PtNDArray (Deep Java Library 0.14.0

java.lang.Object
- ai.djl.util.NativeResource<java.lang.Long>
- - ai.djl.pytorch.engine.PtNDArray

All Implemented Interfaces:

ai.djl.ndarray.BytesSupplier, ai.djl.ndarray.NDArray, ai.djl.ndarray.NDResource, java.lang.AutoCloseable
```
public class PtNDArray
extends ai.djl.util.NativeResource<java.lang.Long>
implements ai.djl.ndarray.NDArray
```
PtNDArray is the PyTorch implementation of NDArray.

Field Summary
- Fields inherited from class ai.djl.util.NativeResource
  handle

Constructor Summary

Constructors
Constructor and Description
`PtNDArray(PtNDManager manager, long handle)` Constructs a PyTorch `NDArray` from a native handle (internal.
`PtNDArray(PtNDManager manager, long handle, java.nio.ByteBuffer data)` Constructs a PyTorch `NDArray` from a native handle (internal.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`PtNDArray`	`abs()`
`PtNDArray`	`acos()`
`PtNDArray`	`acosh()`
`PtNDArray`	`add(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`add(java.lang.Number n)`
`PtNDArray`	`addi(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`addi(java.lang.Number n)`
`PtNDArray`	`all()`
`PtNDArray`	`any()`
`PtNDArray`	`argMax()`
`PtNDArray`	`argMax(int axis)`
`PtNDArray`	`argMin()`
`PtNDArray`	`argMin(int axis)`
`PtNDArray`	`argSort(int axis, boolean ascending)`
`PtNDArray`	`asin()`
`PtNDArray`	`asinh()`
`PtNDArray`	`atan()`
`PtNDArray`	`atanh()`
`void`	`attach(ai.djl.ndarray.NDManager manager)`
`ai.djl.ndarray.NDArray`	`batchDot(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`booleanMask(ai.djl.ndarray.NDArray index, int axis)`
`PtNDArray`	`broadcast(ai.djl.ndarray.types.Shape shape)`
`PtNDArray`	`cbrt()`
`PtNDArray`	`ceil()`
`PtNDArray`	`clip(java.lang.Number min, java.lang.Number max)`
`void`	`close()`
`boolean`	`contentEquals(ai.djl.ndarray.NDArray other)`
`boolean`	`contentEquals(java.lang.Number number)`
`void`	`copyTo(ai.djl.ndarray.NDArray array)`
`PtNDArray`	`cos()`
`PtNDArray`	`cosh()`
`PtNDArray`	`cumSum()`
`PtNDArray`	`cumSum(int axis)`
`void`	`detach()`
`PtNDArray`	`div(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`div(java.lang.Number n)`
`PtNDArray`	`divi(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`divi(java.lang.Number n)`
`PtNDArray`	`dot(ai.djl.ndarray.NDArray other)`
`ai.djl.ndarray.NDArray`	`duplicate()`
`PtNDArray`	`eq(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`eq(java.lang.Number n)`
`boolean`	`equals(java.lang.Object obj)`
`PtNDArray`	`erfinv()`
`PtNDArray`	`exp()`
`PtNDArray`	`expandDims(int axis)`
`PtNDArray`	`flatten()`
`ai.djl.ndarray.NDArray`	`flip(int... axes)`
`PtNDArray`	`floor()`
`ai.djl.ndarray.NDArray`	`get(long... indices)`
`ai.djl.ndarray.types.DataType`	`getDataType()`
`ai.djl.Device`	`getDevice()`
`PtNDArray`	`getGradient()`
`PtNDManager`	`getManager()`
`java.lang.String`	`getName()`
`PtNDArrayEx`	`getNDArrayInternal()`
`ai.djl.ndarray.types.Shape`	`getShape()`
`ai.djl.ndarray.types.SparseFormat`	`getSparseFormat()`
`PtNDArray`	`gt(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`gt(java.lang.Number n)`
`PtNDArray`	`gte(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`gte(java.lang.Number n)`
`boolean`	`hasGradient()`
`int`	`hashCode()`
`void`	`intern(ai.djl.ndarray.NDArray replaced)`
`PtNDArray`	`isInfinite()`
`PtNDArray`	`isNaN()`
`PtNDArray`	`log()`
`PtNDArray`	`log10()`
`PtNDArray`	`log2()`
`PtNDArray`	`logicalAnd(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`logicalNot()`
`PtNDArray`	`logicalOr(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`logicalXor(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`logSoftmax(int axis)`
`PtNDArray`	`lt(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`lt(java.lang.Number n)`
`PtNDArray`	`lte(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`lte(java.lang.Number n)`
`ai.djl.ndarray.NDArray`	`matMul(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`max()`
`PtNDArray`	`max(int[] axes, boolean keepDims)`
`PtNDArray`	`maximum(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`maximum(java.lang.Number n)`
`PtNDArray`	`mean()`
`PtNDArray`	`mean(int[] axes, boolean keepDims)`
`PtNDArray`	`median()`
`PtNDArray`	`median(int[] axes)`
`PtNDArray`	`min()`
`PtNDArray`	`min(int[] axes, boolean keepDims)`
`PtNDArray`	`minimum(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`minimum(java.lang.Number n)`
`PtNDArray`	`mod(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`mod(java.lang.Number n)`
`PtNDArray`	`modi(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`modi(java.lang.Number n)`
`PtNDArray`	`mul(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`mul(java.lang.Number n)`
`PtNDArray`	`muli(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`muli(java.lang.Number n)`
`PtNDArray`	`neg()`
`PtNDArray`	`negi()`
`PtNDArray`	`neq(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`neq(java.lang.Number n)`
`PtNDArray`	`none()`
`PtNDArray`	`nonzero()`
`ai.djl.ndarray.NDArray`	`norm(boolean keepDims)`
`ai.djl.ndarray.NDArray`	`norm(int order, int[] axes, boolean keepDims)`
`ai.djl.ndarray.NDArray`	`oneHot(int depth)`
`ai.djl.ndarray.NDArray`	`oneHot(int depth, ai.djl.ndarray.types.DataType dataType)`
`ai.djl.ndarray.NDArray`	`oneHot(int depth, float onValue, float offValue, ai.djl.ndarray.types.DataType dataType)`
`PtNDArray`	`percentile(java.lang.Number percentile)`
`PtNDArray`	`percentile(java.lang.Number percentile, int[] axes)`
`PtNDArray`	`pow(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`pow(java.lang.Number n)`
`PtNDArray`	`powi(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`powi(java.lang.Number n)`
`PtNDArray`	`prod()`
`PtNDArray`	`prod(int[] axes, boolean keepDims)`
`PtNDArray`	`repeat(int axis, long repeats)`
`PtNDArray`	`repeat(long repeats)`
`PtNDArray`	`repeat(long[] repeats)`
`PtNDArray`	`repeat(ai.djl.ndarray.types.Shape desiredShape)`
`PtNDArray`	`reshape(ai.djl.ndarray.types.Shape shape)`
`PtNDArray`	`rotate90(int times, int[] axes)`
`PtNDArray`	`round()`
`ai.djl.ndarray.NDArray`	`sequenceMask(ai.djl.ndarray.NDArray sequenceLength)`
`ai.djl.ndarray.NDArray`	`sequenceMask(ai.djl.ndarray.NDArray sequenceLength, float value)`
`void`	`set(java.nio.Buffer data)`
`void`	`setName(java.lang.String name)`
`void`	`setRequiresGradient(boolean requiresGrad)`
`PtNDArray`	`sign()`
`PtNDArray`	`signi()`
`PtNDArray`	`sin()`
`PtNDArray`	`sinh()`
`PtNDArray`	`softmax(int axis)`
`PtNDArray`	`sort()`
`PtNDArray`	`sort(int axis)`
`ai.djl.ndarray.NDList`	`split(long[] indices, int axis)`
`ai.djl.ndarray.NDList`	`split(long sections, int axis)`
`ai.djl.ndarray.NDArray`	`sqrt()`
`PtNDArray`	`square()`
`PtNDArray`	`squeeze()`
`PtNDArray`	`squeeze(int axis)`
`PtNDArray`	`squeeze(int[] axes)`
`ai.djl.ndarray.NDArray`	`stopGradient()`
`PtNDArray`	`sub(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`sub(java.lang.Number n)`
`PtNDArray`	`subi(ai.djl.ndarray.NDArray other)`
`PtNDArray`	`subi(java.lang.Number n)`
`PtNDArray`	`sum()`
`PtNDArray`	`sum(int[] axes, boolean keepDims)`
`PtNDArray`	`swapAxes(int axis1, int axis2)`
`PtNDArray`	`tan()`
`PtNDArray`	`tanh()`
`void`	`tempAttach(ai.djl.ndarray.NDManager manager)`
`PtNDArray`	`tile(int axis, long repeats)`
`PtNDArray`	`tile(long repeats)`
`PtNDArray`	`tile(long[] repeats)`
`PtNDArray`	`tile(ai.djl.ndarray.types.Shape desiredShape)`
`java.nio.ByteBuffer`	`toByteBuffer()`
`PtNDArray`	`toDegrees()`
`PtNDArray`	`toDense()`
`PtNDArray`	`toDevice(ai.djl.Device device, boolean copy)`
`PtNDArray`	`toRadians()`
`PtNDArray`	`toSparse(ai.djl.ndarray.types.SparseFormat fmt)`
`java.lang.String`	`toString()`
`java.lang.String[]`	`toStringArray(java.nio.charset.Charset charset)`
`PtNDArray`	`toType(ai.djl.ndarray.types.DataType dataType, boolean copy)`
`PtNDArray`	`trace(int offset, int axis1, int axis2)`
`PtNDArray`	`transpose()`
`PtNDArray`	`transpose(int... axes)`
`PtNDArray`	`trunc()`

Methods inherited from class ai.djl.util.NativeResource
getHandle, getUid, isReleased

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface ai.djl.ndarray.NDArray
allClose, allClose, argSort, argSort, booleanMask, broadcast, concat, concat, countNonzero, countNonzero, decode, encode, get, get, get, getBoolean, getByte, getDouble, getFloat, getInt, getLong, getScalar, getUid, getUint8, isEmpty, isScalar, isSparse, like, max, mean, min, norm, norm, norm, onesLike, prod, reshape, scaleGradient, set, set, set, set, set, set, set, set, set, setScalar, shapeEquals, size, size, split, split, stack, stack, sum, toArray, toBooleanArray, toByteArray, toDebugString, toDebugString, toDoubleArray, toFloatArray, toIntArray, toLongArray, toStringArray, toUint8Array, trace, trace, zerosLike

Methods inherited from interface ai.djl.ndarray.BytesSupplier
getAsBytes, getAsObject, getAsString, wrap, wrap, wrapAsJson

- Constructor Detail
  - PtNDArray
```
public PtNDArray(PtNDManager manager,
                 long handle)
```
    Constructs a PyTorch NDArray from a native handle (internal. Use NDManager instead).
    
    Parameters:
    
    manager - the manager to attach the new array to
    
    handle - the pointer to the native PyTorch memory
  - PtNDArray
```
public PtNDArray(PtNDManager manager,
                 long handle,
                 java.nio.ByteBuffer data)
```
    Constructs a PyTorch NDArray from a native handle (internal. Use NDManager instead) with the data that is hold on Java side.
    
    Parameters:
    
    manager - the manager to attach the new array to
    
    handle - the pointer to the native PyTorch memory
    
    data - the direct buffer of the data
- Method Detail
  - getManager
```
public PtNDManager getManager()
```
    Specified by:
    
    getManager in interface ai.djl.ndarray.NDResource
  - getName
```
public java.lang.String getName()
```
    Specified by:
    
    getName in interface ai.djl.ndarray.NDArray
  - setName
```
public void setName(java.lang.String name)
```
    Specified by:
    
    setName in interface ai.djl.ndarray.NDArray
  - getDataType
```
public ai.djl.ndarray.types.DataType getDataType()
```
    Specified by:
    
    getDataType in interface ai.djl.ndarray.NDArray
  - getDevice
```
public ai.djl.Device getDevice()
```
    Specified by:
    
    getDevice in interface ai.djl.ndarray.NDArray
  - getShape
```
public ai.djl.ndarray.types.Shape getShape()
```
    Specified by:
    
    getShape in interface ai.djl.ndarray.NDArray
  - getSparseFormat
```
public ai.djl.ndarray.types.SparseFormat getSparseFormat()
```
    Specified by:
    
    getSparseFormat in interface ai.djl.ndarray.NDArray
  - toDevice
```
public PtNDArray toDevice(ai.djl.Device device,
                          boolean copy)
```
    Specified by:
    
    toDevice in interface ai.djl.ndarray.NDArray
  - toType
```
public PtNDArray toType(ai.djl.ndarray.types.DataType dataType,
                        boolean copy)
```
    Specified by:
    
    toType in interface ai.djl.ndarray.NDArray
  - setRequiresGradient
```
public void setRequiresGradient(boolean requiresGrad)
```
    Specified by:
    
    setRequiresGradient in interface ai.djl.ndarray.NDArray
  - getGradient
```
public PtNDArray getGradient()
```
    Specified by:
    
    getGradient in interface ai.djl.ndarray.NDArray
  - hasGradient
```
public boolean hasGradient()
```
    Specified by:
    
    hasGradient in interface ai.djl.ndarray.NDArray
  - stopGradient
```
public ai.djl.ndarray.NDArray stopGradient()
```
    Specified by:
    
    stopGradient in interface ai.djl.ndarray.NDArray
  - toByteBuffer
```
public java.nio.ByteBuffer toByteBuffer()
```
    Specified by:
    
    toByteBuffer in interface ai.djl.ndarray.BytesSupplier
  - toStringArray
```
public java.lang.String[] toStringArray(java.nio.charset.Charset charset)
```
    Specified by:
    
    toStringArray in interface ai.djl.ndarray.NDArray
  - set
```
public void set(java.nio.Buffer data)
```
    Specified by:
    
    set in interface ai.djl.ndarray.NDArray
  - get
```
public ai.djl.ndarray.NDArray get(long... indices)
```
    Specified by:
    
    get in interface ai.djl.ndarray.NDArray
  - copyTo
```
public void copyTo(ai.djl.ndarray.NDArray array)
```
    Specified by:
    
    copyTo in interface ai.djl.ndarray.NDArray
  - attach
```
public void attach(ai.djl.ndarray.NDManager manager)
```
    Specified by:
    
    attach in interface ai.djl.ndarray.NDResource
  - tempAttach
```
public void tempAttach(ai.djl.ndarray.NDManager manager)
```
    Specified by:
    
    tempAttach in interface ai.djl.ndarray.NDResource
  - detach
```
public void detach()
```
    Specified by:
    
    detach in interface ai.djl.ndarray.NDResource
  - duplicate
```
public ai.djl.ndarray.NDArray duplicate()
```
    Specified by:
    
    duplicate in interface ai.djl.ndarray.NDArray
  - booleanMask
```
public PtNDArray booleanMask(ai.djl.ndarray.NDArray index,
                             int axis)
```
    Specified by:
    
    booleanMask in interface ai.djl.ndarray.NDArray
  - sequenceMask
```
public ai.djl.ndarray.NDArray sequenceMask(ai.djl.ndarray.NDArray sequenceLength,
                                           float value)
```
    Specified by:
    
    sequenceMask in interface ai.djl.ndarray.NDArray
  - sequenceMask
```
public ai.djl.ndarray.NDArray sequenceMask(ai.djl.ndarray.NDArray sequenceLength)
```
    Specified by:
    
    sequenceMask in interface ai.djl.ndarray.NDArray
  - contentEquals
```
public boolean contentEquals(java.lang.Number number)
```
    Specified by:
    
    contentEquals in interface ai.djl.ndarray.NDArray
  - contentEquals
```
public boolean contentEquals(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    contentEquals in interface ai.djl.ndarray.NDArray
  - eq
```
public PtNDArray eq(java.lang.Number n)
```
    Specified by:
    
    eq in interface ai.djl.ndarray.NDArray
  - eq
```
public PtNDArray eq(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    eq in interface ai.djl.ndarray.NDArray
  - neq
```
public PtNDArray neq(java.lang.Number n)
```
    Specified by:
    
    neq in interface ai.djl.ndarray.NDArray
  - neq
```
public PtNDArray neq(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    neq in interface ai.djl.ndarray.NDArray
  - gt
```
public PtNDArray gt(java.lang.Number n)
```
    Specified by:
    
    gt in interface ai.djl.ndarray.NDArray
  - gt
```
public PtNDArray gt(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    gt in interface ai.djl.ndarray.NDArray
  - gte
```
public PtNDArray gte(java.lang.Number n)
```
    Specified by:
    
    gte in interface ai.djl.ndarray.NDArray
  - gte
```
public PtNDArray gte(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    gte in interface ai.djl.ndarray.NDArray
  - lt
```
public PtNDArray lt(java.lang.Number n)
```
    Specified by:
    
    lt in interface ai.djl.ndarray.NDArray
  - lt
```
public PtNDArray lt(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    lt in interface ai.djl.ndarray.NDArray
  - lte
```
public PtNDArray lte(java.lang.Number n)
```
    Specified by:
    
    lte in interface ai.djl.ndarray.NDArray
  - lte
```
public PtNDArray lte(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    lte in interface ai.djl.ndarray.NDArray
  - add
```
public PtNDArray add(java.lang.Number n)
```
    Specified by:
    
    add in interface ai.djl.ndarray.NDArray
  - add
```
public PtNDArray add(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    add in interface ai.djl.ndarray.NDArray
  - sub
```
public PtNDArray sub(java.lang.Number n)
```
    Specified by:
    
    sub in interface ai.djl.ndarray.NDArray
  - sub
```
public PtNDArray sub(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    sub in interface ai.djl.ndarray.NDArray
  - mul
```
public PtNDArray mul(java.lang.Number n)
```
    Specified by:
    
    mul in interface ai.djl.ndarray.NDArray
  - mul
```
public PtNDArray mul(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    mul in interface ai.djl.ndarray.NDArray
  - div
```
public PtNDArray div(java.lang.Number n)
```
    Specified by:
    
    div in interface ai.djl.ndarray.NDArray
  - div
```
public PtNDArray div(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    div in interface ai.djl.ndarray.NDArray
  - mod
```
public PtNDArray mod(java.lang.Number n)
```
    Specified by:
    
    mod in interface ai.djl.ndarray.NDArray
  - mod
```
public PtNDArray mod(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    mod in interface ai.djl.ndarray.NDArray
  - pow
```
public PtNDArray pow(java.lang.Number n)
```
    Specified by:
    
    pow in interface ai.djl.ndarray.NDArray
  - pow
```
public PtNDArray pow(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    pow in interface ai.djl.ndarray.NDArray
  - addi
```
public PtNDArray addi(java.lang.Number n)
```
    Specified by:
    
    addi in interface ai.djl.ndarray.NDArray
  - addi
```
public PtNDArray addi(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    addi in interface ai.djl.ndarray.NDArray
  - subi
```
public PtNDArray subi(java.lang.Number n)
```
    Specified by:
    
    subi in interface ai.djl.ndarray.NDArray
  - subi
```
public PtNDArray subi(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    subi in interface ai.djl.ndarray.NDArray
  - muli
```
public PtNDArray muli(java.lang.Number n)
```
    Specified by:
    
    muli in interface ai.djl.ndarray.NDArray
  - muli
```
public PtNDArray muli(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    muli in interface ai.djl.ndarray.NDArray
  - divi
```
public PtNDArray divi(java.lang.Number n)
```
    Specified by:
    
    divi in interface ai.djl.ndarray.NDArray
  - divi
```
public PtNDArray divi(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    divi in interface ai.djl.ndarray.NDArray
  - modi
```
public PtNDArray modi(java.lang.Number n)
```
    Specified by:
    
    modi in interface ai.djl.ndarray.NDArray
  - modi
```
public PtNDArray modi(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    modi in interface ai.djl.ndarray.NDArray
  - powi
```
public PtNDArray powi(java.lang.Number n)
```
    Specified by:
    
    powi in interface ai.djl.ndarray.NDArray
  - powi
```
public PtNDArray powi(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    powi in interface ai.djl.ndarray.NDArray
  - sign
```
public PtNDArray sign()
```
    Specified by:
    
    sign in interface ai.djl.ndarray.NDArray
  - signi
```
public PtNDArray signi()
```
    Specified by:
    
    signi in interface ai.djl.ndarray.NDArray
  - maximum
```
public PtNDArray maximum(java.lang.Number n)
```
    Specified by:
    
    maximum in interface ai.djl.ndarray.NDArray
  - maximum
```
public PtNDArray maximum(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    maximum in interface ai.djl.ndarray.NDArray
  - minimum
```
public PtNDArray minimum(java.lang.Number n)
```
    Specified by:
    
    minimum in interface ai.djl.ndarray.NDArray
  - minimum
```
public PtNDArray minimum(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    minimum in interface ai.djl.ndarray.NDArray
  - all
```
public PtNDArray all()
```
    Specified by:
    
    all in interface ai.djl.ndarray.NDArray
  - any
```
public PtNDArray any()
```
    Specified by:
    
    any in interface ai.djl.ndarray.NDArray
  - none
```
public PtNDArray none()
```
    Specified by:
    
    none in interface ai.djl.ndarray.NDArray
  - neg
```
public PtNDArray neg()
```
    Specified by:
    
    neg in interface ai.djl.ndarray.NDArray
  - negi
```
public PtNDArray negi()
```
    Specified by:
    
    negi in interface ai.djl.ndarray.NDArray
  - abs
```
public PtNDArray abs()
```
    Specified by:
    
    abs in interface ai.djl.ndarray.NDArray
  - square
```
public PtNDArray square()
```
    Specified by:
    
    square in interface ai.djl.ndarray.NDArray
  - sqrt
```
public ai.djl.ndarray.NDArray sqrt()
```
    Specified by:
    
    sqrt in interface ai.djl.ndarray.NDArray
  - cbrt
```
public PtNDArray cbrt()
```
    Specified by:
    
    cbrt in interface ai.djl.ndarray.NDArray
  - floor
```
public PtNDArray floor()
```
    Specified by:
    
    floor in interface ai.djl.ndarray.NDArray
  - ceil
```
public PtNDArray ceil()
```
    Specified by:
    
    ceil in interface ai.djl.ndarray.NDArray
  - round
```
public PtNDArray round()
```
    Specified by:
    
    round in interface ai.djl.ndarray.NDArray
  - trunc
```
public PtNDArray trunc()
```
    Specified by:
    
    trunc in interface ai.djl.ndarray.NDArray
  - exp
```
public PtNDArray exp()
```
    Specified by:
    
    exp in interface ai.djl.ndarray.NDArray
  - log
```
public PtNDArray log()
```
    Specified by:
    
    log in interface ai.djl.ndarray.NDArray
  - log10
```
public PtNDArray log10()
```
    Specified by:
    
    log10 in interface ai.djl.ndarray.NDArray
  - log2
```
public PtNDArray log2()
```
    Specified by:
    
    log2 in interface ai.djl.ndarray.NDArray
  - sin
```
public PtNDArray sin()
```
    Specified by:
    
    sin in interface ai.djl.ndarray.NDArray
  - cos
```
public PtNDArray cos()
```
    Specified by:
    
    cos in interface ai.djl.ndarray.NDArray
  - tan
```
public PtNDArray tan()
```
    Specified by:
    
    tan in interface ai.djl.ndarray.NDArray
  - asin
```
public PtNDArray asin()
```
    Specified by:
    
    asin in interface ai.djl.ndarray.NDArray
  - acos
```
public PtNDArray acos()
```
    Specified by:
    
    acos in interface ai.djl.ndarray.NDArray
  - atan
```
public PtNDArray atan()
```
    Specified by:
    
    atan in interface ai.djl.ndarray.NDArray
  - sinh
```
public PtNDArray sinh()
```
    Specified by:
    
    sinh in interface ai.djl.ndarray.NDArray
  - cosh
```
public PtNDArray cosh()
```
    Specified by:
    
    cosh in interface ai.djl.ndarray.NDArray
  - tanh
```
public PtNDArray tanh()
```
    Specified by:
    
    tanh in interface ai.djl.ndarray.NDArray
  - asinh
```
public PtNDArray asinh()
```
    Specified by:
    
    asinh in interface ai.djl.ndarray.NDArray
  - acosh
```
public PtNDArray acosh()
```
    Specified by:
    
    acosh in interface ai.djl.ndarray.NDArray
  - atanh
```
public PtNDArray atanh()
```
    Specified by:
    
    atanh in interface ai.djl.ndarray.NDArray
  - toDegrees
```
public PtNDArray toDegrees()
```
    Specified by:
    
    toDegrees in interface ai.djl.ndarray.NDArray
  - toRadians
```
public PtNDArray toRadians()
```
    Specified by:
    
    toRadians in interface ai.djl.ndarray.NDArray
  - max
```
public PtNDArray max()
```
    Specified by:
    
    max in interface ai.djl.ndarray.NDArray
  - max
```
public PtNDArray max(int[] axes,
                     boolean keepDims)
```
    Specified by:
    
    max in interface ai.djl.ndarray.NDArray
  - min
```
public PtNDArray min()
```
    Specified by:
    
    min in interface ai.djl.ndarray.NDArray
  - min
```
public PtNDArray min(int[] axes,
                     boolean keepDims)
```
    Specified by:
    
    min in interface ai.djl.ndarray.NDArray
  - sum
```
public PtNDArray sum()
```
    Specified by:
    
    sum in interface ai.djl.ndarray.NDArray
  - sum
```
public PtNDArray sum(int[] axes,
                     boolean keepDims)
```
    Specified by:
    
    sum in interface ai.djl.ndarray.NDArray
  - prod
```
public PtNDArray prod()
```
    Specified by:
    
    prod in interface ai.djl.ndarray.NDArray
  - prod
```
public PtNDArray prod(int[] axes,
                      boolean keepDims)
```
    Specified by:
    
    prod in interface ai.djl.ndarray.NDArray
  - mean
```
public PtNDArray mean()
```
    Specified by:
    
    mean in interface ai.djl.ndarray.NDArray
  - mean
```
public PtNDArray mean(int[] axes,
                      boolean keepDims)
```
    Specified by:
    
    mean in interface ai.djl.ndarray.NDArray
  - rotate90
```
public PtNDArray rotate90(int times,
                          int[] axes)
```
    Specified by:
    
    rotate90 in interface ai.djl.ndarray.NDArray
  - trace
```
public PtNDArray trace(int offset,
                       int axis1,
                       int axis2)
```
    Specified by:
    
    trace in interface ai.djl.ndarray.NDArray
  - split
```
public ai.djl.ndarray.NDList split(long sections,
                                   int axis)
```
    Specified by:
    
    split in interface ai.djl.ndarray.NDArray
  - split
```
public ai.djl.ndarray.NDList split(long[] indices,
                                   int axis)
```
    Specified by:
    
    split in interface ai.djl.ndarray.NDArray
  - flatten
```
public PtNDArray flatten()
```
    Specified by:
    
    flatten in interface ai.djl.ndarray.NDArray
  - reshape
```
public PtNDArray reshape(ai.djl.ndarray.types.Shape shape)
```
    Specified by:
    
    reshape in interface ai.djl.ndarray.NDArray
  - expandDims
```
public PtNDArray expandDims(int axis)
```
    Specified by:
    
    expandDims in interface ai.djl.ndarray.NDArray
  - squeeze
```
public PtNDArray squeeze()
```
    Specified by:
    
    squeeze in interface ai.djl.ndarray.NDArray
  - squeeze
```
public PtNDArray squeeze(int axis)
```
    Specified by:
    
    squeeze in interface ai.djl.ndarray.NDArray
  - squeeze
```
public PtNDArray squeeze(int[] axes)
```
    Specified by:
    
    squeeze in interface ai.djl.ndarray.NDArray
  - logicalAnd
```
public PtNDArray logicalAnd(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    logicalAnd in interface ai.djl.ndarray.NDArray
  - logicalOr
```
public PtNDArray logicalOr(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    logicalOr in interface ai.djl.ndarray.NDArray
  - logicalXor
```
public PtNDArray logicalXor(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    logicalXor in interface ai.djl.ndarray.NDArray
  - logicalNot
```
public PtNDArray logicalNot()
```
    Specified by:
    
    logicalNot in interface ai.djl.ndarray.NDArray
  - argSort
```
public PtNDArray argSort(int axis,
                         boolean ascending)
```
    Specified by:
    
    argSort in interface ai.djl.ndarray.NDArray
  - sort
```
public PtNDArray sort()
```
    Specified by:
    
    sort in interface ai.djl.ndarray.NDArray
  - sort
```
public PtNDArray sort(int axis)
```
    Specified by:
    
    sort in interface ai.djl.ndarray.NDArray
  - softmax
```
public PtNDArray softmax(int axis)
```
    Specified by:
    
    softmax in interface ai.djl.ndarray.NDArray
  - logSoftmax
```
public PtNDArray logSoftmax(int axis)
```
    Specified by:
    
    logSoftmax in interface ai.djl.ndarray.NDArray
  - cumSum
```
public PtNDArray cumSum()
```
    Specified by:
    
    cumSum in interface ai.djl.ndarray.NDArray
  - cumSum
```
public PtNDArray cumSum(int axis)
```
    Specified by:
    
    cumSum in interface ai.djl.ndarray.NDArray
  - intern
```
public void intern(ai.djl.ndarray.NDArray replaced)
```
    Specified by:
    
    intern in interface ai.djl.ndarray.NDArray
  - isInfinite
```
public PtNDArray isInfinite()
```
    Specified by:
    
    isInfinite in interface ai.djl.ndarray.NDArray
  - isNaN
```
public PtNDArray isNaN()
```
    Specified by:
    
    isNaN in interface ai.djl.ndarray.NDArray
  - tile
```
public PtNDArray tile(long repeats)
```
    Specified by:
    
    tile in interface ai.djl.ndarray.NDArray
  - tile
```
public PtNDArray tile(int axis,
                      long repeats)
```
    Specified by:
    
    tile in interface ai.djl.ndarray.NDArray
  - tile
```
public PtNDArray tile(long[] repeats)
```
    Specified by:
    
    tile in interface ai.djl.ndarray.NDArray
  - tile
```
public PtNDArray tile(ai.djl.ndarray.types.Shape desiredShape)
```
    Specified by:
    
    tile in interface ai.djl.ndarray.NDArray
  - repeat
```
public PtNDArray repeat(long repeats)
```
    Specified by:
    
    repeat in interface ai.djl.ndarray.NDArray
  - repeat
```
public PtNDArray repeat(int axis,
                        long repeats)
```
    Specified by:
    
    repeat in interface ai.djl.ndarray.NDArray
  - repeat
```
public PtNDArray repeat(long[] repeats)
```
    Specified by:
    
    repeat in interface ai.djl.ndarray.NDArray
  - repeat
```
public PtNDArray repeat(ai.djl.ndarray.types.Shape desiredShape)
```
    Specified by:
    
    repeat in interface ai.djl.ndarray.NDArray
  - dot
```
public PtNDArray dot(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    dot in interface ai.djl.ndarray.NDArray
  - matMul
```
public ai.djl.ndarray.NDArray matMul(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    matMul in interface ai.djl.ndarray.NDArray
  - clip
```
public PtNDArray clip(java.lang.Number min,
                      java.lang.Number max)
```
    Specified by:
    
    clip in interface ai.djl.ndarray.NDArray
  - swapAxes
```
public PtNDArray swapAxes(int axis1,
                          int axis2)
```
    Specified by:
    
    swapAxes in interface ai.djl.ndarray.NDArray
  - flip
```
public ai.djl.ndarray.NDArray flip(int... axes)
```
    Specified by:
    
    flip in interface ai.djl.ndarray.NDArray
  - transpose
```
public PtNDArray transpose()
```
    Specified by:
    
    transpose in interface ai.djl.ndarray.NDArray
  - transpose
```
public PtNDArray transpose(int... axes)
```
    Specified by:
    
    transpose in interface ai.djl.ndarray.NDArray
  - broadcast
```
public PtNDArray broadcast(ai.djl.ndarray.types.Shape shape)
```
    Specified by:
    
    broadcast in interface ai.djl.ndarray.NDArray
  - argMax
```
public PtNDArray argMax()
```
    Specified by:
    
    argMax in interface ai.djl.ndarray.NDArray
  - argMax
```
public PtNDArray argMax(int axis)
```
    Specified by:
    
    argMax in interface ai.djl.ndarray.NDArray
  - argMin
```
public PtNDArray argMin()
```
    Specified by:
    
    argMin in interface ai.djl.ndarray.NDArray
  - argMin
```
public PtNDArray argMin(int axis)
```
    Specified by:
    
    argMin in interface ai.djl.ndarray.NDArray
  - percentile
```
public PtNDArray percentile(java.lang.Number percentile)
```
    Specified by:
    
    percentile in interface ai.djl.ndarray.NDArray
  - percentile
```
public PtNDArray percentile(java.lang.Number percentile,
                            int[] axes)
```
    Specified by:
    
    percentile in interface ai.djl.ndarray.NDArray
  - median
```
public PtNDArray median()
```
    Specified by:
    
    median in interface ai.djl.ndarray.NDArray
  - median
```
public PtNDArray median(int[] axes)
```
    Specified by:
    
    median in interface ai.djl.ndarray.NDArray
  - toDense
```
public PtNDArray toDense()
```
    Specified by:
    
    toDense in interface ai.djl.ndarray.NDArray
  - toSparse
```
public PtNDArray toSparse(ai.djl.ndarray.types.SparseFormat fmt)
```
    Specified by:
    
    toSparse in interface ai.djl.ndarray.NDArray
  - nonzero
```
public PtNDArray nonzero()
```
    Specified by:
    
    nonzero in interface ai.djl.ndarray.NDArray
  - erfinv
```
public PtNDArray erfinv()
```
    Specified by:
    
    erfinv in interface ai.djl.ndarray.NDArray
  - norm
```
public ai.djl.ndarray.NDArray norm(boolean keepDims)
```
    Specified by:
    
    norm in interface ai.djl.ndarray.NDArray
  - norm
```
public ai.djl.ndarray.NDArray norm(int order,
                                   int[] axes,
                                   boolean keepDims)
```
    Specified by:
    
    norm in interface ai.djl.ndarray.NDArray
  - oneHot
```
public ai.djl.ndarray.NDArray oneHot(int depth)
```
    Specified by:
    
    oneHot in interface ai.djl.ndarray.NDArray
  - oneHot
```
public ai.djl.ndarray.NDArray oneHot(int depth,
                                     ai.djl.ndarray.types.DataType dataType)
```
    Specified by:
    
    oneHot in interface ai.djl.ndarray.NDArray
  - oneHot
```
public ai.djl.ndarray.NDArray oneHot(int depth,
                                     float onValue,
                                     float offValue,
                                     ai.djl.ndarray.types.DataType dataType)
```
    Specified by:
    
    oneHot in interface ai.djl.ndarray.NDArray
  - batchDot
```
public ai.djl.ndarray.NDArray batchDot(ai.djl.ndarray.NDArray other)
```
    Specified by:
    
    batchDot in interface ai.djl.ndarray.NDArray
  - getNDArrayInternal
```
public PtNDArrayEx getNDArrayInternal()
```
    Specified by:
    
    getNDArrayInternal in interface ai.djl.ndarray.NDArray
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - close
```
public void close()
```
    Specified by:
    
    close in interface ai.djl.ndarray.NDArray
    
    Specified by:
    
    close in interface ai.djl.ndarray.NDResource
    
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Overrides:
    
    close in class ai.djl.util.NativeResource<java.lang.Long>

Class PtNDArray

Field Summary

Fields inherited from class ai.djl.util.NativeResource

Constructor Summary

Method Summary

Methods inherited from class ai.djl.util.NativeResource

Methods inherited from class java.lang.Object

Methods inherited from interface ai.djl.ndarray.NDArray

Methods inherited from interface ai.djl.ndarray.BytesSupplier

Constructor Detail

PtNDArray

PtNDArray

Method Detail

getManager

getName

setName

getDataType

getDevice

getShape

getSparseFormat

toDevice

toType

setRequiresGradient

getGradient

hasGradient

stopGradient

toByteBuffer

toStringArray

set

get

copyTo

attach

tempAttach

detach

duplicate

booleanMask

sequenceMask

sequenceMask

contentEquals

contentEquals

eq

eq

neq

neq

gt

gt

gte

gte

lt

lt

lte

lte

add

add

sub

sub

mul

mul

div

div

mod

mod

pow

pow

addi

addi

subi

subi

muli

muli

divi

divi

modi

modi

powi

powi

sign

signi

maximum

maximum