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2 questions
2
votes
0
answers
128
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Tuning the learning rate parameter for GBDT models
I've always been taught that decreasing the learning rate parameter in gbdt models such as XGBoost, LightGBM and Catboost will improve the out-of-sample performance, assuming the number of iterations ...
- 21
23
votes
1
answer
18k
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Lightgbm vs xgboost vs catboost
I've seen that in Kaggle competitions people are using lightgbms where they used to use xgboost. My question is: when would you rather use xgboost instead of lightgbm? What about catboost?
- 6,106