c10a9567f0d82ff31441a9f... |    Revelry - Kings Of Leon     | 3527.0 |  5   |\n",
              "| c66c10a9567f0d82ff31441a9f... | Horn Concerto No. 4 in E f...  | 3161.0 |  6   |\n",
              "| c66c10a9567f0d82ff31441a9f... |     Secrets - OneRepublic      | 3148.0 |  7   |\n",
              "| c66c10a9567f0d82ff31441a9f... | Fireflies - Charttraxx Karaoke | 2532.0 |  8   |\n",
              "| c66c10a9567f0d82ff31441a9f... |       Tive Sim - Cartola       | 2521.0 |  9   |\n",
              "| c66c10a9567f0d82ff31441a9f... | Drop The World - Lil Wayne...  | 2053.0 |  10  |\n",
              "+-------------------------------+--------------------------------+--------+------+\n",
              "[10 rows x 4 columns]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 43
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "TlQ6yrUBdjx8"
      },
      "source": [
        "Now we see that for both users (user1 & user2 )the recomendations are the same. \n",
        "So we now know that this popularity based model is not so good.  "
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "k168u0_8dHBa",
        "outputId": "73b176d4-2956-4b74-e1df-ea0fed7e3e2e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 415
        }
      },
      "source": [
        "popularity_model.recommend(users=[users[1]])"
      ],
      "execution_count": 44,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
              "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\"><table frame=\"box\" rules=\"cols\">\n",
              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">user_id</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">score</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">rank</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch - Harmonia</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4754.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4227.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">You&#x27;re The One - Dwight<br>Yoakam ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3781.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Dog Days Are Over (Radio<br>Edit) - Florence + The ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3633.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Revelry - Kings Of Leon</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3527.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">5</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Horn Concerto No. 4 in E<br>flat K495: II. Romance ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3161.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">6</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3148.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">7</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Hey_ Soul Sister - Train</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2538.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">8</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Fireflies - Charttraxx<br>Karaoke ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2532.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">9</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Tive Sim - Cartola</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2521.0</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">10</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[10 rows x 4 columns]<br/>\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tuser_id\tstr\n",
              "\tsong\tstr\n",
              "\tscore\tfloat\n",
              "\trank\tint\n",
              "\n",
              "Rows: 10\n",
              "\n",
              "Data:\n",
              "+-------------------------------+--------------------------------+--------+------+\n",
              "|            user_id            |              song              | score  | rank |\n",
              "+-------------------------------+--------------------------------+--------+------+\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |    Sehr kosmisch - Harmonia    | 4754.0 |  1   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |          Undo - Björk          | 4227.0 |  2   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | You're The One - Dwight Yoakam | 3781.0 |  3   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Dog Days Are Over (Radio E...  | 3633.0 |  4   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |    Revelry - Kings Of Leon     | 3527.0 |  5   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Horn Concerto No. 4 in E f...  | 3161.0 |  6   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |     Secrets - OneRepublic      | 3148.0 |  7   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |    Hey_ Soul Sister - Train    | 2538.0 |  8   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Fireflies - Charttraxx Karaoke | 2532.0 |  9   |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |       Tive Sim - Cartola       | 2521.0 |  10  |\n",
              "+-------------------------------+--------------------------------+--------+------+\n",
              "[10 rows x 4 columns]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 44
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "UUHSvsDXeGOG"
      },
      "source": [
        "Now the personalised model"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "8T0YQ_I7eM3W",
        "outputId": "0f7a3b85-1818-4b6f-fc97-36af93b29cb1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 442
        }
      },
      "source": [
        "personalised_model = turicreate.item_similarity_recommender.create(train_set,user_id='user_id',item_id='song')"
      ],
      "execution_count": 45,
      "outputs": [
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Warning: Ignoring columns song_id, listen_count, title, artist;</pre>"
            ],
            "text/plain": [
              "Warning: Ignoring columns song_id, listen_count, title, artist;"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre> To use one of these as a rating column, specify the column name to be used as target</pre>"
            ],
            "text/plain": [
              " To use one of these as a rating column, specify the column name to be used as target"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>    and use a method that allows the use of a target.</pre>"
            ],
            "text/plain": [
              "    and use a method that allows the use of a target."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Preparing data set.</pre>"
            ],
            "text/plain": [
              "Preparing data set."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>    Data has 893580 observations with 66085 users and 9952 items.</pre>"
            ],
            "text/plain": [
              "    Data has 893580 observations with 66085 users and 9952 items."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>    Data prepared in: 1.69045s</pre>"
            ],
            "text/plain": [
              "    Data prepared in: 1.69045s"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Training model from provided data.</pre>"
            ],
            "text/plain": [
              "Training model from provided data."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Gathering per-item and per-user statistics.</pre>"
            ],
            "text/plain": [
              "Gathering per-item and per-user statistics."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>+--------------------------------+------------+</pre>"
            ],
            "text/plain": [
              "+--------------------------------+------------+"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>| Elapsed Time (Item Statistics) | % Complete |</pre>"
            ],
            "text/plain": [
              "| Elapsed Time (Item Statistics) | % Complete |"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>+--------------------------------+------------+</pre>"
            ],
            "text/plain": [
              "+--------------------------------+------------+"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>| 12.356ms                       | 1.5        |</pre>"
            ],
            "text/plain": [
              "| 12.356ms                       | 1.5        |"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>| 62.581ms                       | 100        |</pre>"
            ],
            "text/plain": [
              "| 62.581ms                       | 100        |"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>+--------------------------------+------------+</pre>"
            ],
            "text/plain": [
              "+--------------------------------+------------+"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Setting up lookup tables.</pre>"
            ],
            "text/plain": [
              "Setting up lookup tables."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Processing data in one pass using dense lookup tables.</pre>"
            ],
            "text/plain": [
              "Processing data in one pass using dense lookup tables."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>+-------------------------------------+------------------+-----------------+</pre>"
            ],
            "text/plain": [
              "+-------------------------------------+------------------+-----------------+"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>| Elapsed Time (Constructing Lookups) | Total % Complete | Items Processed |</pre>"
            ],
            "text/plain": [
              "| Elapsed Time (Constructing Lookups) | Total % Complete | Items Processed |"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>+-------------------------------------+------------------+-----------------+</pre>"
            ],
            "text/plain": [
              "+-------------------------------------+------------------+-----------------+"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>| 258.601ms                           | 0                | 0               |</pre>"
            ],
            "text/plain": [
              "| 258.601ms                           | 0                | 0               |"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>| 2.04s                               | 100              | 9952            |</pre>"
            ],
            "text/plain": [
              "| 2.04s                               | 100              | 9952            |"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>+-------------------------------------+------------------+-----------------+</pre>"
            ],
            "text/plain": [
              "+-------------------------------------+------------------+-----------------+"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Finalizing lookup tables.</pre>"
            ],
            "text/plain": [
              "Finalizing lookup tables."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Generating candidate set for working with new users.</pre>"
            ],
            "text/plain": [
              "Generating candidate set for working with new users."
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>Finished training in 2.13144s</pre>"
            ],
            "text/plain": [
              "Finished training in 2.13144s"
            ]
          },
          "metadata": {
            "tags": []
          }
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "pNnxKOQceXU4"
      },
      "source": [
        "Now using the personalised model for song recommendations"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "rYaN1q9zehIQ",
        "outputId": "f4b548ec-ac44-4998-ef8e-b0176659f2ee",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 415
        }
      },
      "source": [
        "personalised_model.recommend(users=[users[0]])"
      ],
      "execution_count": 46,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
              "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\"><table frame=\"box\" rules=\"cols\">\n",
              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">user_id</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">score</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">rank</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Cuando Pase El Temblor -<br>Soda Stereo ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.019450453611520622</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Fireflies - Charttraxx<br>Karaoke ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.014473731701190654</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Love Is A Losing Game -<br>Amy Winehouse ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.014286596041459303</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Marry Me - Train</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.014133471709031325</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.013591665488023024</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">5</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch - Harmonia</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.013398789442502536</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">6</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Te Hacen Falta Vitaminas<br>- Soda Stereo ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.01293028317964994</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">7</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">OMG - Usher featuring<br>will.i.am ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.012777828253232516</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">8</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Y solo se me ocurre<br>amarte (Unplugged) - ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.012341127945826603</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">9</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">c66c10a9567f0d82ff31441a9<br>fd5063e5cd9dfe8 ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">No Dejes Que... -<br>Caifanes ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.012104249917543851</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">10</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[10 rows x 4 columns]<br/>\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tuser_id\tstr\n",
              "\tsong\tstr\n",
              "\tscore\tfloat\n",
              "\trank\tint\n",
              "\n",
              "Rows: 10\n",
              "\n",
              "Data:\n",
              "+-------------------------------+--------------------------------+\n",
              "|            user_id            |              song              |\n",
              "+-------------------------------+--------------------------------+\n",
              "| c66c10a9567f0d82ff31441a9f... | Cuando Pase El Temblor - S...  |\n",
              "| c66c10a9567f0d82ff31441a9f... | Fireflies - Charttraxx Karaoke |\n",
              "| c66c10a9567f0d82ff31441a9f... | Love Is A Losing Game - Am...  |\n",
              "| c66c10a9567f0d82ff31441a9f... |        Marry Me - Train        |\n",
              "| c66c10a9567f0d82ff31441a9f... |     Secrets - OneRepublic      |\n",
              "| c66c10a9567f0d82ff31441a9f... |    Sehr kosmisch - Harmonia    |\n",
              "| c66c10a9567f0d82ff31441a9f... | Te Hacen Falta Vitaminas -...  |\n",
              "| c66c10a9567f0d82ff31441a9f... | OMG - Usher featuring will...  |\n",
              "| c66c10a9567f0d82ff31441a9f... | Y solo se me ocurre amarte...  |\n",
              "| c66c10a9567f0d82ff31441a9f... |   No Dejes Que... - Caifanes   |\n",
              "+-------------------------------+--------------------------------+\n",
              "+----------------------+------+\n",
              "|        score         | rank |\n",
              "+----------------------+------+\n",
              "| 0.019450453611520622 |  1   |\n",
              "| 0.014473731701190654 |  2   |\n",
              "| 0.014286596041459303 |  3   |\n",
              "| 0.014133471709031325 |  4   |\n",
              "| 0.013591665488023024 |  5   |\n",
              "| 0.013398789442502536 |  6   |\n",
              "| 0.01293028317964994  |  7   |\n",
              "| 0.012777828253232516 |  8   |\n",
              "| 0.012341127945826603 |  9   |\n",
              "| 0.012104249917543851 |  10  |\n",
              "+----------------------+------+\n",
              "[10 rows x 4 columns]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 46
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "IxV7zAiTe1-q"
      },
      "source": [
        "Now we see that both users (user1 & user2) got different song recommendations which makes it a better model as compared to the popularity recommender."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "sTsCHRuUel31",
        "outputId": "96618fb0-44ba-4dff-939b-3e173ff0b66b",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 415
        }
      },
      "source": [
        "personalised_model.recommend(users=[users[1]])"
      ],
      "execution_count": 47,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
              "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\"><table frame=\"box\" rules=\"cols\">\n",
              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">user_id</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">score</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">rank</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Where The Boat Leaves<br>From (Album) - Zac Brown ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.06153608858585358</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Different Kind Of Fine<br>(Album) - Zac Brown Band ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.06052837520837784</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Jolene (Album) - Zac<br>Brown Band ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.05786820501089096</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sic &#x27;Em On A Chicken<br>(Album) - Zac Brown Band ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.05518669635057449</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Who&#x27;s Kissing You Tonight<br>- Jason Aldean ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.05306333303451538</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">5</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">What Country Is - Luke<br>Bryan ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.037490807473659515</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">6</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Highway 20 Ride (Album) -<br>Zac Brown Band ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.03733157366514206</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">7</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Do I - Luke Bryan</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.033077359199523926</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">8</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">One Fine Wire - Colbie<br>Caillat ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.03125</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">9</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">02f015d32ac2cd1e52d26e3ec<br>36048711dd5711b ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Midnight Bottle - Colbie<br>Caillat ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.030737705528736115</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">10</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[10 rows x 4 columns]<br/>\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tuser_id\tstr\n",
              "\tsong\tstr\n",
              "\tscore\tfloat\n",
              "\trank\tint\n",
              "\n",
              "Rows: 10\n",
              "\n",
              "Data:\n",
              "+-------------------------------+--------------------------------+\n",
              "|            user_id            |              song              |\n",
              "+-------------------------------+--------------------------------+\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Where The Boat Leaves From...  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Different Kind Of Fine (Al...  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Jolene (Album) - Zac Brown...  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Sic 'Em On A Chicken (Albu...  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Who's Kissing You Tonight ...  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |  What Country Is - Luke Bryan  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Highway 20 Ride (Album) - ...  |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... |       Do I - Luke Bryan        |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | One Fine Wire - Colbie Caillat |\n",
              "| 02f015d32ac2cd1e52d26e3ec3... | Midnight Bottle - Colbie C...  |\n",
              "+-------------------------------+--------------------------------+\n",
              "+----------------------+------+\n",
              "|        score         | rank |\n",
              "+----------------------+------+\n",
              "| 0.06153608858585358  |  1   |\n",
              "| 0.06052837520837784  |  2   |\n",
              "| 0.05786820501089096  |  3   |\n",
              "| 0.05518669635057449  |  4   |\n",
              "| 0.05306333303451538  |  5   |\n",
              "| 0.037490807473659515 |  6   |\n",
              "| 0.03733157366514206  |  7   |\n",
              "| 0.033077359199523926 |  8   |\n",
              "|       0.03125        |  9   |\n",
              "| 0.030737705528736115 |  10  |\n",
              "+----------------------+------+\n",
              "[10 rows x 4 columns]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 47
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "WWty8IS5esSe"
      },
      "source": [
        "We can also find similar songs to a particular song."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "-Zq5phOgfVuF",
        "outputId": "a4786040-78c1-45ea-d7c6-5a03b85ec810",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 330
        }
      },
      "source": [
        "personalised_model.get_similar_items(['Undo - Björk'])"
      ],
      "execution_count": 48,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
              "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\"><table frame=\"box\" rules=\"cols\">\n",
              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">similar</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">score</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">rank</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Revelry - Kings Of Leon</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.27911579608917236</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">You&#x27;re The One - Dwight<br>Yoakam ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.27212071418762207</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Horn Concerto No. 4 in E<br>flat K495: II. Romance ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.1803802251815796</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Ain&#x27;t Misbehavin - Sam<br>Cooke ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.13346266746520996</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Tive Sim - Cartola</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.1282394528388977</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">5</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Invalid - Tub Ring</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.11025738716125488</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">6</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch - Harmonia</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.10372370481491089</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">7</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Catch You Baby (Steve<br>Pitron &amp; Max Sanna Radio ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.10057473182678223</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">8</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Représente - Alliance<br>Ethnik ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.0975790023803711</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">9</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Undo - Björk</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.0904923677444458</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">10</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[10 rows x 4 columns]<br/>\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tsong\tstr\n",
              "\tsimilar\tstr\n",
              "\tscore\tfloat\n",
              "\trank\tint\n",
              "\n",
              "Rows: 10\n",
              "\n",
              "Data:\n",
              "+--------------+--------------------------------+---------------------+------+\n",
              "|     song     |            similar             |        score        | rank |\n",
              "+--------------+--------------------------------+---------------------+------+\n",
              "| Undo - Björk |    Revelry - Kings Of Leon     | 0.27911579608917236 |  1   |\n",
              "| Undo - Björk | You're The One - Dwight Yoakam | 0.27212071418762207 |  2   |\n",
              "| Undo - Björk | Horn Concerto No. 4 in E f...  |  0.1803802251815796 |  3   |\n",
              "| Undo - Björk |  Ain't Misbehavin - Sam Cooke  | 0.13346266746520996 |  4   |\n",
              "| Undo - Björk |       Tive Sim - Cartola       |  0.1282394528388977 |  5   |\n",
              "| Undo - Björk |       Invalid - Tub Ring       | 0.11025738716125488 |  6   |\n",
              "| Undo - Björk |    Sehr kosmisch - Harmonia    | 0.10372370481491089 |  7   |\n",
              "| Undo - Björk | Catch You Baby (Steve Pitr...  | 0.10057473182678223 |  8   |\n",
              "| Undo - Björk |  Représente - Alliance Ethnik  |  0.0975790023803711 |  9   |\n",
              "| Undo - Björk |     Secrets - OneRepublic      |  0.0904923677444458 |  10  |\n",
              "+--------------+--------------------------------+---------------------+------+\n",
              "[10 rows x 4 columns]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 48
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "u0Twq_jvfsok",
        "outputId": "aa7f87fd-859d-421e-b64f-a503e0f44a13",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 364
        }
      },
      "source": [
        "personalised_model.get_similar_items(['Secrets - OneRepublic'])"
      ],
      "execution_count": 49,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/html": [
              "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\"><table frame=\"box\" rules=\"cols\">\n",
              "    <tr>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">song</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">similar</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">score</th>\n",
              "        <th style=\"padding-left: 1em; padding-right: 1em; text-align: center\">rank</th>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Dog Days Are Over (Radio<br>Edit) - Florence + The ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.18115311861038208</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">1</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Sehr kosmisch - Harmonia</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.18081289529800415</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">2</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Fireflies - Charttraxx<br>Karaoke ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.16131669282913208</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">3</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Marry Me - Train</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.15611225366592407</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">4</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Hey_ Soul Sister - Train</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.14337420463562012</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">5</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">OMG - Usher featuring<br>will.i.am ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.1194995641708374</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">6</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Drop The World - Lil<br>Wayne / Eminem ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.11132478713989258</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">7</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Use Somebody - Kings Of<br>Leon ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.10322582721710205</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">8</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">All The Right Moves -<br>OneRepublic ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.09876871109008789</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">9</td>\n",
              "    </tr>\n",
              "    <tr>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">Secrets - OneRepublic</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">The Only Exception (Album<br>Version) - Paramore ...</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">0.09341615438461304</td>\n",
              "        <td style=\"padding-left: 1em; padding-right: 1em; text-align: center; vertical-align: top\">10</td>\n",
              "    </tr>\n",
              "</table>\n",
              "[10 rows x 4 columns]<br/>\n",
              "</div>"
            ],
            "text/plain": [
              "Columns:\n",
              "\tsong\tstr\n",
              "\tsimilar\tstr\n",
              "\tscore\tfloat\n",
              "\trank\tint\n",
              "\n",
              "Rows: 10\n",
              "\n",
              "Data:\n",
              "+-----------------------+--------------------------------+---------------------+\n",
              "|          song         |            similar             |        score        |\n",
              "+-----------------------+--------------------------------+---------------------+\n",
              "| Secrets - OneRepublic | Dog Days Are Over (Radio E...  | 0.18115311861038208 |\n",
              "| Secrets - OneRepublic |    Sehr kosmisch - Harmonia    | 0.18081289529800415 |\n",
              "| Secrets - OneRepublic | Fireflies - Charttraxx Karaoke | 0.16131669282913208 |\n",
              "| Secrets - OneRepublic |        Marry Me - Train        | 0.15611225366592407 |\n",
              "| Secrets - OneRepublic |    Hey_ Soul Sister - Train    | 0.14337420463562012 |\n",
              "| Secrets - OneRepublic | OMG - Usher featuring will...  |  0.1194995641708374 |\n",
              "| Secrets - OneRepublic | Drop The World - Lil Wayne...  | 0.11132478713989258 |\n",
              "| Secrets - OneRepublic |  Use Somebody - Kings Of Leon  | 0.10322582721710205 |\n",
              "| Secrets - OneRepublic | All The Right Moves - OneR...  | 0.09876871109008789 |\n",
              "| Secrets - OneRepublic | The Only Exception (Album ...  | 0.09341615438461304 |\n",
              "+-----------------------+--------------------------------+---------------------+\n",
              "+------+\n",
              "| rank |\n",
              "+------+\n",
              "|  1   |\n",
              "|  2   |\n",
              "|  3   |\n",
              "|  4   |\n",
              "|  5   |\n",
              "|  6   |\n",
              "|  7   |\n",
              "|  8   |\n",
              "|  9   |\n",
              "|  10  |\n",
              "+------+\n",
              "[10 rows x 4 columns]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 49
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "bF6XpdWPg4db"
      },
      "source": [
        "Now  the recall and precision of each model used as metrics to measure the performance of the two models ."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ACukvgd1hmkU",
        "outputId": "a6801446-0156-4764-d274-b93fc65e806c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 782
        }
      },
      "source": [
        " model_performance = turicreate.recommender.util.compare_models(test_set,[popularity_model,personalised_model],user_sample=0.05)"
      ],
      "execution_count": 51,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "compare_models: using 2931 users to estimate model performance\n",
            "PROGRESS: Evaluate model M0\n"
          ],
          "name": "stdout"
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>recommendations finished on 1000/2931 queries. users per second: 2986.12</pre>"
            ],
            "text/plain": [
              "recommendations finished on 1000/2931 queries. users per second: 2986.12"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>recommendations finished on 2000/2931 queries. users per second: 2921.43</pre>"
            ],
            "text/plain": [
              "recommendations finished on 2000/2931 queries. users per second: 2921.43"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "stream",
          "text": [
            "WARNING:root:Model trained without a target. Skipping RMSE computation.\n"
          ],
          "name": "stderr"
        },
        {
          "output_type": "stream",
          "text": [
            "\n",
            "Precision and recall summary statistics by cutoff\n",
            "+--------+----------------------+-----------------------+\n",
            "| cutoff |    mean_precision    |      mean_recall      |\n",
            "+--------+----------------------+-----------------------+\n",
            "|   1    |  0.0252473558512453  | 0.0061990721663188406 |\n",
            "|   2    | 0.02285909245991128  |  0.010572905429609624 |\n",
            "|   3    | 0.021266916865688632 |  0.015292289499044895 |\n",
            "|   4    | 0.020129648584101007 |  0.01913585012356764  |\n",
            "|   5    | 0.018355510064824304 |  0.021591032645280336 |\n",
            "|   6    | 0.01728647788013188  |  0.024629988268678165 |\n",
            "|   7    | 0.016474143393283656 |  0.02789421901499693  |\n",
            "|   8    | 0.015609007164790157 |  0.030138022256753084 |\n",
            "|   9    | 0.01501194131695668  |  0.03272474521195095  |\n",
            "|   10   | 0.014602524735585147 |  0.035384636024349415 |\n",
            "+--------+----------------------+-----------------------+\n",
            "[10 rows x 3 columns]\n",
            "\n",
            "PROGRESS: Evaluate model M1\n"
          ],
          "name": "stdout"
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>recommendations finished on 1000/2931 queries. users per second: 2724.02</pre>"
            ],
            "text/plain": [
              "recommendations finished on 1000/2931 queries. users per second: 2724.02"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "text/html": [
              "<pre>recommendations finished on 2000/2931 queries. users per second: 2643.11</pre>"
            ],
            "text/plain": [
              "recommendations finished on 2000/2931 queries. users per second: 2643.11"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "stream",
          "text": [
            "WARNING:root:Model trained without a target. Skipping RMSE computation.\n"
          ],
          "name": "stderr"
        },
        {
          "output_type": "stream",
          "text": [
            "\n",
            "Precision and recall summary statistics by cutoff\n",
            "+--------+---------------------+----------------------+\n",
            "| cutoff |    mean_precision   |     mean_recall      |\n",
            "+--------+---------------------+----------------------+\n",
            "|   1    | 0.09041282838621631 | 0.027395629314769566 |\n",
            "|   2    | 0.07574206755373604 | 0.04392292807082985  |\n",
            "|   3    | 0.06687137495735242 | 0.05682977509999007  |\n",
            "|   4    | 0.06141248720573184 | 0.06777156559653995  |\n",
            "|   5    | 0.05615830774479706 |  0.0763122771311103  |\n",
            "|   6    | 0.05112020925736383 | 0.08365658470571471  |\n",
            "|   7    | 0.04718038699614955 | 0.08877945427331302  |\n",
            "|   8    | 0.04431081542135792 |  0.0956397496699441  |\n",
            "|   9    | 0.04196519959058351 | 0.10043644469181827  |\n",
            "|   10   | 0.03964517229614461 | 0.10546507351778588  |\n",
            "+--------+---------------------+----------------------+\n",
            "[10 rows x 3 columns]\n",
            "\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "E7lzyG9Ih4pX"
      },
      "source": [
        "In this **M0** is the popularity model and **M1** is the personalised model.\n",
        "\n",
        "Its clear that the precision and recall for the personalised model is higher than that of the popularity model in almost all cases."
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "Hr2XFiaq6sMC"
      },
      "source": [
        "So that's it , that brings us to end of this notebook and has got us to our goal."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Rp0oJ_7E7MnO"
      },
      "source": [
        ""
      ],
      "execution_count": null,
      "outputs": []
    }
  ]
}