Package ai.djl.ndarray

Class NDUtils

java.lang.Object

ai.djl.ndarray.NDUtils

public final class NDUtils
extends java.lang.Object

A class containing utility methods for NDArray operations.

Method Summary

Modifier and Type	Method	Description
static void	checkConcatInput(NDList list)	Check two criteria of concat input: 1.
static Shape	getShapeFromEmptyNDArrayForReductionOp(Shape shape, int axis)	Get Shape of the empty NDArray after applying reduction operations.

Methods inherited from class java.lang.Object

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

Method Detail

getShapeFromEmptyNDArrayForReductionOp

public static Shape getShapeFromEmptyNDArrayForReductionOp(Shape shape,
                                                           int axis)

Get Shape of the empty NDArray after applying reduction operations.

Parameters:

shape - input shape

axis - axis to apply reduction

Returns:

the result Shape

checkConcatInput

public static void checkConcatInput(NDList list)

Check two criteria of concat input: 1. no scalar 2. dimensions of all the array must be the same.

Parameters:

list - input NDList