hex.tree.xgboost.matrix

Class MatrixLoader.DMatrixProvider

java.lang.Object

hex.tree.xgboost.matrix.MatrixLoader.DMatrixProvider

Direct Known Subclasses:

DenseMatrixFactory.DenseDMatrixProvider, SparseMatrixFactory.SparseDMatrixProvider

Enclosing class:

MatrixLoader

public abstract static class MatrixLoader.DMatrixProvider
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
protected long	actualRows
protected float[]	offsets
protected float[]	response
protected float[]	weights

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DMatrixProvider(long actualRows, float[] response, float[] weights, float[] offsets)

Method Summary

Modifier and Type	Method and Description
protected void	dispose()
boolean	equals(java.lang.Object o)
ai.h2o.xgboost4j.java.DMatrix	get()
int	hashCode()
protected abstract ai.h2o.xgboost4j.java.DMatrix	makeDMatrix()
abstract void	print(int nrow)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

actualRows

protected long actualRows

response

protected float[] response

weights

protected float[] weights

offsets

protected float[] offsets

Constructor Detail

DMatrixProvider

protected DMatrixProvider(long actualRows,
                          float[] response,
                          float[] weights,
                          float[] offsets)

Method Detail

makeDMatrix

protected abstract ai.h2o.xgboost4j.java.DMatrix makeDMatrix()
                                                      throws ai.h2o.xgboost4j.java.XGBoostError

Throws:

ai.h2o.xgboost4j.java.XGBoostError

print

public abstract void print(int nrow)

dispose

protected void dispose()

get

public final ai.h2o.xgboost4j.java.DMatrix get()
                                        throws ai.h2o.xgboost4j.java.XGBoostError

Throws:

ai.h2o.xgboost4j.java.XGBoostError

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object