org.nd4j.linalg.cpu.nativecpu.blas

Class CpuLapack

java.lang.Object

org.nd4j.linalg.api.blas.impl.BaseLapack

org.nd4j.linalg.cpu.nativecpu.blas.CpuLapack

All Implemented Interfaces:

Lapack

public class CpuLapack
extends BaseLapack

CPU lapack implementation

Constructor Summary

Constructors

Constructor and Description
CpuLapack()

Method Summary

Modifier and Type	Method and Description
void	dgeqrf(int M, int N, INDArray A, INDArray R, INDArray INFO)
void	dgesvd(byte jobu, byte jobvt, int M, int N, INDArray A, INDArray S, INDArray U, INDArray VT, INDArray INFO)
void	dgetrf(int M, int N, INDArray A, INDArray IPIV, INDArray INFO)
void	dpotrf(byte uplo, int N, INDArray A, INDArray INFO)
int	dsyev(char jobz, char uplo, int N, INDArray A, INDArray R)
protected static int	getColumnOrder(INDArray A)
protected static int	getLda(INDArray A)
void	getri(int N, INDArray A, int lda, int[] IPIV, INDArray WORK, int lwork, int INFO) Generate inverse given LU decomp
void	sgeqrf(int M, int N, INDArray A, INDArray R, INDArray INFO)
void	sgesvd(byte jobu, byte jobvt, int M, int N, INDArray A, INDArray S, INDArray U, INDArray VT, INDArray INFO)
void	sgetrf(int M, int N, INDArray A, INDArray IPIV, INDArray INFO)
void	spotrf(byte uplo, int N, INDArray A, INDArray INFO)
int	ssyev(char jobz, char uplo, int N, INDArray A, INDArray R)

Methods inherited from class org.nd4j.linalg.api.blas.impl.BaseLapack

geqrf, gesvd, getLFactor, getPFactor, getrf, getUFactor, potrf, syev

Methods inherited from class java.lang.Object

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

Constructor Detail

CpuLapack

public CpuLapack()

Method Detail

getColumnOrder

protected static int getColumnOrder(INDArray A)

getLda

protected static int getLda(INDArray A)

sgetrf

public void sgetrf(int M,
                   int N,
                   INDArray A,
                   INDArray IPIV,
                   INDArray INFO)

Specified by:

sgetrf in class BaseLapack

dgetrf

public void dgetrf(int M,
                   int N,
                   INDArray A,
                   INDArray IPIV,
                   INDArray INFO)

Specified by:

dgetrf in class BaseLapack

sgeqrf

public void sgeqrf(int M,
                   int N,
                   INDArray A,
                   INDArray R,
                   INDArray INFO)

Specified by:

sgeqrf in class BaseLapack

dgeqrf

public void dgeqrf(int M,
                   int N,
                   INDArray A,
                   INDArray R,
                   INDArray INFO)

Specified by:

dgeqrf in class BaseLapack

spotrf

public void spotrf(byte uplo,
                   int N,
                   INDArray A,
                   INDArray INFO)

Specified by:

spotrf in class BaseLapack

dpotrf

public void dpotrf(byte uplo,
                   int N,
                   INDArray A,
                   INDArray INFO)

Specified by:

dpotrf in class BaseLapack

sgesvd

public void sgesvd(byte jobu,
                   byte jobvt,
                   int M,
                   int N,
                   INDArray A,
                   INDArray S,
                   INDArray U,
                   INDArray VT,
                   INDArray INFO)

Specified by:

sgesvd in class BaseLapack

dgesvd

public void dgesvd(byte jobu,
                   byte jobvt,
                   int M,
                   int N,
                   INDArray A,
                   INDArray S,
                   INDArray U,
                   INDArray VT,
                   INDArray INFO)

Specified by:

dgesvd in class BaseLapack

ssyev

public int ssyev(char jobz,
                 char uplo,
                 int N,
                 INDArray A,
                 INDArray R)

Specified by:

ssyev in class BaseLapack

dsyev

public int dsyev(char jobz,
                 char uplo,
                 int N,
                 INDArray A,
                 INDArray R)

Specified by:

dsyev in class BaseLapack

getri

public void getri(int N,
                  INDArray A,
                  int lda,
                  int[] IPIV,
                  INDArray WORK,
                  int lwork,
                  int INFO)

Generate inverse given LU decomp

Parameters:

N -

A -

lda -

IPIV -

WORK -

lwork -

INFO -