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improves dataloader performance #687

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improves dataloader performance #687

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@giovp giovp commented Aug 21, 2024

replaces #565 #622

iteration over 20 batches, single worker

new implementation
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one annoying thing is that the "apply" method of the dataframe to get the bounding box selection is quite slow.

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giovp commented Sep 3, 2024

quick push to try #699 where tiling is vectorized, removed the need for pandas.DataFrame.apply. Quite big speedup

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