| 包 | 描述 |
|---|---|
| ml.dmlc.xgboost4j.java |
| 修饰符和类型 | 方法和说明 |
|---|---|
静态 String[] |
XGBoost.crossValidation(DMatrix data, Map<String,Object> params, int round, int nfold, String[] metrics, IObjective obj, IEvaluation eval)使用给定参数进行交叉验证。
|
String |
Booster.evalSet(DMatrix[] evalMatrixs, String[] evalNames, IEvaluation eval)使用自定义评估类评估Booster模型
|
String |
Booster.evalSet(DMatrix[] evalMatrixs, String[] evalNames, IEvaluation eval, float[] metricsOut) |
static Booster |
XGBoost.train(DMatrix dtrain, Map<String,Object> params, int round, Map<String,DMatrix> watches, float[][] metrics, IObjective obj, IEvaluation eval, int earlyStoppingRound)训练一个给定参数的 Booster。
|
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)训练一个给定参数的 Booster。
|
static Booster |
XGBoost.train(DMatrix dtrain, Map<String,Object> params, int round, Map<String,DMatrix> watches, IObjective obj, IEvaluation eval)训练一个给定参数的 Booster。
|
static Booster |
XGBoost.trainAndSaveCheckpoint(DMatrix dtrain, Map<String,Object> params, int numRounds, Map<String,DMatrix> watches, float[][] metrics, IObjective obj, IEvaluation eval, int earlyStoppingRounds, Booster booster, int checkpointInterval, String checkpointPath, org.apache.hadoop.fs.FileSystem fs) |
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