Tag xgboost - This is page 1 - GeneraCodice

Tree-based algorithms and ordinal features

https://www.generacodice.com/en/articolo/2690202/tree-based-algorithms-and-ordinal-features
  random-forest  -  decision-trees  -  xgboost  -  boosting
datascience.stackexchange datascience.stackexchange

In XGBoost, how is a leaf index corresponding to the particular leaf node in actual base learner trees?

https://www.generacodice.com/en/articolo/2689757/in-xgboost-how-is-a-leaf-index-corresponding-to-the-particular-leaf-node-in-actual-base-learner-trees
  machine-learning  -  ensemble-modeling  -  xgboost  -  ensemble-learning
datascience.stackexchange datascience.stackexchange

Are “Gradient Boosting Machines (GBM)” and GBDT exactly the same thing?

https://www.generacodice.com/en/articolo/2689700/are-gradient-boosting-machines-gbm-and-gbdt-exactly-the-same-thing
  gbm  -  ensemble-modeling  -  xgboost  -  ensemble-learning
datascience.stackexchange datascience.stackexchange

splitting mechanism with one hot encoded variables (tree based/boosting)

https://www.generacodice.com/en/articolo/2683181/splitting-mechanism-with-one-hot-encoded-variables-tree-based-boosting
  categorical-data  -  decision-trees  -  xgboost  -  boosting  -  one-hot-encoding
datascience.stackexchange datascience.stackexchange

Why Does XGBoost Keep One Feature at High Importance?

https://www.generacodice.com/en/articolo/2683033/why-does-xgboost-keep-one-feature-at-high-importance
  python  -  classification  -  xgboost
datascience.stackexchange datascience.stackexchange

feature scaling xgbRegressor

https://www.generacodice.com/en/articolo/2681580/feature-scaling-xgbregressor
  machine-learning  -  normalization  -  decision-trees  -  feature-scaling  -  xgboost
datascience.stackexchange datascience.stackexchange

Appropriate objective function and evaluation metric when I DO care about outliers?

https://www.generacodice.com/en/articolo/2681065/appropriate-objective-function-and-evaluation-metric-when-i-do-care-about-outliers
  evaluation  -  regression  -  outlier  -  xgboost  -  objective-function
datascience.stackexchange datascience.stackexchange

Time series data and ML - separating training/test data

https://www.generacodice.com/en/articolo/2681022/time-series-data-and-ml-separating-training-test-data
  time-series  -  training  -  xgboost
datascience.stackexchange datascience.stackexchange

Understanding output probabilites of xgboost in multiclass problems

https://www.generacodice.com/en/articolo/2679228/understanding-output-probabilites-of-xgboost-in-multiclass-problems
  probability  -  multiclass-classification  -  xgboost
datascience.stackexchange datascience.stackexchange

Why would GradientBoostClassifier do better than XGBoostClassifier? [duplicate]

https://www.generacodice.com/en/articolo/2678490/why-would-gradientboostclassifier-do-better-than-xgboostclassifier-duplicate
  python  -  xgboost  -  natural-gradient-boosting
datascience.stackexchange datascience.stackexchange
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