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Graph.to_W is slow #672

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martinfleis opened this issue Jan 10, 2024 · 0 comments · Fixed by #691
Closed

Graph.to_W is slow #672

martinfleis opened this issue Jan 10, 2024 · 0 comments · Fixed by #691
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For a 150k buildings, it is way faster to create Queen contiguity using old constructor than converting the Graph based on queen to W. We should avoid double groupby and maybe look at other improvements there.
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REF: refactor Graph.to_W to avoid perf bottleneck martinfleis/libpysal
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