hex.tree.xgboost

Class XGBoostUtils.SparseMatrixDimensions

java.lang.Object

hex.tree.xgboost.XGBoostUtils.SparseMatrixDimensions

Enclosing class:

XGBoostUtils

protected static final class XGBoostUtils.SparseMatrixDimensions
extends java.lang.Object

Dimensions of a Sparse Matrix

Field Summary

Fields

Modifier and Type	Field and Description
protected long	_nonZeroElementsCount
protected long	_rowHeadersCount

Constructor Summary

Constructors

Constructor and Description
SparseMatrixDimensions(long nonZeroElementsCount, long rowIndicesCount) Constructs an instance of XGBoostUtils.SparseMatrixDimensions

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

_nonZeroElementsCount

protected final long _nonZeroElementsCount

_rowHeadersCount

protected final long _rowHeadersCount

Constructor Detail

SparseMatrixDimensions

public SparseMatrixDimensions(long nonZeroElementsCount,
                              long rowIndicesCount)

Constructs an instance of XGBoostUtils.SparseMatrixDimensions

Parameters:

nonZeroElementsCount - Number of non-zero elements (number of elements in sparse matrix). Also number of column indices.

rowIndicesCount - Number of indices of elements rows begin with