Initialization is critical for preserving global data structure in both t-SNE and UMAP

The code for Figure 1 in the Matters Arising published in Nature Biotechnology: https://www.nature.com/articles/s41587-020-00809-z.

Also, an associated animation:

Name		Name	Last commit message	Last commit date
Latest commit History 5 Commits
README.md		README.md
animation.ipynb		animation.ipynb
knots.gif		knots.gif
knots.mp4		knots.mp4
knots.png		knots.png
tsne-umap-circle.ipynb		tsne-umap-circle.ipynb
tsne-umap-circle.pdf		tsne-umap-circle.pdf
tsne-umap-circle.png		tsne-umap-circle.png

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