Uses of Interface
ml.dmlc.xgboost4j.java.IObjective
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Uses of IObjective in ml.dmlc.xgboost4j.java
Methods in ml.dmlc.xgboost4j.java with parameters of type IObjectiveModifier and TypeMethodDescriptionstatic String[]
XGBoost.crossValidation
(DMatrix data, Map<String, Object> params, int round, int nfold, String[] metrics, IObjective obj, IEvaluation eval) Cross-validation with given parameters.static Booster
XGBoost.train
(DMatrix dtrain, Map<String, Object> params, int round, Map<String, DMatrix> watches, float[][] metrics, IObjective obj, IEvaluation eval, int earlyStoppingRound) Train a booster given parameters.static Booster
XGBoost.train
(DMatrix dtrain, Map<String, Object> params, int round, Map<String, DMatrix> watches, float[][] metrics, IObjective obj, IEvaluation eval, int earlyStoppingRounds, Booster booster) Train a booster given parameters.static Booster
XGBoost.train
(DMatrix dtrain, Map<String, Object> params, int round, Map<String, DMatrix> watches, IObjective obj, IEvaluation eval) Train a booster given parameters.void
Booster.update
(DMatrix dtrain, IObjective obj) Update with customize obj funcvoid
XGBoost.CVPack.update
(IObjective obj) update one iteration