StackOverflow Questions for Tag: boosting

Guy Adini
Guy Adini

Reputation: 5494

Catboost: what are reasonable values for l2_leaf_reg?

Score: 9

Views: 15522

Answers: 1

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user28824349
user28824349

Reputation: 13

HistGradientBoostingClassifier - ValueError: could not convert string to float

Score: 1

Views: 58

Answers: 1

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user20585110
user20585110

Reputation: 1

XGBRanker grouping and ranking specifics

Score: 0

Views: 26

Answers: 0

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מור שמי
מור שמי

Reputation: 11

Can I use multiple complex sorts as tie breakers in Elasticsearch without using scripts?

Score: 1

Views: 49

Answers: 2

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Tegel
Tegel

Reputation: 1

Fixing Overfitting for a Random Forest/Gradient Boosting Regression through GridSearch

Score: -3

Views: 135

Answers: 1

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Ming Jun Lim
Ming Jun Lim

Reputation: 142

How to use "is_unbalance" and "scale_pos_weight" parameters in LightGBM for a binary classification project that is unbalanced (80:20)

Score: 4

Views: 18677

Answers: 2

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Antonio Paladini
Antonio Paladini

Reputation: 83

XGBoost classifier, can I pass the model to the custom loss?

Score: 0

Views: 53

Answers: 1

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staplegun
staplegun

Reputation: 87

How does gbrt_minimize from scikit decide how many parameter splits to try

Score: 0

Views: 34

Answers: 1

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Alfredo
Alfredo

Reputation: 1

Predict.boosting problem: newmfinal must be 1<newmfinal<mfinal

Score: 0

Views: 20

Answers: 0

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Sanyo Mn
Sanyo Mn

Reputation: 431

What is the role of loss functions in gradient boosting?

Score: 0

Views: 442

Answers: 1

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Baron Yugovich
Baron Yugovich

Reputation: 4313

How many trees do I actually have in my LightGBM model?

Score: 0

Views: 629

Answers: 1

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Rogue258
Rogue258

Reputation: 135

Constant predicted values in LightGBM

Score: 0

Views: 510

Answers: 1

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Felipe Polo
Felipe Polo

Reputation: 11

CatBoostRegressor with loss_function='Lq'

Score: 0

Views: 340

Answers: 1

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MatMad-B
MatMad-B

Reputation: 13

How to encode a scikit-learn Gradient Boosting Classifier as an SMT formula, using conditions on the sub-regressor for each class?

Score: 0

Views: 51

Answers: 0

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Custom Gradient Boosting Classifier implementation. No training progress

Score: 2

Views: 180

Answers: 1

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Giedrė Oksaitė
Giedrė Oksaitė

Reputation: 31

Plot number formatting in XGBoost plot_importance()

Score: 3

Views: 10173

Answers: 4

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Ashish Papanai
Ashish Papanai

Reputation: 88

How to obtain a dataframe of trees from a CatBoost model similar to XGBoost's model.get_booster().trees_to_dataframe()

Score: 0

Views: 203

Answers: 0

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How does XGBoost use MAE as objective function?

Score: 1

Views: 1380

Answers: 1

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erik
erik

Reputation: 11

Overcoming the 'not implemented yet' error when combining model shrinkage with learning continuation in CatBoost

Score: 1

Views: 167

Answers: 0

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Negative Correlation
Negative Correlation

Reputation: 983

Need help implementing a custom loss function in lightGBM (Zero-inflated Log Normal Loss)

Score: 9

Views: 7670

Answers: 1

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