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Implement feature sampling #202

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RAMitchell opened this issue Feb 5, 2025 · 0 comments
Open

Implement feature sampling #202

RAMitchell opened this issue Feb 5, 2025 · 0 comments
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feature request New feature or request

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@RAMitchell
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Legate-boost currently has row based subsampling but lacks feature sampling.

This could be implemented globally or only in the tree learner.

Implementing globally might require expensive data copies e.g. creating a version of the X matrix with columns removed.
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@RAMitchell