Index

A B C D E F G I L M N O P R S T U V W _ 
All Classes and Interfaces|All Packages|Constant Field Values|Serialized Form

A

asFloat(byte[]) - Method in class biz.k11i.xgboost.util.ModelReader
 
asUnsignedInt(byte[]) - Method in class biz.k11i.xgboost.util.ModelReader
 

B

base_score - Variable in class biz.k11i.xgboost.Predictor.ModelParam
 
base_weight - Variable in class biz.k11i.xgboost.tree.RegTree.RTreeNodeStat
 
bias(int) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
biz.k11i.xgboost - package biz.k11i.xgboost
 
biz.k11i.xgboost.config - package biz.k11i.xgboost.config
 
biz.k11i.xgboost.gbm - package biz.k11i.xgboost.gbm
 
biz.k11i.xgboost.learner - package biz.k11i.xgboost.learner
 
biz.k11i.xgboost.spark - package biz.k11i.xgboost.spark
 
biz.k11i.xgboost.tree - package biz.k11i.xgboost.tree
 
biz.k11i.xgboost.util - package biz.k11i.xgboost.util
 
buffer - Variable in class biz.k11i.xgboost.util.ModelReader
 
build() - Method in class biz.k11i.xgboost.config.PredictorConfiguration.Builder
 
builder() - Static method in class biz.k11i.xgboost.config.PredictorConfiguration
 
Builder() - Constructor for class biz.k11i.xgboost.config.PredictorConfiguration.Builder
 

C

cdefault() - Method in class biz.k11i.xgboost.tree.RegTree.Node
 
cleft_ - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
close() - Method in class biz.k11i.xgboost.util.ModelReader
 
createGradBooster(String) - Static method in class biz.k11i.xgboost.gbm.GradBooster.Factory
Creates a gradient booster from given name.
cright_ - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 

D

Dart - Class in biz.k11i.xgboost.gbm
Gradient boosted DART tree implementation.
Dart() - Constructor for class biz.k11i.xgboost.gbm.Dart
 
DEFAULT - Static variable in class biz.k11i.xgboost.config.PredictorConfiguration
 
default_left() - Method in class biz.k11i.xgboost.tree.RegTree.Node
 

E

exp(float) - Method in class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb_Jafama
 
exp(float) - Method in class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb
 

F

Factory() - Constructor for class biz.k11i.xgboost.gbm.GradBooster.Factory
 
featureCol - Variable in class biz.k11i.xgboost.spark.SparkModelParam
 
fillBuffer(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
fromArray(double[], boolean) - Static method in class biz.k11i.xgboost.util.FVec.Transformer
Builds FVec from dense vector.
fromArray(float[], boolean) - Static method in class biz.k11i.xgboost.util.FVec.Transformer
Builds FVec from dense vector.
fromMap(Map<Integer, ? extends Number>) - Static method in class biz.k11i.xgboost.util.FVec.Transformer
Builds FVec from map.
fromName(String) - Static method in class biz.k11i.xgboost.learner.ObjFunction
Gets ObjFunction from given name.
FUNCTIONS - Static variable in class biz.k11i.xgboost.learner.ObjFunction
 
fvalue(int) - Method in interface biz.k11i.xgboost.util.FVec
Gets index-th value.
fvalue(int) - Method in class biz.k11i.xgboost.util.FVecArrayImpl.FVecDoubleArrayImpl
 
fvalue(int) - Method in class biz.k11i.xgboost.util.FVecArrayImpl.FVecFloatArrayImpl
 
fvalue(int) - Method in class biz.k11i.xgboost.util.FVecMapImpl
 
FVec - Interface in biz.k11i.xgboost.util
Interface of feature vector.
FVec.Transformer - Class in biz.k11i.xgboost.util
 
FVecArrayImpl - Class in biz.k11i.xgboost.util
 
FVecArrayImpl() - Constructor for class biz.k11i.xgboost.util.FVecArrayImpl
 
FVecArrayImpl.FVecDoubleArrayImpl - Class in biz.k11i.xgboost.util
 
FVecArrayImpl.FVecFloatArrayImpl - Class in biz.k11i.xgboost.util
 
FVecDoubleArrayImpl(double[], boolean) - Constructor for class biz.k11i.xgboost.util.FVecArrayImpl.FVecDoubleArrayImpl
 
FVecFloatArrayImpl(float[], boolean) - Constructor for class biz.k11i.xgboost.util.FVecArrayImpl.FVecFloatArrayImpl
 
FVecMapImpl - Class in biz.k11i.xgboost.util
 
FVecMapImpl(Map<Integer, ? extends Number>) - Constructor for class biz.k11i.xgboost.util.FVecMapImpl
 

G

GBBase - Class in biz.k11i.xgboost.gbm
 
GBBase() - Constructor for class biz.k11i.xgboost.gbm.GBBase
 
GBLinear - Class in biz.k11i.xgboost.gbm
Linear booster implementation
GBLinear() - Constructor for class biz.k11i.xgboost.gbm.GBLinear
 
GBLinear.ModelParam - Class in biz.k11i.xgboost.gbm
 
gbm - Variable in class biz.k11i.xgboost.Predictor
 
GBTree - Class in biz.k11i.xgboost.gbm
Gradient boosted tree implementation.
GBTree() - Constructor for class biz.k11i.xgboost.gbm.GBTree
 
GBTree.ModelParam - Class in biz.k11i.xgboost.gbm
 
getFeatureCol() - Method in class biz.k11i.xgboost.spark.SparkModelParam
 
getLabelCol() - Method in class biz.k11i.xgboost.spark.SparkModelParam
 
getLeafIndex(FVec, int) - Method in class biz.k11i.xgboost.tree.RegTree
Retrieves nodes from root to leaf and returns leaf index.
getLeafValue(FVec, int) - Method in class biz.k11i.xgboost.tree.RegTree
Retrieves nodes from root to leaf and returns leaf value.
getModelType() - Method in class biz.k11i.xgboost.spark.SparkModelParam
 
getNumClass() - Method in class biz.k11i.xgboost.Predictor
Returns number of class.
getObjFunction() - Method in class biz.k11i.xgboost.config.PredictorConfiguration
 
getPredictionCol() - Method in class biz.k11i.xgboost.spark.SparkModelParam
 
getRawPredictionCol() - Method in class biz.k11i.xgboost.spark.SparkModelParam
 
getSparkModelParam() - Method in class biz.k11i.xgboost.Predictor
 
getThresholds() - Method in class biz.k11i.xgboost.spark.SparkModelParam
 
GradBooster - Interface in biz.k11i.xgboost.gbm
Interface of gradient boosting model.
GradBooster.Factory - Class in biz.k11i.xgboost.gbm
 

I

initObjFunction(PredictorConfiguration) - Method in class biz.k11i.xgboost.Predictor
 
initObjGbm() - Method in class biz.k11i.xgboost.Predictor
 
is_leaf() - Method in class biz.k11i.xgboost.tree.RegTree.Node
 

L

labelCol - Variable in class biz.k11i.xgboost.spark.SparkModelParam
 
leaf_child_cnt - Variable in class biz.k11i.xgboost.tree.RegTree.RTreeNodeStat
 
leaf_value - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
loadModel(ModelReader) - Method in class biz.k11i.xgboost.tree.RegTree
Loads model from stream.
loadModel(ModelReader, boolean) - Method in class biz.k11i.xgboost.gbm.Dart
 
loadModel(ModelReader, boolean) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
loadModel(ModelReader, boolean) - Method in class biz.k11i.xgboost.gbm.GBTree
 
loadModel(ModelReader, boolean) - Method in interface biz.k11i.xgboost.gbm.GradBooster
Loads model from stream.
loss_chg - Variable in class biz.k11i.xgboost.tree.RegTree.RTreeNodeStat
 

M

max_depth - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
MODEL_TYPE_CLS - Static variable in class biz.k11i.xgboost.spark.SparkModelParam
 
MODEL_TYPE_REG - Static variable in class biz.k11i.xgboost.spark.SparkModelParam
 
ModelParam(float, int, ModelReader) - Constructor for class biz.k11i.xgboost.Predictor.ModelParam
 
ModelParam(ModelReader) - Constructor for class biz.k11i.xgboost.gbm.GBLinear.ModelParam
 
ModelParam(ModelReader) - Constructor for class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
ModelReader - Class in biz.k11i.xgboost.util
Reads the Xgboost model from stream.
ModelReader(InputStream) - Constructor for class biz.k11i.xgboost.util.ModelReader
 
ModelReader(String) - Constructor for class biz.k11i.xgboost.util.ModelReader
Deprecated.
modelType - Variable in class biz.k11i.xgboost.spark.SparkModelParam
 
mparam - Variable in class biz.k11i.xgboost.gbm.GBLinear
 
mparam - Variable in class biz.k11i.xgboost.gbm.GBTree
 
mparam - Variable in class biz.k11i.xgboost.Predictor
 

N

name_gbm - Variable in class biz.k11i.xgboost.Predictor
 
name_obj - Variable in class biz.k11i.xgboost.Predictor
 
next(FVec) - Method in class biz.k11i.xgboost.tree.RegTree.Node
 
Node(ModelReader) - Constructor for class biz.k11i.xgboost.tree.RegTree.Node
 
nodes - Variable in class biz.k11i.xgboost.tree.RegTree
 
num_class - Variable in class biz.k11i.xgboost.gbm.GBBase
 
num_class - Variable in class biz.k11i.xgboost.Predictor.ModelParam
 
num_deleted - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
num_feature - Variable in class biz.k11i.xgboost.gbm.GBLinear.ModelParam
 
num_feature - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
num_feature - Variable in class biz.k11i.xgboost.Predictor.ModelParam
 
num_feature - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
num_nodes - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
num_output_group - Variable in class biz.k11i.xgboost.gbm.GBLinear.ModelParam
 
num_output_group - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
num_pbuffer - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
num_roots - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
num_roots - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
num_trees - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 

O

obj - Variable in class biz.k11i.xgboost.Predictor
 
objFunction - Variable in class biz.k11i.xgboost.config.PredictorConfiguration
 
objFunction(ObjFunction) - Method in class biz.k11i.xgboost.config.PredictorConfiguration.Builder
 
ObjFunction - Class in biz.k11i.xgboost.learner
Objective function implementations.
ObjFunction() - Constructor for class biz.k11i.xgboost.learner.ObjFunction
 
ObjFunction.RegLossObjLogistic - Class in biz.k11i.xgboost.learner
Logistic regression.
ObjFunction.RegLossObjLogistic_Jafama - Class in biz.k11i.xgboost.learner
Logistic regression.
ObjFunction.SoftmaxMultiClassObjClassify - Class in biz.k11i.xgboost.learner
Multiclass classification.
ObjFunction.SoftmaxMultiClassObjProb - Class in biz.k11i.xgboost.learner
Multiclass classification (predicted probability).
ObjFunction.SoftmaxMultiClassObjProb_Jafama - Class in biz.k11i.xgboost.learner
Multiclass classification (predicted probability).

P

param - Variable in class biz.k11i.xgboost.tree.RegTree
 
Param(ModelReader) - Constructor for class biz.k11i.xgboost.tree.RegTree.Param
 
parent_ - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
pred(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
pred(FVec, int, int, int) - Method in class biz.k11i.xgboost.gbm.Dart
 
pred(FVec, int, int, int) - Method in class biz.k11i.xgboost.gbm.GBTree
 
predBufferSize() - Method in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
predict(FVec) - Method in class biz.k11i.xgboost.Predictor
Generates predictions for given feature vector.
predict(FVec, boolean) - Method in class biz.k11i.xgboost.Predictor
Generates predictions for given feature vector.
predict(FVec, boolean, int) - Method in class biz.k11i.xgboost.Predictor
Generates predictions for given feature vector.
predict(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
predict(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBTree
 
predict(FVec, int) - Method in interface biz.k11i.xgboost.gbm.GradBooster
Generates predictions for given feature vector.
predictionCol - Variable in class biz.k11i.xgboost.spark.SparkModelParam
 
predictLeaf(FVec) - Method in class biz.k11i.xgboost.Predictor
Predicts leaf index of each tree.
predictLeaf(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
predictLeaf(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBTree
 
predictLeaf(FVec, int) - Method in interface biz.k11i.xgboost.gbm.GradBooster
Predicts the leaf index of each tree.
predictLeaf(FVec, int) - Method in class biz.k11i.xgboost.Predictor
Predicts leaf index of each tree.
Predictor - Class in biz.k11i.xgboost
Predicts using the Xgboost model.
Predictor(InputStream) - Constructor for class biz.k11i.xgboost.Predictor
 
Predictor(InputStream, PredictorConfiguration) - Constructor for class biz.k11i.xgboost.Predictor
Instantiates with the Xgboost model
Predictor.ModelParam - Class in biz.k11i.xgboost
Parameters.
predictorConfiguration - Variable in class biz.k11i.xgboost.config.PredictorConfiguration.Builder
 
PredictorConfiguration - Class in biz.k11i.xgboost.config
 
PredictorConfiguration() - Constructor for class biz.k11i.xgboost.config.PredictorConfiguration
 
PredictorConfiguration.Builder - Class in biz.k11i.xgboost.config
 
predictRaw(FVec, int) - Method in class biz.k11i.xgboost.Predictor
 
predictSingle(FVec) - Method in class biz.k11i.xgboost.Predictor
Generates a prediction for given feature vector.
predictSingle(FVec, boolean) - Method in class biz.k11i.xgboost.Predictor
Generates a prediction for given feature vector.
predictSingle(FVec, boolean, int) - Method in class biz.k11i.xgboost.Predictor
Generates a prediction for given feature vector.
predictSingle(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
predictSingle(FVec, int) - Method in class biz.k11i.xgboost.gbm.GBTree
 
predictSingle(FVec, int) - Method in interface biz.k11i.xgboost.gbm.GradBooster
Generates a prediction for given feature vector.
predictSingleRaw(FVec, int) - Method in class biz.k11i.xgboost.Predictor
 
predPath(FVec, int, int) - Method in class biz.k11i.xgboost.gbm.GBTree
 
predTransform(float) - Method in class biz.k11i.xgboost.learner.ObjFunction
Transforms a prediction value.
predTransform(float) - Method in class biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic
 
predTransform(float) - Method in class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjClassify
 
predTransform(float) - Method in class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb
 
predTransform(float[]) - Method in class biz.k11i.xgboost.learner.ObjFunction
Transforms prediction values.
predTransform(float[]) - Method in class biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic
 
predTransform(float[]) - Method in class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjClassify
 
predTransform(float[]) - Method in class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb
 

R

rawPredictionCol - Variable in class biz.k11i.xgboost.spark.SparkModelParam
 
readByteArray(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
readByteAsInt() - Method in class biz.k11i.xgboost.util.ModelReader
 
readDoubleArrayBE(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
readFloat() - Method in class biz.k11i.xgboost.util.ModelReader
 
readFloatArray(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
readInt() - Method in class biz.k11i.xgboost.util.ModelReader
 
readInt(ByteOrder) - Method in class biz.k11i.xgboost.util.ModelReader
 
readIntArray(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
readIntBE() - Method in class biz.k11i.xgboost.util.ModelReader
 
readLong() - Method in class biz.k11i.xgboost.util.ModelReader
 
readParam(ModelReader) - Method in class biz.k11i.xgboost.Predictor
 
readString() - Method in class biz.k11i.xgboost.util.ModelReader
 
readString(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
readUnsignedInt() - Method in class biz.k11i.xgboost.util.ModelReader
 
readUTF() - Method in class biz.k11i.xgboost.util.ModelReader
 
readUTF(int) - Method in class biz.k11i.xgboost.util.ModelReader
 
register(String, ObjFunction) - Static method in class biz.k11i.xgboost.learner.ObjFunction
Deprecated.
This method will be made private. Please use PredictorConfiguration.Builder.objFunction(ObjFunction) instead.
RegLossObjLogistic() - Constructor for class biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic
 
RegLossObjLogistic_Jafama() - Constructor for class biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic_Jafama
 
RegTree - Class in biz.k11i.xgboost.tree
Regression tree.
RegTree() - Constructor for class biz.k11i.xgboost.tree.RegTree
 
RegTree.Node - Class in biz.k11i.xgboost.tree
 
RegTree.Param - Class in biz.k11i.xgboost.tree
Parameters.
RegTree.RTreeNodeStat - Class in biz.k11i.xgboost.tree
Statistics each node in tree.
reserved - Variable in class biz.k11i.xgboost.gbm.GBLinear.ModelParam
 
reserved - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
reserved - Variable in class biz.k11i.xgboost.Predictor.ModelParam
 
reserved - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
RTreeNodeStat(ModelReader) - Constructor for class biz.k11i.xgboost.tree.RegTree.RTreeNodeStat
 

S

saved_with_pbuffer - Variable in class biz.k11i.xgboost.Predictor.ModelParam
 
setNumClass(int) - Method in class biz.k11i.xgboost.gbm.GBBase
 
setNumClass(int) - Method in interface biz.k11i.xgboost.gbm.GradBooster
 
sigmoid(double) - Method in class biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic_Jafama
 
sigmoid(float) - Method in class biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic
 
sindex_ - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
size_leaf_vector - Variable in class biz.k11i.xgboost.gbm.GBTree.ModelParam
 
size_leaf_vector - Variable in class biz.k11i.xgboost.tree.RegTree.Param
 
skip(long) - Method in class biz.k11i.xgboost.util.ModelReader
 
SoftmaxMultiClassObjClassify() - Constructor for class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjClassify
 
SoftmaxMultiClassObjProb() - Constructor for class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb
 
SoftmaxMultiClassObjProb_Jafama() - Constructor for class biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb_Jafama
 
sparkModelParam - Variable in class biz.k11i.xgboost.Predictor
 
SparkModelParam - Class in biz.k11i.xgboost.spark
 
SparkModelParam(String, String, ModelReader) - Constructor for class biz.k11i.xgboost.spark.SparkModelParam
 
split_cond - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
split_index() - Method in class biz.k11i.xgboost.tree.RegTree.Node
 
stats - Variable in class biz.k11i.xgboost.tree.RegTree
 
stream - Variable in class biz.k11i.xgboost.util.ModelReader
 
sum_hess - Variable in class biz.k11i.xgboost.tree.RegTree.RTreeNodeStat
 

T

thresholds - Variable in class biz.k11i.xgboost.spark.SparkModelParam
 
Transformer() - Constructor for class biz.k11i.xgboost.util.FVec.Transformer
 
treatsZeroAsNA - Variable in class biz.k11i.xgboost.util.FVecArrayImpl.FVecDoubleArrayImpl
 
treatsZeroAsNA - Variable in class biz.k11i.xgboost.util.FVecArrayImpl.FVecFloatArrayImpl
 
tree_info - Variable in class biz.k11i.xgboost.gbm.GBTree
 
trees - Variable in class biz.k11i.xgboost.gbm.GBTree
 

U

useFastMathExp(boolean) - Static method in class biz.k11i.xgboost.learner.ObjFunction
Uses Jafama's FastMath.exp(double) instead of Math.exp(double).

V

values - Variable in class biz.k11i.xgboost.util.FVecArrayImpl.FVecDoubleArrayImpl
 
values - Variable in class biz.k11i.xgboost.util.FVecArrayImpl.FVecFloatArrayImpl
 
values - Variable in class biz.k11i.xgboost.util.FVecMapImpl
 

W

weight(int, int) - Method in class biz.k11i.xgboost.gbm.GBLinear
 
weightDrop - Variable in class biz.k11i.xgboost.gbm.Dart
 
weights - Variable in class biz.k11i.xgboost.gbm.GBLinear
 

_

_defaultNext - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
_groupTrees - Variable in class biz.k11i.xgboost.gbm.GBTree
 
_isLeaf - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
_splitIndex - Variable in class biz.k11i.xgboost.tree.RegTree.Node
 
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