[multi] Implement weight feature importance. #10700
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trivialfis
commented
Aug 13, 2024
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trivialfis
commented
- Only weight is implemented as the vector-leaf tree doesn't have hessian or gain at the moment.
- Mixed tree types is not supported yet.
This was referenced Aug 13, 2024
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Will try to support mixed trees. |
hcho3
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Aug 20, 2024
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