Hunches & Crunches

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XGBoost: Quality & Cover

Published at March 7, 2019 ·  12 min read

I was going to write a post about how prediction contributions in XGBoost are calculated. But I quickly came to realize that it would be logical to go through a few other things first, namely Quality and Cover. Although this is all well described in the documentation, a practical example is sometimes useful. It has been very helpful for me at least in gaining a better understanding of how the algorithm works....