umcg.genetica.math.matrix2

Class MatrixTools

java.lang.Object

umcg.genetica.math.matrix2.MatrixTools

public class MatrixTools
extends Object

Author:

MarcJan

Constructor Summary

Constructors

Constructor and Description
MatrixTools()

Method Summary

Modifier and Type	Method and Description
static void	centerAndScaleColum(cern.colt.matrix.tdouble.DoubleMatrix2D mat)
static void	centerColum(cern.colt.matrix.tdouble.DoubleMatrix2D mat)
static boolean	containsNaNs(cern.colt.matrix.tdouble.DoubleMatrix2D a)
static boolean	containsZeros(cern.colt.matrix.tdouble.DoubleMatrix2D a)
static Pair<Integer,Integer>	getIndexOfFirstNaN(cern.colt.matrix.tdouble.DoubleMatrix2D a)
static Pair<Integer,Integer>	getIndexOfFirstNegative(cern.colt.matrix.tdouble.DoubleMatrix2D a)
static Pair<Integer,Integer>	getIndexOfFirstZero(cern.colt.matrix.tdouble.DoubleMatrix2D a)
static Pair<Integer,Integer>	getIndexOfFirstZeroIgnoreDiagonal(cern.colt.matrix.tdouble.DoubleMatrix2D a)
static void	scaleColum(cern.colt.matrix.tdouble.DoubleMatrix2D mat)

Methods inherited from class java.lang.Object

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

Constructor Detail

MatrixTools

public MatrixTools()

Method Detail

centerAndScaleColum

public static void centerAndScaleColum(cern.colt.matrix.tdouble.DoubleMatrix2D mat)

centerColum

public static void centerColum(cern.colt.matrix.tdouble.DoubleMatrix2D mat)

scaleColum

public static void scaleColum(cern.colt.matrix.tdouble.DoubleMatrix2D mat)

containsZeros

public static boolean containsZeros(cern.colt.matrix.tdouble.DoubleMatrix2D a)

containsNaNs

public static boolean containsNaNs(cern.colt.matrix.tdouble.DoubleMatrix2D a)

getIndexOfFirstZero

public static Pair<Integer,Integer> getIndexOfFirstZero(cern.colt.matrix.tdouble.DoubleMatrix2D a)

getIndexOfFirstNegative

public static Pair<Integer,Integer> getIndexOfFirstNegative(cern.colt.matrix.tdouble.DoubleMatrix2D a)

getIndexOfFirstZeroIgnoreDiagonal

public static Pair<Integer,Integer> getIndexOfFirstZeroIgnoreDiagonal(cern.colt.matrix.tdouble.DoubleMatrix2D a)

getIndexOfFirstNaN

public static Pair<Integer,Integer> getIndexOfFirstNaN(cern.colt.matrix.tdouble.DoubleMatrix2D a)