org.nd4j.serde.base64

Class Nd4jBase64

java.lang.Object

org.nd4j.serde.base64.Nd4jBase64

public class Nd4jBase64
extends Object

NDArray as base 64

Author:

Adam Gibson

Method Summary

Modifier and Type	Method and Description
static INDArray[]	arraysFromBase64(String base64) Returns a set of arrays from base 64 that is tab delimited.
static String	arraysToBase64(INDArray[] arrays) Returns a tab delimited base 64 representation of the given arrays
static String	base64String(INDArray arr) Returns an ndarray as base 64
static String	base64StringNumpy(INDArray arr) Convert an INDArray to numpy byte array using Nd4j.toNpyByteArray(INDArray)
static INDArray	fromBase64(String base64) Create an ndarray from a base 64 representation
static INDArray	fromNpyBase64(String base64) Convert a numpy array from base64 to a byte array and then create an INDArray from Nd4j.createNpyFromByteArray(byte[])
static boolean	isMultiple(String base64) Returns true if the base64 contains multiple arrays This is delimited by tab

Methods inherited from class java.lang.Object

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

Method Detail

isMultiple

public static boolean isMultiple(String base64)

Returns true if the base64 contains multiple arrays This is delimited by tab

Parameters:

base64 - the base 64 to test

Returns:

true if the given base 64 is tab delimited or not

arraysFromBase64

public static INDArray[] arraysFromBase64(String base64)
                                   throws IOException

Returns a set of arrays from base 64 that is tab delimited.

Parameters:

base64 - the base 64 that's tab delimited

Returns:

the set of arrays

Throws:

IOException

arraysToBase64

public static String arraysToBase64(INDArray[] arrays)
                             throws IOException

Returns a tab delimited base 64 representation of the given arrays

Parameters:

arrays - the arrays

Returns:

Throws:

IOException

base64StringNumpy

public static String base64StringNumpy(INDArray arr)
                                throws IOException

Convert an INDArray to numpy byte array using Nd4j.toNpyByteArray(INDArray)

Parameters:

arr - the input array

Returns:

the base 64ed binary

Throws:

IOException

fromNpyBase64

public static INDArray fromNpyBase64(String base64)

Convert a numpy array from base64 to a byte array and then create an INDArray from Nd4j.createNpyFromByteArray(byte[])

Parameters:

base64 - the base 64 byte array

Returns:

the created INDArray

base64String

public static String base64String(INDArray arr)
                           throws IOException

Returns an ndarray as base 64

Parameters:

arr - the array to write

Returns:

the base 64 representation of the binary ndarray

Throws:

IOException

fromBase64

public static INDArray fromBase64(String base64)
                           throws IOException

Create an ndarray from a base 64 representation

Parameters:

base64 - the base 64 to convert

Returns:

the ndarray from base 64

Throws:

IOException