Package org.apache.sysds.runtime.matrix.data

Class LibMatrixDNNIm2Col

java.lang.Object

org.apache.sysds.runtime.matrix.data.LibMatrixDNNIm2Col

public class LibMatrixDNNIm2Col
extends Object

This class contains the different implementation of im2col operation

Constructor Summary

Constructors

Constructor	Description
LibMatrixDNNIm2Col()

Method Summary

Modifier and Type	Method	Description
static void	col2imOverSingleImage(int outputN, MatrixBlock input, DnnParameters params)
static void	im2col(MatrixBlock in, MatrixBlock out, int r, int C, int R, int S, int H, int W, int P, int Q, int stride_h, int stride_w, int pad_h, int pad_w, boolean trans)
static void	im2col(MatrixBlock in, MatrixBlock out, int r, DnnParameters params, boolean trans)
static void	im2colDense(double[] in, double[] out, int r, int C, int R, int S, int H, int W, int P, int Q, int stride_h, int stride_w, int pad_h, int pad_w, boolean trans)
static void	im2colDenseStride1Pad0(double[] in, double[] out, int ai, int C, int R, int S, int H, int W, int P, int Q)
static void	im2colSparse(MatrixBlock in, MatrixBlock out, int r, int C, int R, int S, int H, int W, int P, int Q, int stride_h, int stride_w, int pad_h, int pad_w, boolean trans)
static void	preallocateSparseOutput(MatrixBlock in, MatrixBlock out)

Methods inherited from class java.lang.Object

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

Constructor Detail

LibMatrixDNNIm2Col

public LibMatrixDNNIm2Col()

Method Detail

im2col

public static void im2col(MatrixBlock in,
                          MatrixBlock out,
                          int r,
                          DnnParameters params,
                          boolean trans)

im2col

public static void im2col(MatrixBlock in,
                          MatrixBlock out,
                          int r,
                          int C,
                          int R,
                          int S,
                          int H,
                          int W,
                          int P,
                          int Q,
                          int stride_h,
                          int stride_w,
                          int pad_h,
                          int pad_w,
                          boolean trans)

im2colDenseStride1Pad0

public static void im2colDenseStride1Pad0(double[] in,
                                          double[] out,
                                          int ai,
                                          int C,
                                          int R,
                                          int S,
                                          int H,
                                          int W,
                                          int P,
                                          int Q)

im2colDense

public static void im2colDense(double[] in,
                               double[] out,
                               int r,
                               int C,
                               int R,
                               int S,
                               int H,
                               int W,
                               int P,
                               int Q,
                               int stride_h,
                               int stride_w,
                               int pad_h,
                               int pad_w,
                               boolean trans)

im2colSparse

public static void im2colSparse(MatrixBlock in,
                                MatrixBlock out,
                                int r,
                                int C,
                                int R,
                                int S,
                                int H,
                                int W,
                                int P,
                                int Q,
                                int stride_h,
                                int stride_w,
                                int pad_h,
                                int pad_w,
                                boolean trans)

col2imOverSingleImage

public static void col2imOverSingleImage(int outputN,
                                         MatrixBlock input,
                                         DnnParameters params)

preallocateSparseOutput

public static void preallocateSparseOutput(MatrixBlock in,
                                           MatrixBlock out)