smile.netlib

Class NLMatrix

java.lang.Object

smile.math.matrix.JMatrix

smile.netlib.NLMatrix

All Implemented Interfaces:

java.io.Serializable, smile.math.matrix.DenseMatrix, smile.math.matrix.Matrix, smile.math.matrix.MatrixMultiplication<smile.math.matrix.DenseMatrix,smile.math.matrix.DenseMatrix>

public class NLMatrix
extends smile.math.matrix.JMatrix

Column-major matrix that employs netlib for matrix-vector and matrix-matrix computation.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
NLMatrix(double[] A) Constructor of a column vector/matrix with given array as the internal storage.
NLMatrix(double[][] A) Constructor.
NLMatrix(int rows, int cols) Constructor of all-zero matrix.
NLMatrix(int rows, int cols, double value) Constructor.
NLMatrix(int rows, int cols, double[] value) Constructor.

Method Summary

Modifier and Type	Method and Description
NLMatrix	aat()
NLMatrix	abmm(smile.math.matrix.DenseMatrix B)
NLMatrix	abtmm(smile.math.matrix.DenseMatrix B)
NLMatrix	ata()
NLMatrix	atbmm(smile.math.matrix.DenseMatrix B)
NLMatrix	atbtmm(smile.math.matrix.DenseMatrix B)
double[]	atx(double[] x, double[] y)
double[]	atxpy(double[] x, double[] y)
double[]	atxpy(double[] x, double[] y, double b)
double[]	ax(double[] x, double[] y)
double[]	axpy(double[] x, double[] y)
double[]	axpy(double[] x, double[] y, double b)
smile.netlib.Cholesky	cholesky()
NLMatrix	copy()
double[]	eig()
smile.math.matrix.EVD	eigen()
smile.netlib.LU	lu()
smile.netlib.QR	qr()
smile.math.matrix.SVD	svd()
NLMatrix	transpose()

Methods inherited from class smile.math.matrix.JMatrix

add, add, add, add, add, add, add, add, data, div, div, div, div, div, div, div, div, fill, get, isSymmetric, mul, mul, mul, mul, mul, mul, mul, mul, ncols, nrows, qr, replaceNaN, set, setSymmetric, sort, sort, sub, sub, sub, sub, sub, sub, sub, sub, sum, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface smile.math.matrix.DenseMatrix

apply, cholesky, colMeans, colSds, colSums, eig, eigen, inverse, inverse, ld, lu, norm, norm1, norm2, normFro, normInf, qr, rowMeans, rowSds, rowSums, scale, scale, submat, svd, toArray, update, xax

Methods inherited from interface smile.math.matrix.Matrix

apply, diag, diag, eigen, eigen, eye, eye, market, of, of, of, ones, randn, randn, svd, svd, toString, toString, trace, zeros

Constructor Detail

NLMatrix

public NLMatrix(double[][] A)

Constructor.

Parameters:

A - the array of matrix.

NLMatrix

public NLMatrix(double[] A)

Constructor of a column vector/matrix with given array as the internal storage.

Parameters:

A - the array of column vector.

NLMatrix

public NLMatrix(int rows,
                int cols)

Constructor of all-zero matrix.

NLMatrix

public NLMatrix(int rows,
                int cols,
                double value)

Constructor. Fill the matrix with given value.

NLMatrix

public NLMatrix(int rows,
                int cols,
                double[] value)

Constructor.

Parameters:

value - the array of matrix values arranged in column major format

Method Detail

copy

public NLMatrix copy()

Specified by:

copy in interface smile.math.matrix.DenseMatrix

Overrides:

copy in class smile.math.matrix.JMatrix

ax

public double[] ax(double[] x,
                   double[] y)

Specified by:

ax in interface smile.math.matrix.Matrix

Overrides:

ax in class smile.math.matrix.JMatrix

axpy

public double[] axpy(double[] x,
                     double[] y)

Specified by:

axpy in interface smile.math.matrix.Matrix

Overrides:

axpy in class smile.math.matrix.JMatrix

axpy

public double[] axpy(double[] x,
                     double[] y,
                     double b)

Specified by:

axpy in interface smile.math.matrix.Matrix

Overrides:

axpy in class smile.math.matrix.JMatrix

atx

public double[] atx(double[] x,
                    double[] y)

Specified by:

atx in interface smile.math.matrix.Matrix

Overrides:

atx in class smile.math.matrix.JMatrix

atxpy

public double[] atxpy(double[] x,
                      double[] y)

Specified by:

atxpy in interface smile.math.matrix.Matrix

Overrides:

atxpy in class smile.math.matrix.JMatrix

atxpy

public double[] atxpy(double[] x,
                      double[] y,
                      double b)

Specified by:

atxpy in interface smile.math.matrix.Matrix

Overrides:

atxpy in class smile.math.matrix.JMatrix

ata

public NLMatrix ata()

Specified by:

ata in interface smile.math.matrix.DenseMatrix

Specified by:

ata in interface smile.math.matrix.Matrix

Overrides:

ata in class smile.math.matrix.JMatrix

aat

public NLMatrix aat()

Specified by:

aat in interface smile.math.matrix.DenseMatrix

Specified by:

aat in interface smile.math.matrix.Matrix

Overrides:

aat in class smile.math.matrix.JMatrix

abmm

public NLMatrix abmm(smile.math.matrix.DenseMatrix B)

Specified by:

abmm in interface smile.math.matrix.MatrixMultiplication<smile.math.matrix.DenseMatrix,smile.math.matrix.DenseMatrix>

Overrides:

abmm in class smile.math.matrix.JMatrix

abtmm

public NLMatrix abtmm(smile.math.matrix.DenseMatrix B)

Specified by:

abtmm in interface smile.math.matrix.MatrixMultiplication<smile.math.matrix.DenseMatrix,smile.math.matrix.DenseMatrix>

Overrides:

abtmm in class smile.math.matrix.JMatrix

atbmm

public NLMatrix atbmm(smile.math.matrix.DenseMatrix B)

Specified by:

atbmm in interface smile.math.matrix.MatrixMultiplication<smile.math.matrix.DenseMatrix,smile.math.matrix.DenseMatrix>

Overrides:

atbmm in class smile.math.matrix.JMatrix

atbtmm

public NLMatrix atbtmm(smile.math.matrix.DenseMatrix B)

Specified by:

atbtmm in interface smile.math.matrix.MatrixMultiplication<smile.math.matrix.DenseMatrix,smile.math.matrix.DenseMatrix>

Overrides:

atbtmm in class smile.math.matrix.JMatrix

transpose

public NLMatrix transpose()

Specified by:

transpose in interface smile.math.matrix.DenseMatrix

Specified by:

transpose in interface smile.math.matrix.Matrix

Overrides:

transpose in class smile.math.matrix.JMatrix

lu

public smile.netlib.LU lu()

Specified by:

lu in interface smile.math.matrix.DenseMatrix

Overrides:

lu in class smile.math.matrix.JMatrix

cholesky

public smile.netlib.Cholesky cholesky()

Specified by:

cholesky in interface smile.math.matrix.DenseMatrix

Overrides:

cholesky in class smile.math.matrix.JMatrix

qr

public smile.netlib.QR qr()

Specified by:

qr in interface smile.math.matrix.DenseMatrix

Overrides:

qr in class smile.math.matrix.JMatrix

svd

public smile.math.matrix.SVD svd()

Specified by:

svd in interface smile.math.matrix.DenseMatrix

Overrides:

svd in class smile.math.matrix.JMatrix

eig

public double[] eig()

Specified by:

eig in interface smile.math.matrix.DenseMatrix

Overrides:

eig in class smile.math.matrix.JMatrix

eigen

public smile.math.matrix.EVD eigen()

Specified by:

eigen in interface smile.math.matrix.DenseMatrix

Overrides:

eigen in class smile.math.matrix.JMatrix