Package org.nd4j.autodiff.samediff.ops

Class SDBitwise

java.lang.Object

org.nd4j.autodiff.samediff.ops.SDOps

org.nd4j.autodiff.samediff.ops.SDBitwise

public class SDBitwise
extends SDOps

Field Summary

Fields inherited from class org.nd4j.autodiff.samediff.ops.SDOps

sd

Constructor Summary

Constructors

Constructor	Description
SDBitwise(SameDiff sameDiff)

Method Summary

Modifier and Type	Method	Description
SDVariable	and(String name, SDVariable x, SDVariable y)	Bitwise AND operation.
SDVariable	and(SDVariable x, SDVariable y)	Bitwise AND operation.
SDVariable	bitRotl(String name, SDVariable x, SDVariable shift)	Roll integer bits to the left, i.e.
SDVariable	bitRotl(SDVariable x, SDVariable shift)	Roll integer bits to the left, i.e.
SDVariable	bitRotr(String name, SDVariable x, SDVariable shift)	Roll integer bits to the right, i.e.
SDVariable	bitRotr(SDVariable x, SDVariable shift)	Roll integer bits to the right, i.e.
SDVariable	bitsHammingDistance(String name, SDVariable x, SDVariable y)	Bitwise Hamming distance reduction over all elements of both input arrays. For example, if x=01100000 and y=1010000 then the bitwise Hamming distance is 2 (due to differences at positions 0 and 1) Inputs must satisfy the following constraints: Must be same types: isSameType(x, y)
SDVariable	bitsHammingDistance(SDVariable x, SDVariable y)	Bitwise Hamming distance reduction over all elements of both input arrays. For example, if x=01100000 and y=1010000 then the bitwise Hamming distance is 2 (due to differences at positions 0 and 1) Inputs must satisfy the following constraints: Must be same types: isSameType(x, y)
SDVariable	bitShift(String name, SDVariable x, SDVariable shift)	Shift integer bits to the left, i.e.
SDVariable	bitShift(SDVariable x, SDVariable shift)	Shift integer bits to the left, i.e.
SDVariable	bitShiftRight(String name, SDVariable x, SDVariable shift)	Shift integer bits to the right, i.e.
SDVariable	bitShiftRight(SDVariable x, SDVariable shift)	Shift integer bits to the right, i.e.
SDVariable	leftShift(String name, SDVariable x, SDVariable y)	Bitwise left shift operation.
SDVariable	leftShift(SDVariable x, SDVariable y)	Bitwise left shift operation.
SDVariable	leftShiftCyclic(String name, SDVariable x, SDVariable y)	Bitwise left cyclical shift operation.
SDVariable	leftShiftCyclic(SDVariable x, SDVariable y)	Bitwise left cyclical shift operation.
SDVariable	or(String name, SDVariable x, SDVariable y)	Bitwise OR operation.
SDVariable	or(SDVariable x, SDVariable y)	Bitwise OR operation.
SDVariable	rightShift(String name, SDVariable x, SDVariable y)	Bitwise right shift operation.
SDVariable	rightShift(SDVariable x, SDVariable y)	Bitwise right shift operation.
SDVariable	rightShiftCyclic(String name, SDVariable x, SDVariable y)	Bitwise right cyclical shift operation.
SDVariable	rightShiftCyclic(SDVariable x, SDVariable y)	Bitwise right cyclical shift operation.
SDVariable	xor(String name, SDVariable x, SDVariable y)	Bitwise XOR operation (exclusive OR).
SDVariable	xor(SDVariable x, SDVariable y)	Bitwise XOR operation (exclusive OR).

Methods inherited from class java.lang.Object

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

Constructor Detail

SDBitwise

public SDBitwise(SameDiff sameDiff)

Method Detail

and

public SDVariable and(SDVariable x,
                      SDVariable y)

Bitwise AND operation. Supports broadcasting.
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)
Must have broadcastable shapes: isBroadcastableShapes(x, y)

Parameters:

x - First input array (INT type)

y - Second input array (INT type)

Returns:

output Bitwise AND array (INT type)

and

public SDVariable and(String name,
                      SDVariable x,
                      SDVariable y)

Bitwise AND operation. Supports broadcasting.
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)
Must have broadcastable shapes: isBroadcastableShapes(x, y)

Parameters:

name - name May be null. Name for the output variable

x - First input array (INT type)

y - Second input array (INT type)

Returns:

output Bitwise AND array (INT type)

bitRotl

public SDVariable bitRotl(SDVariable x,
                          SDVariable shift)

Roll integer bits to the left, i.e. var << 4 | var >> (32 - 4)

Parameters:

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitRotl

public SDVariable bitRotl(String name,
                          SDVariable x,
                          SDVariable shift)

Roll integer bits to the left, i.e. var << 4 | var >> (32 - 4)

Parameters:

name - name May be null. Name for the output variable

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitRotr

public SDVariable bitRotr(SDVariable x,
                          SDVariable shift)

Roll integer bits to the right, i.e. var >> 4 | var << (32 - 4)

Parameters:

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitRotr

public SDVariable bitRotr(String name,
                          SDVariable x,
                          SDVariable shift)

Roll integer bits to the right, i.e. var >> 4 | var << (32 - 4)

Parameters:

name - name May be null. Name for the output variable

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitShift

public SDVariable bitShift(SDVariable x,
                           SDVariable shift)

Shift integer bits to the left, i.e. var << 4

Parameters:

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitShift

public SDVariable bitShift(String name,
                           SDVariable x,
                           SDVariable shift)

Shift integer bits to the left, i.e. var << 4

Parameters:

name - name May be null. Name for the output variable

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitShiftRight

public SDVariable bitShiftRight(SDVariable x,
                                SDVariable shift)

Shift integer bits to the right, i.e. var >> 4

Parameters:

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitShiftRight

public SDVariable bitShiftRight(String name,
                                SDVariable x,
                                SDVariable shift)

Shift integer bits to the right, i.e. var >> 4

Parameters:

name - name May be null. Name for the output variable

x - Input 1 (INT type)

shift - Number of bits to shift. (INT type)

Returns:

output SDVariable with shifted bits (INT type)

bitsHammingDistance

public SDVariable bitsHammingDistance(SDVariable x,
                                      SDVariable y)

Bitwise Hamming distance reduction over all elements of both input arrays.
For example, if x=01100000 and y=1010000 then the bitwise Hamming distance is 2 (due to differences at positions 0 and 1)
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)

Parameters:

x - First input array. (INT type)

y - Second input array. (INT type)

Returns:

output bitwise Hamming distance (INT type)

bitsHammingDistance

public SDVariable bitsHammingDistance(String name,
                                      SDVariable x,
                                      SDVariable y)

Bitwise Hamming distance reduction over all elements of both input arrays.
For example, if x=01100000 and y=1010000 then the bitwise Hamming distance is 2 (due to differences at positions 0 and 1)
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)

Parameters:

name - name May be null. Name for the output variable

x - First input array. (INT type)

y - Second input array. (INT type)

Returns:

output bitwise Hamming distance (INT type)

leftShift

public SDVariable leftShift(SDVariable x,
                            SDVariable y)

Bitwise left shift operation. Supports broadcasting.

Parameters:

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise shifted input x (INT type)

leftShift

public SDVariable leftShift(String name,
                            SDVariable x,
                            SDVariable y)

Bitwise left shift operation. Supports broadcasting.

Parameters:

name - name May be null. Name for the output variable

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise shifted input x (INT type)

leftShiftCyclic

public SDVariable leftShiftCyclic(SDVariable x,
                                  SDVariable y)

Bitwise left cyclical shift operation. Supports broadcasting.
Unlike #leftShift(INDArray, INDArray) the bits will "wrap around":
leftShiftCyclic(01110000, 2) -> 11000001

Parameters:

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise cyclic shifted input x (INT type)

leftShiftCyclic

public SDVariable leftShiftCyclic(String name,
                                  SDVariable x,
                                  SDVariable y)

Bitwise left cyclical shift operation. Supports broadcasting.
Unlike #leftShift(INDArray, INDArray) the bits will "wrap around":
leftShiftCyclic(01110000, 2) -> 11000001

Parameters:

name - name May be null. Name for the output variable

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise cyclic shifted input x (INT type)

or

public SDVariable or(SDVariable x,
                     SDVariable y)

Bitwise OR operation. Supports broadcasting.
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)
Must have broadcastable shapes: isBroadcastableShapes(x, y)

Parameters:

x - First input array (INT type)

y - First input array (INT type)

Returns:

output Bitwise OR array (INT type)

or

public SDVariable or(String name,
                     SDVariable x,
                     SDVariable y)

Bitwise OR operation. Supports broadcasting.
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)
Must have broadcastable shapes: isBroadcastableShapes(x, y)

Parameters:

name - name May be null. Name for the output variable

x - First input array (INT type)

y - First input array (INT type)

Returns:

output Bitwise OR array (INT type)

rightShift

public SDVariable rightShift(SDVariable x,
                             SDVariable y)

Bitwise right shift operation. Supports broadcasting.

Parameters:

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise shifted input x (INT type)

rightShift

public SDVariable rightShift(String name,
                             SDVariable x,
                             SDVariable y)

Bitwise right shift operation. Supports broadcasting.

Parameters:

name - name May be null. Name for the output variable

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise shifted input x (INT type)

rightShiftCyclic

public SDVariable rightShiftCyclic(SDVariable x,
                                   SDVariable y)

Bitwise right cyclical shift operation. Supports broadcasting.
Unlike rightShift(INDArray, INDArray) the bits will "wrap around":
rightShiftCyclic(00001110, 2) -> 10000011

Parameters:

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise cyclic shifted input x (INT type)

rightShiftCyclic

public SDVariable rightShiftCyclic(String name,
                                   SDVariable x,
                                   SDVariable y)

Bitwise right cyclical shift operation. Supports broadcasting.
Unlike rightShift(INDArray, INDArray) the bits will "wrap around":
rightShiftCyclic(00001110, 2) -> 10000011

Parameters:

name - name May be null. Name for the output variable

x - Input to be bit shifted (INT type)

y - Amount to shift elements of x array (INT type)

Returns:

output Bitwise cyclic shifted input x (INT type)

xor

public SDVariable xor(SDVariable x,
                      SDVariable y)

Bitwise XOR operation (exclusive OR). Supports broadcasting.
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)
Must have broadcastable shapes: isBroadcastableShapes(x, y)

Parameters:

x - First input array (INT type)

y - First input array (INT type)

Returns:

output Bitwise XOR array (INT type)

xor

public SDVariable xor(String name,
                      SDVariable x,
                      SDVariable y)

Bitwise XOR operation (exclusive OR). Supports broadcasting.
Inputs must satisfy the following constraints:
Must be same types: isSameType(x, y)
Must have broadcastable shapes: isBroadcastableShapes(x, y)

Parameters:

name - name May be null. Name for the output variable

x - First input array (INT type)

y - First input array (INT type)

Returns:

output Bitwise XOR array (INT type)