deepboof.misc

Class TensorFactory_F64

java.lang.Object

deepboof.misc.TensorFactory_F64

public class TensorFactory_F64
extends java.lang.Object

Various functions for unit tests

Constructor Summary

Constructors

Constructor and Description
TensorFactory_F64()

Method Summary

Modifier and Type	Method and Description
static Tensor_F64	random(java.util.Random rand, boolean subTensor, int... shape) Creates a random tensor with the specified shape and values from -1 to 1
static Tensor_F64	randomMM(java.util.Random rand, boolean subTensor, double min, double max, int... shape) Creates a random tensor with the specified shape and value range
static java.util.List<Tensor_F64>	randomMM(java.util.Random rand, boolean subTensor, double min, double max, java.util.List<int[]> shapes) Creates a random tensor with the specified shape and value range
static void	randomMM(java.util.Random rand, double min, double max, Tensor_F64 tensor) Fills the tensor with random numbers selected from a uniform distribution.
static Tensor_F64	zeros(java.util.Random rand, int... shape) Generate a zeros tensor with the option for a sub-tensor

Methods inherited from class java.lang.Object

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

Constructor Detail

TensorFactory_F64

public TensorFactory_F64()

Method Detail

zeros

public static Tensor_F64 zeros(java.util.Random rand,
                               int... shape)

Generate a zeros tensor with the option for a sub-tensor

Parameters:

rand - If you wish to generate a sub-matrix pass in this RNG and it will randomly offset the data. null for regular tensor

shape - Shape of the tensor

Returns:

tensor

random

public static Tensor_F64 random(java.util.Random rand,
                                boolean subTensor,
                                int... shape)

Creates a random tensor with the specified shape and values from -1 to 1

Parameters:

rand - Random number generator

subTensor - Should it be a sub-tensor or not?

shape - Shape of the tensor

Returns:

The random tensor

randomMM

public static Tensor_F64 randomMM(java.util.Random rand,
                                  boolean subTensor,
                                  double min,
                                  double max,
                                  int... shape)

Creates a random tensor with the specified shape and value range

Parameters:

rand - Random number generator

subTensor - Should it be a sub-tensor or not?

min - Minimum value of each element

max - Maximum value of each element

shape - Shape of the tensor

Returns:

The random tensor

randomMM

public static java.util.List<Tensor_F64> randomMM(java.util.Random rand,
                                                  boolean subTensor,
                                                  double min,
                                                  double max,
                                                  java.util.List<int[]> shapes)

Creates a random tensor with the specified shape and value range

Parameters:

rand - Random number generator

subTensor - Should it be a sub-tensor or not?

min - Minimum value of each element

max - Maximum value of each element

shapes - Shapes of the tensors

Returns:

The random tensor

randomMM

public static void randomMM(java.util.Random rand,
                            double min,
                            double max,
                            Tensor_F64 tensor)

Fills the tensor with random numbers selected from a uniform distribution.

Parameters:

rand - Random number generator

min - min value, inclusive

max - max value, inclusive

tensor - Tensor that is to be filled.