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2 votes
Accepted

XGBoost: does manipulating the sample make it "extrapolate"?

If there is no information that allows your system to learn when spikes will occur, it will not predict spikes, no matter what you do. This is just another way of saying that you always have ...
Stephan Kolassa's user avatar
2 votes

GBM: Predict the response variable measured in {0,20}

This cannot really be answered without knowing what your integer variable represents. But, assuming it has at least an ordinal meaning, you can try ordinal regression. Many posts on this site, you ...
kjetil b halvorsen's user avatar

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