[docs] Update pytorch article figure and caption #1246
Merged
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Correct "default" marker annotation at https://chanzuckerberg.github.io/cellxgene-census/articles/2024/20240709-pytorch.html#increased-training-speed:
gif: before / after
Also made a few tweaks to the caption, to reflect what I think are the most important take-aways:
scipy.csr
method (red circles > red squares)Summarizing another way:
If a user is willing to use 2x the memory, they can go for the larger red-orange circles (2048 chunks @ 128 rows/chunk), and another nearly ≈2x speedup, but that's not explicitly called out, which is probably fine?