public abstract class BaseNDArray extends Object implements INDArray, Iterable
| Modifier and Type | Field and Description |
|---|---|
protected boolean |
compressed |
protected DataBuffer |
data |
protected JvmShapeInfo |
jvmShapeInfo |
protected boolean |
released |
protected DataBuffer |
shapeInformation |
| Constructor and Description |
|---|
BaseNDArray() |
BaseNDArray(DataBuffer buffer) |
BaseNDArray(DataBuffer floatBuffer,
char order) |
BaseNDArray(DataBuffer buffer,
DataType dataType,
long[] shape,
long[] stride,
long offset,
char ordering) |
BaseNDArray(DataBuffer data,
int[] shape) |
BaseNDArray(DataBuffer buffer,
int[] shape,
char ordering) |
BaseNDArray(DataBuffer buffer,
int[] shape,
int[] strides) |
BaseNDArray(DataBuffer data,
int[] shape,
int[] stride,
long offset) |
BaseNDArray(DataBuffer buffer,
int[] shape,
int[] stride,
long offset,
char ordering) |
BaseNDArray(DataBuffer buffer,
int[] shape,
long offset) |
BaseNDArray(DataBuffer buffer,
int[] shape,
long offset,
char ordering)
Constructor for stride and offset
|
BaseNDArray(DataBuffer data,
long[] shape) |
BaseNDArray(DataBuffer buffer,
long[] shape,
char ordering) |
BaseNDArray(DataBuffer buffer,
long[] shape,
long[] stride,
char ordering,
DataType type) |
BaseNDArray(DataBuffer buffer,
long[] shape,
long[] stride,
char ordering,
DataType type,
MemoryWorkspace workspace) |
BaseNDArray(DataBuffer buffer,
long[] shape,
long[] stride,
long offset,
char ordering) |
BaseNDArray(DataBuffer buffer,
long[] shape,
long[] stride,
long offset,
char ordering,
DataType dataType) |
BaseNDArray(DataBuffer buffer,
long[] shape,
long[] stride,
long offset,
long ews,
char ordering) |
BaseNDArray(DataBuffer buffer,
long[] shape,
long[] stride,
long offset,
long ews,
char ordering,
DataType dataType) |
BaseNDArray(DataType type,
long[] shape,
long[] stride,
long offset,
char ordering,
boolean initialize) |
BaseNDArray(DataType type,
long[] shape,
long[] stride,
long offset,
char ordering,
boolean initialize,
MemoryWorkspace workspace) |
BaseNDArray(double[][] data)
Initialize the ndarray as a matrix
with the given data (indices preserved)
|
BaseNDArray(double[][] data,
char ordering) |
BaseNDArray(double[] data,
int[] shape,
char ordering) |
BaseNDArray(double[] data,
int[] shape,
int[] stride,
long offset) |
BaseNDArray(double[] data,
int[] shape,
int[] stride,
long offset,
char ordering) |
BaseNDArray(double[] data,
long[] shape,
char ordering) |
BaseNDArray(double[] data,
long[] shape,
long[] stride,
long offset) |
BaseNDArray(double[] data,
long[] shape,
long[] stride,
long offset,
char ordering) |
BaseNDArray(double[] data,
long[] shape,
long offset,
char ordering) |
BaseNDArray(float[] data) |
BaseNDArray(float[][] data)
Initialize the ndarray
with the given data
|
BaseNDArray(float[][] data,
char ordering) |
BaseNDArray(float[] data,
char order) |
BaseNDArray(float[] data,
int[] shape)
Create this ndarray with the given data and shape and 0 offset
|
BaseNDArray(float[] data,
int[] shape,
char ordering)
Create this ndarray with the given data and shape and 0 offset
|
BaseNDArray(float[] data,
int[] shape,
int[] stride) |
BaseNDArray(float[] data,
int[] shape,
int[] stride,
char ordering) |
BaseNDArray(float[] data,
int[] shape,
int[] stride,
long offset) |
BaseNDArray(float[] data,
int[] shape,
int[] stride,
long offset,
char ordering) |
BaseNDArray(float[] data,
int[] shape,
long offset) |
BaseNDArray(float[] data,
int[] shape,
long offset,
char ordering) |
BaseNDArray(float[] data,
long[] shape,
char ordering) |
BaseNDArray(float[] data,
long[] shape,
long[] stride,
long offset) |
BaseNDArray(float[] data,
long[] shape,
long[] stride,
long offset,
char ordering) |
BaseNDArray(float[] data,
long[] shape,
long offset,
char ordering) |
BaseNDArray(int[] shape)
Create an ndarray
with the given shape
|
BaseNDArray(int[] shape,
char ordering) |
BaseNDArray(int[] shape,
DataBuffer buffer)
Create with the specified shape and buffer
|
BaseNDArray(int[] shape,
int[] stride)
Create the ndarray with
the specified shape and stride and an offset of 0
|
BaseNDArray(int[] shape,
int[] stride,
char ordering)
Create the ndarray with
the specified shape and stride and an offset of 0
|
BaseNDArray(int[] data,
int[] shape,
int[] strides) |
BaseNDArray(int[] shape,
int[] stride,
long offset)
Construct an ndarray of the specified shape
with an empty data array
|
BaseNDArray(int[] shape,
int[] stride,
long offset,
char ordering)
Construct an ndarray of the specified shape
with an empty data array
|
BaseNDArray(int[] shape,
int[] stride,
long offset,
char ordering,
boolean initialize)
Construct an ndarray of the specified shape.
|
BaseNDArray(int[] shape,
long offset) |
BaseNDArray(int[] shape,
long offset,
char ordering) |
BaseNDArray(int newRows,
int newColumns)
Creates a new n times m DoubleMatrix.
|
BaseNDArray(int newRows,
int newColumns,
char ordering)
Creates a new n times m DoubleMatrix.
|
BaseNDArray(List<INDArray> slices,
int[] shape)
Create an ndarray from the specified slices.
|
BaseNDArray(List<INDArray> slices,
int[] shape,
char ordering)
Create an ndarray from the specified slices.
|
BaseNDArray(List<INDArray> slices,
int[] shape,
int[] stride)
Create an ndarray from the specified slices.
|
BaseNDArray(List<INDArray> slices,
int[] shape,
int[] stride,
char ordering)
Create an ndarray from the specified slices.
|
BaseNDArray(List<INDArray> slices,
long[] shape) |
BaseNDArray(List<INDArray> slices,
long[] shape,
char ordering) |
BaseNDArray(List<INDArray> slices,
long[] shape,
long[] stride) |
BaseNDArray(List<INDArray> slices,
long[] shape,
long[] stride,
char ordering) |
BaseNDArray(long[] shape) |
BaseNDArray(long[] shape,
long[] stride,
long offset) |
BaseNDArray(long[] shape,
long[] stride,
long offset,
char ordering) |
BaseNDArray(long[] shape,
long[] stride,
long offset,
char ordering,
boolean initialize) |
BaseNDArray(long[] shape,
long offset,
char ordering) |
BaseNDArray(long newRows,
long newColumns) |
BaseNDArray(long newRows,
long newColumns,
char ordering) |
| Modifier and Type | Method and Description |
|---|---|
INDArray |
add(INDArray other)
Element-wise copy addition of two NDArrays
|
INDArray |
add(INDArray other,
INDArray result)
Element-wise copy addition of two NDArrays
|
INDArray |
add(Number n)
Scalar addition (cloning)
|
INDArray |
add(Number n,
INDArray result)
Addition of this ndarray.
|
INDArray |
addColumnVector(INDArray columnVector)
Addition of a column vector (copy)
|
INDArray |
addi(INDArray other)
in place (element wise) addition of two NDArrays
|
INDArray |
addi(INDArray other,
INDArray result)
in place (element wise) addition of two NDArrays
|
INDArray |
addi(Number n)
In place scalar addition
|
INDArray |
addi(Number n,
INDArray result)
In place addition
|
INDArray |
addiColumnVector(INDArray columnVector)
In place addition of a column vector
|
INDArray |
addiRowVector(INDArray rowVector)
In place addition of a row vector
|
INDArray |
addRowVector(INDArray rowVector)
Addition of a row vector (copy)
|
boolean |
all()
This method checks if all elements within this array are non-zero (or true, in case of boolean)
|
INDArray |
amax(int... dimension)
Returns the absolute overall max of this ndarray along given dimensions
|
Number |
amaxNumber()
Returns maximum (absolute) value in this INDArray
|
INDArray |
amean(int... dimension)
Returns the absolute overall mean of this ndarray
|
Number |
ameanNumber()
Returns the absolute overall mean of this ndarray
|
INDArray |
amin(int... dimension)
Returns minimum (absolute) value in this INDArray, along the specified dimensions
|
Number |
aminNumber()
Returns absolute min value in this INDArray
|
boolean |
any()
This method checks if any of the elements within this array are non-zero (or true, in case of boolean)
|
INDArray |
argMax(int... dimension)
This method returns index of highest value along specified dimension(s)
|
protected void |
assertSlice(INDArray put,
long slice) |
INDArray |
assign(boolean value)
Set all entries of the ndarray to the specified value
|
INDArray |
assign(INDArray arr)
Assign all of the elements in the given ndarray to this ndarray
|
INDArray |
assign(Number value)
Set all entries of the ndarray to the specified value
|
INDArray |
assignIf(INDArray arr,
Condition condition)
Assign all elements from given ndarray that are matching given condition,
ndarray to this ndarray
|
protected void |
autoProcessScalarCall() |
INDArray |
broadcast(INDArray result)
Broadcasts this ndarray to be the specified shape
|
INDArray |
broadcast(long... shape)
Broadcasts this ndarray to be the specified shape
|
INDArray |
castTo(DataType dataType)
This method cast elements of this INDArray to new data type
|
protected void |
checkArrangeArray(int[] arr) |
void |
close()
This method releases exclusive off-heap resources uses by this INDArray instance.
|
boolean |
closeable()
This method checks, if this INDArray instalce can use close() method
|
int |
columns()
Number of columns (shape[1]), throws an exception when
called when not 2d
|
INDArray |
cond(Condition condition)
Returns a binary INDArray with value 'true' if the element matches the specified condition and 'false' otherwise
|
protected static DataTypeEx |
convertType(DataType type) |
protected INDArray |
create(DataBuffer buffer) |
protected INDArray |
create(DataBuffer data,
int[] shape,
int[] strides) |
protected INDArray |
create(DataBuffer data,
int[] newShape,
int[] newStrides,
long offset) |
protected INDArray |
create(DataBuffer data,
int[] newShape,
int[] newStrides,
long offset,
char ordering) |
protected INDArray |
create(DataBuffer data,
int[] shape,
long offset) |
protected INDArray |
create(DataBuffer data,
long[] newShape,
long[] newStrides,
long offset,
char ordering) |
protected INDArray |
create(int[] shape) |
protected INDArray |
create(int[] shape,
char ordering) |
protected INDArray |
create(int[] shape,
int[] strides,
long offset) |
protected INDArray |
create(int rows,
int length) |
protected INDArray |
createScalar(double d) |
protected INDArray |
createScalarForIndex(long i,
boolean applyOffset) |
INDArray |
cumsum(int dimension)
Returns the cumulative sum along a dimension.
|
INDArray |
cumsumi(int dimension)
Returns the cumulative sum along a dimension.
|
DataBuffer |
data()
Returns a linear double array representation of this ndarray
|
DataType |
dataType()
This method returns dtype for this INDArray
|
INDArray |
detach()
This metod detaches INDArray from Workspace, returning copy.
|
INDArray |
dimShuffle(Object[] rearrange,
int[] newOrder,
boolean[] broadCastable)
Dimshuffle: an extension of permute that adds the ability
to broadcast various dimensions.
|
INDArray |
dimShuffle(Object[] rearrange,
long[] newOrder,
boolean[] broadCastable)
Dimshuffle: an extension of permute that adds the ability
to broadcast various dimensions.
|
double |
distance1(INDArray other)
Returns the (1-norm) distance.
|
double |
distance2(INDArray other)
Returns the (euclidean) distance.
|
INDArray |
div(INDArray other)
Copy (element wise) division of two NDArrays
|
INDArray |
div(INDArray other,
INDArray result)
copy (element wise) division of two NDArrays
|
INDArray |
div(Number n)
Division by a number
|
INDArray |
div(Number n,
INDArray result)
Division if ndarray by number
|
INDArray |
divColumnVector(INDArray columnVector)
Division of a column vector (copy)
|
INDArray |
divi(INDArray other)
in place (element wise) division of two NDArrays
|
INDArray |
divi(INDArray other,
INDArray result)
in place (element wise) division of two NDArrays
|
INDArray |
divi(Number n)
In place scalar division
|
INDArray |
divi(Number n,
INDArray result)
In place division of this ndarray
|
INDArray |
diviColumnVector(INDArray columnVector)
In place division of a column vector
|
INDArray |
diviRowVector(INDArray rowVector)
In place division of a row vector
|
INDArray |
divRowVector(INDArray rowVector)
Division of a row vector (copy)
|
protected INDArray |
doColumnWise(INDArray columnVector,
char operation)
Do a row wise op (a,s,m,d)
a : add
s : subtract
m : multiply
d : divide
h : reverse subtraction
t : reverse division
|
protected int[] |
doPermuteSwap(DataBuffer shape,
int[] rearrange) |
protected int[] |
doPermuteSwap(IntBuffer shape,
int[] rearrange) |
protected long[] |
doPermuteSwap(LongBuffer shape,
int[] rearrange) |
protected INDArray |
doRowWise(INDArray rowVector,
char operation)
Do a row wise op (a,s,m,d)
a : add
s : subtract
m : multiply
d : divide
h : reverse subtraction
t : reverse division
|
INDArray |
dup()
Returns a copy of this ndarray
|
INDArray |
dup(char order)
Returns a copy of this ndarray, where the returned ndarray has the specified order
|
Object |
element()
Returns a scalar (individual element)
of a scalar ndarray
|
int |
elementWiseStride()
Element wise stride
|
INDArray |
entropy(int... dimension)
Returns entropy value for this INDArray along specified dimension(s)
|
Number |
entropyNumber()
Returns entropy value for this INDArray
|
INDArray |
eps(INDArray other)
Returns the binary ndarray for "Epsilon equals" comparison.
|
INDArray |
eps(Number other)
Returns the binary ndarray for "Epsilon equals" comparison.
|
INDArray |
eq(INDArray other)
Returns the binary ndarray for "Equals" comparison.
|
INDArray |
eq(Number other)
Returns the binary ndarray for "Equals" comparison.
|
boolean |
equals(Object o)
Compare two matrices.
|
boolean |
equalShapes(INDArray other)
This method checks 2 INDArrays for equal shapes.
Shapes are considered equal if: (a) Both arrays have equal rank, and (b) size(0)...size(rank()-1) are equal for both arrays |
boolean |
equalsWithEps(Object o,
double eps)
This method allows you to compare INDArray against other INDArray, with variable eps
|
int[] |
flags() |
INDArray |
fmod(INDArray denominator)
remainder of division
|
INDArray |
fmod(INDArray denominator,
INDArray result)
remainder of division
|
INDArray |
fmod(Number denominator) |
INDArray |
fmod(Number denominator,
INDArray result) |
INDArray |
fmodi(INDArray denominator)
In place fmod
|
INDArray |
fmodi(Number denominator)
In place fmod
|
INDArray |
get(INDArray indices)
Get the elements from this ndarray based on the specified indices
|
INDArray |
get(INDArrayIndex... indexes)
Returns a subset of this array based on the specified indexes
|
INDArray |
getColumn(long c)
Get the specified column
|
INDArray |
getColumn(long c,
boolean keepDim)
Returns the specified column.
|
INDArray |
getColumns(int... cindices)
Get an INDArray comprised of the specified columns only.
|
double |
getDouble(int... indices)
Returns the elements at the specified indices
|
double |
getDouble(long... indices) |
double |
getDouble(long i)
Get the double value at the specified linear index in the array
|
double |
getDouble(long i,
long j)
Get the double value at the specified indices.
|
double |
getDoubleUnsafe(long offset)
Get a double at the given linear offset unsafe, without checks.
|
float |
getFloat(int... indices)
Returns the elements at the specified indices
|
float |
getFloat(long... indices) |
float |
getFloat(long i)
Return the item at the linear index i
|
float |
getFloat(long i,
long j)
Return the item at row i column j
Note that this is the same as calling getScalar(new int[]{i,j}
|
SparseFormat |
getFormat()
Return the sparse format (i.e COO, CSR, ...)
|
int |
getInt(int... indices)
Returns the elements at the specified indices
|
int |
getLeadingOnes()
Get the number of leading ones in the array shape.
|
long |
getLong(long... indices) |
long |
getLong(long index) |
Number |
getNumber(long... idx) |
Number |
getNumber(long i) |
protected double |
getPercentile(Number quantile,
INDArray sorted) |
INDArray |
getRow(long r)
Get a copy of a row.
|
INDArray |
getRow(long r,
boolean keepDim)
Returns the specified row.
|
INDArray |
getRows(int[] rindices)
Get an INDArray comprised of the specified rows only.
|
INDArray |
getScalar(int[] indexes)
Fetch a particular number on a multi dimensional scale.
|
INDArray |
getScalar(long... indexes) |
INDArray |
getScalar(long i)
Returns the element at the specified index
|
INDArray |
getScalar(long row,
long column)
Returns the element at the specified row/column
|
protected int[] |
getStrides(int[] shape,
char ordering) |
String |
getString(long index)
Get string value at given index.
|
int |
getTrailingOnes()
Get the number of trailing ones in the array shape.
|
DataBuffer |
getVectorCoordinates()
Return a array of non-major pointers
i.e.
|
INDArray |
getWhere(INDArray comp,
Condition condition)
Boolean indexing:
Return the element if it fulfills the condition in
result array
|
INDArray |
getWhere(Number comp,
Condition condition)
Boolean indexing:
Return the element if it fulfills the condition in
result array
|
INDArray |
gt(INDArray other)
Returns the binary ndarray for "Greater Than" comparison.
|
INDArray |
gt(Number other)
Returns the binary ndarray for "Greater" comparison.
|
INDArray |
gte(Number other)
Returns binary ndarray for "Greter or equals" comparison.
|
int |
hashCode() |
int[] |
hiddenDimensions() |
protected void |
init(int[] shape,
int[] stride) |
protected void |
init(long[] shape,
long[] stride) |
protected static DataBuffer |
internalCreateBuffer(double[] data) |
protected static DataBuffer |
internalCreateBuffer(double[] data,
long offset) |
protected static DataBuffer |
internalCreateBuffer(float[] data) |
protected static DataBuffer |
internalCreateBuffer(float[] data,
long offset) |
protected static DataBuffer |
internalCreateBuffer(int[] data) |
boolean |
isAttached()
This method returns True, if this INDArray instance is attached to some Workspace.
|
boolean |
isB()
This method checks if this INDArray instance has boolean type
|
boolean |
isColumnVector()
Checks whether the matrix is a column vector.
|
boolean |
isColumnVectorOrScalar()
Returns true if the number of columns is 1
|
boolean |
isCompressed()
Check if this array is compressed.
|
boolean |
isEmpty()
This method returns true if this INDArray is special case: no-value INDArray
|
INDArray |
isInfinite()
Returns the binary NDArray with value true where this array's entries are infinite, or false where they
are not infinite
|
boolean |
isInScope()
This method checks, if given attached INDArray is still in scope of its parent Workspace
|
boolean |
isMatrix()
Returns true if this ndarray is 2d
|
INDArray |
isNaN()
Returns the binary NDArray with value true where this array's entries are NaN, or false where they
are not infinite
|
boolean |
isR()
This method checks if this INDArray instance is one of Real types
|
boolean |
isRowVector()
Checks whether the matrix is a row vector.
|
boolean |
isRowVectorOrScalar()
Returns true if the number of rows is 1
|
boolean |
isS()
This method checks if this INDArray instance has String type
|
boolean |
isScalar()
Test whether a matrix is scalar.
|
boolean |
isSparse()
Check if this array is sparse
|
boolean |
isSquare()
Returns whether the matrix
has the same rows and columns
|
boolean |
isValid()
Deprecated.
|
boolean |
isVector()
Checks whether the matrix is a vector.
|
boolean |
isVectorOrScalar()
Returns true if this ndarray is a vector or scalar
|
boolean |
isView()
Check if this array is a view or not.
|
boolean |
isZ()
This method checks if this INDArray instance is one of integer types
|
Iterator<Object> |
iterator() |
long |
length()
Returns the total number of elements in the ndarray
|
INDArray |
leverage()
This method detaches INDArray from current Workspace, and attaches it to Workspace above, if any.
|
INDArray |
leverageOrDetach(String id)
This method detaches INDArray from current Workspace, and attaches it to Workspace with a given Id, if a workspace
with the given ID is open and active.
|
INDArray |
leverageTo(String id)
This method detaches INDArray from current Workspace, and attaches it to Workspace with a given Id
PLEASE NOTE: If this INDArray instance is NOT attached - it will be returned unmodified.
|
INDArray |
leverageTo(String id,
boolean enforceExistence)
This method detaches INDArray from current Workspace, and attaches it to Workspace with a given Id.
|
INDArray |
like()
This method returns empty array with the same dtype/order/shape as this one
|
long |
linearIndex(long i)
Deprecated.
|
INDArray |
logEntropy(int... dimension)
Returns log entropy value for this INDArray along specified dimension(s)
|
Number |
logEntropyNumber()
Returns log entropy value for this INDArray
|
INDArray |
lt(INDArray other)
Returns the binary ndarray for "Less" comparison.
|
INDArray |
lt(Number other)
Returns the binary ndarray for "Less" comparison.
|
INDArray |
lte(Number other)
Returns the binary ndarray for "Less or equals" comparison.
|
void |
markAsCompressed(boolean reallyCompressed)
This method marks INDArray instance as compressed
PLEASE NOTE: Do not use this method unless you 100% have to
|
INDArray |
match(INDArray comp,
Condition condition)
Return a mask on whether each element matches the given condition
|
INDArray |
match(Number comp,
Condition condition)
Returns a mask
|
INDArray |
max(boolean keepDims,
int... dimension)
Returns the overall max of this ndarray along given dimensions
|
INDArray |
max(int... dimension)
Returns the overall max of this ndarray along given dimensions
|
Number |
maxNumber()
Returns maximum value in this INDArray
|
INDArray |
mean(boolean keepDims,
int... dimension)
Returns the overall mean of this ndarray
|
INDArray |
mean(INDArray result,
boolean keepDims,
int... dimension)
Returns the overall mean of this ndarray
|
INDArray |
mean(INDArray result,
int... dimension)
Returns the overall mean of this ndarray
|
INDArray |
mean(int... dimension)
Returns the overall mean of this ndarray
|
Number |
meanNumber()
Returns the overall mean of this ndarray
|
INDArray |
median(int... dimension)
This method returns median along given dimension(s)
|
Number |
medianNumber()
This method returns median value for this INDArray
|
INDArray |
migrate()
This method pulls this INDArray into current Workspace.
|
INDArray |
migrate(boolean detachOnNoWs)
This method pulls this INDArray into current Workspace, or optionally detaches if no workspace is present.
That is: If current workspace is present/active, INDArray is migrated to it. If no current workspace is present/active, one of two things occur: 1. |
INDArray |
min(boolean keepDims,
int... dimension)
Returns the overall min of this ndarray
|
INDArray |
min(int... dimension)
Returns the overall min of this ndarray
|
Number |
minNumber()
Returns min value in this INDArray
|
INDArray |
mmul(INDArray other)
Perform a copy matrix multiplication
|
INDArray |
mmul(INDArray other,
INDArray result)
Perform an copy matrix multiplication
|
INDArray |
mmul(INDArray other,
INDArray result,
MMulTranspose mMulTranspose)
Perform an copy matrix multiplication
|
INDArray |
mmul(INDArray other,
MMulTranspose mMulTranspose)
Perform a copy matrix multiplication
|
INDArray |
mmuli(INDArray other)
Perform an inplace matrix multiplication
|
INDArray |
mmuli(INDArray other,
INDArray result)
Perform an inplace matrix multiplication
|
INDArray |
mmuli(INDArray other,
INDArray result,
MMulTranspose transpose)
Perform an in place matrix multiplication
|
INDArray |
mmuli(INDArray other,
MMulTranspose transpose)
Perform an copy matrix multiplication
|
INDArray |
mul(INDArray other)
copy (element wise) multiplication of two NDArrays
|
INDArray |
mul(INDArray other,
INDArray result)
copy (element wise) multiplication of two NDArrays
|
INDArray |
mul(Number n)
Scalar multiplication (copy)
|
INDArray |
mul(Number n,
INDArray result)
Multiplication of ndarray.
|
INDArray |
mulColumnVector(INDArray columnVector)
Multiplication of a column vector (copy)
|
INDArray |
muli(INDArray other)
in place (element wise) multiplication of two NDArrays
|
INDArray |
muli(INDArray other,
INDArray result)
in place (element wise) multiplication of two NDArrays
|
INDArray |
muli(Number n)
In place scalar multiplication
|
INDArray |
muli(Number n,
INDArray result)
In place multiplication of this ndarray
|
INDArray |
muliColumnVector(INDArray columnVector)
In place multiplication of a column vector
|
INDArray |
muliRowVector(INDArray rowVector)
In place multiplication of a row vector
|
INDArray |
mulRowVector(INDArray rowVector)
Multiplication of a row vector (copy)
|
INDArray |
neg()
Returns the ndarray negative (cloned)
|
INDArray |
negi()
In place setting of the negative version of this ndarray
|
INDArray |
neq(INDArray other)
Returns the binary ndarray for "Not equals" comparison.
|
INDArray |
neq(Number other)
Returns the binary ndarray for "Not equals" comparison.
|
protected INDArray |
newShape(long[] newShape,
char ordering) |
int |
nnz()
Return the number of non-null element
|
boolean |
none()
This method checks if any of the elements within this array are non-zero (or true, in case of boolean)
|
INDArray |
norm1(boolean keepDims,
int... dimension)
Returns the norm1 (L1 norm, i.e., sum of absolute values; also known as Taxicab or Manhattan norm) along the
specified dimension
|
INDArray |
norm1(int... dimension)
Returns the norm1 (L1 norm, i.e., sum of absolute values; also known as Taxicab or Manhattan norm) along the
specified dimension
|
Number |
norm1Number()
Calculate and return norm1 (L1 norm, i.e., sum of absolute values; also known as Taxicab or Manhattan norm) for
the entire array
|
INDArray |
norm2(boolean keepDims,
int... dimension)
Returns the norm2 (L2 norm, sqrt(sum(x_i^2), also known as Euclidean norm) along the specified dimension(s)
|
INDArray |
norm2(int... dimension)
Returns the norm2 (L2 norm, sqrt(sum(x_i^2), also known as Euclidean norm) along the specified dimension(s)
|
Number |
norm2Number()
Return the norm2 (L2 norm, sqrt(sum(x_i^2), also known as Euclidean norm) for the entire array
|
INDArray |
normmax(boolean keepDims,
int... dimension)
Returns the max norm (aka infinity norm, equal to the maximum absolute value) along the specified dimension(s)
|
INDArray |
normmax(int... dimension)
Returns the max norm (aka infinity norm, equal to the maximum absolute value) along the specified dimension(s)
|
Number |
normmaxNumber()
Return the max norm (aka infinity norm, equal to the maximum absolute value) for the entire array
|
long |
offset()
Returns the start of where the ndarray is
for the underlying data
|
char |
ordering()
Return the ordering (fortran or c 'f' and 'c' respectively) of this ndarray
|
long |
originalOffset()
Returns the start of where the ndarray is for the original data buffer
|
INDArray |
percentile(Number quantile,
int... dimension)
This method returns median along given dimension(s)
|
Number |
percentileNumber(Number quantile)
This method returns percentile value for this INDArray
|
INDArray |
permute(int... rearrange)
See: http://www.mathworks.com/help/matlab/ref/permute.html
|
INDArray |
permutei(int... rearrange)
An in-place version of permute.
|
INDArray |
prod(boolean keepDims,
int... dimension)
Returns the product along a given dimension
|
INDArray |
prod(int... dimension)
Returns the product along a given dimension
|
Number |
prodNumber()
Calculate the product of all values in the array
|
INDArray |
put(INDArray indices,
INDArray element)
Put element in to the indices denoted by
the indices ndarray.
|
INDArray |
put(INDArrayIndex[] indices,
INDArray element)
Put the elements of the ndarray in to the specified indices
|
INDArray |
put(INDArrayIndex[] indices,
Number element)
Put the elements of the ndarray in to the specified indices
|
INDArray |
put(int[] indices,
INDArray element)
Inserts the element at the specified index
|
INDArray |
put(int i,
INDArray element)
Inserts the element at the specified index
|
INDArray |
put(int i,
int j,
INDArray element)
Inserts the element at the specified index
|
INDArray |
put(int i,
int j,
Number element)
Inserts the element at the specified index
|
INDArray |
putColumn(int column,
INDArray toPut)
Insert a column in to this array
Will throw an exception if this ndarray is not a matrix
|
INDArray |
putiColumnVector(INDArray columnVector)
In place assignment of a column vector
|
INDArray |
putiRowVector(INDArray rowVector)
in place assignment of row vector, to each row of this array
|
INDArray |
putRow(long row,
INDArray toPut)
Insert a row in to this array
Will throw an exception if this ndarray is not a matrix
|
INDArray |
putScalar(int[] indexes,
double value)
Insert the item at the specified indices
|
INDArray |
putScalar(int[] indexes,
float value)
Put the specified float value at the specified indices in this array
|
INDArray |
putScalar(int[] indexes,
int value)
Put the specified integer value at the specified indices in this array
|
INDArray |
putScalar(long[] indexes,
double value)
|
INDArray |
putScalar(long[] indexes,
float value)
|
INDArray |
putScalar(long[] indexes,
int value)
|
INDArray |
putScalar(long i,
double value)
Insert the number linearly in to the ndarray
|
INDArray |
putScalar(long i,
float value)
Insert a scalar float at the specified index
|
INDArray |
putScalar(long i,
int value)
Insert a scalar int at the specified index
|
INDArray |
putScalar(long row,
long col,
double value)
Insert the value at the specified indices, in a 2d (rank 2) NDArray
Equivalent to INDArray.putScalar(int[], double) but avoids int[] creation |
INDArray |
putScalar(long dim0,
long dim1,
long dim2,
double value)
Insert the value at the specified indices, in a 3d (rank 3) NDArray
Equivalent to INDArray.putScalar(int[], double) but avoids int[] creation |
INDArray |
putScalar(long dim0,
long dim1,
long dim2,
long dim3,
double value)
Insert the value at the specified indices, in a 4d (rank 4) NDArray
Equivalent to INDArray.putScalar(int[], double) but avoids int[] creation |
INDArray |
putScalarUnsafe(long offset,
double value)
Insert a scalar at the given linear offset
|
INDArray |
putSlice(int slice,
INDArray put)
Assigns the given matrix (put) to the specified slice
|
INDArray |
putWhere(INDArray comp,
INDArray put,
Condition condition)
Assign the element according to the comparison array
|
INDArray |
putWhere(Number comp,
INDArray put,
Condition condition)
Assign the element according to the comparison array
|
INDArray |
putWhere(Number comp,
Number put,
Condition condition)
Assign the element according to the comparison array
|
INDArray |
putWhereWithMask(INDArray mask,
INDArray put)
Use a pre computed mask for assigning arrays
|
INDArray |
putWhereWithMask(INDArray mask,
Number put)
Use a pre computed mask for assigning arrays
|
int |
rank()
Returns the rank of the ndarray (the number of dimensions).
|
INDArray |
ravel()
Flattens the array for linear indexing
|
INDArray |
ravel(char ordering)
Flattens the array for linear indexing
|
INDArray |
rdiv(INDArray other)
Reverse division, elements wise.
|
INDArray |
rdiv(INDArray other,
INDArray result)
Reverse division
|
INDArray |
rdiv(Number n)
Reverse division with a scalar - i.e., (n / thisArrayValues)
|
INDArray |
rdiv(Number n,
INDArray result)
Reverse division (number / ndarray)
|
INDArray |
rdivColumnVector(INDArray columnVector)
Reverse division of a column vector (copy)
|
INDArray |
rdivi(INDArray other)
Reverse divsion (in place).
|
INDArray |
rdivi(INDArray other,
INDArray result)
Reverse division (in-place)
|
INDArray |
rdivi(Number n)
In place reverse division - i.e., (n / thisArrayValues)
|
INDArray |
rdivi(Number n,
INDArray result)
Reverse in place division
|
INDArray |
rdiviColumnVector(INDArray columnVector)
In place reverse divison of a column vector
|
INDArray |
rdiviRowVector(INDArray rowVector)
In place reverse division of a column vector
|
INDArray |
rdivRowVector(INDArray rowVector)
Reverse division of a column vector (copy)
|
protected void |
read(ObjectInputStream s) |
INDArray |
remainder(INDArray denominator)
Remainder operator
|
INDArray |
remainder(INDArray denominator,
INDArray result)
Remainder operator
|
INDArray |
remainder(Number denominator)
The scalar denominator
|
INDArray |
remainder(Number denominator,
INDArray result) |
INDArray |
remainderi(INDArray denominator)
In place remainder
|
INDArray |
remainderi(Number denominator)
In place remainder
|
INDArray |
repeat(int dimension,
long... repeats)
Repeat elements along a specified dimension.
|
INDArray |
replaceWhere(INDArray arr,
Condition condition)
Replaces all elements in this ndarray that are matching give condition, with corresponding elements from given array
|
INDArray |
repmat(int[] shape)
Replicate and tile array to fill out to the given shape
See:
https://github.com/numpy/numpy/blob/master/numpy/matlib.py#L310-L358
|
INDArray |
reshape(char order,
boolean enforceView,
long... newShape)
Reshapes the ndarray (note: it's not possible to change the length of the ndarray).
|
INDArray |
reshape(char order,
int... newShape)
Reshapes the ndarray (can't change the length of the ndarray).
|
INDArray |
reshape(char order,
int rows,
int columns)
Reshapes the ndarray (can't change the length of the ndarray).
|
INDArray |
reshape(char order,
long... newShape)
Reshapes the ndarray (can't change the length of the ndarray).
|
INDArray |
reshape(int[] shape)
Reshape the ndarray in to the specified dimensions,
possible errors being thrown for invalid shapes
Note here that one dimension can be -1.
|
INDArray |
reshape(long... shape)
Reshapes the ndarray (can't change the length of the ndarray).
|
INDArray |
reshape(long newRows,
long newColumns)
Reshape the matrix.
|
int |
rows()
Returns the number of rows
in the array (only 2d) throws an exception when
called when not 2d
|
INDArray |
rsub(INDArray other)
Element-wise reverse subtraction (copy op).
|
INDArray |
rsub(INDArray other,
INDArray result)
Reverse subtraction
|
INDArray |
rsub(Number n)
Reverse subtraction with duplicates - i.e., (n - thisArrayValues)
|
INDArray |
rsub(Number n,
INDArray result)
Reverse subtraction
|
INDArray |
rsubColumnVector(INDArray columnVector)
Reverse subtraction of a column vector (copy)
|
INDArray |
rsubi(INDArray other)
Element-wise reverse subtraction (in the place op) - i.e., other - this
|
INDArray |
rsubi(INDArray other,
INDArray result)
Reverse subtraction (in-place)
|
INDArray |
rsubi(Number n)
Reverse subtraction in place - i.e., (n - thisArrayValues)
|
INDArray |
rsubi(Number n,
INDArray result)
Reverse in place subtraction
|
INDArray |
rsubiColumnVector(INDArray columnVector)
In place reverse subtraction of a column vector
|
INDArray |
rsubiRowVector(INDArray rowVector)
In place reverse subtraction of a row vector
|
INDArray |
rsubRowVector(INDArray rowVector)
Reverse subtraction of a row vector (copy)
|
Number |
scan(Condition condition)
This method takes boolean condition, and returns number of elements matching this condition
|
void |
setData(DataBuffer data) |
void |
setOrder(char order)
Set the ordering
|
void |
setShapeAndStride(int[] shape,
int[] stride)
Shape and stride setter
|
INDArray |
shannonEntropy(int... dimension)
Returns Shannon entropy value for this INDArray along specified dimension(s)
|
Number |
shannonEntropyNumber()
Returns non-normalized Shannon entropy value for this INDArray
|
long[] |
shape()
Returns the shape(dimensions) of this array
|
LongBuffer |
shapeInfo()
Shape info
|
DataBuffer |
shapeInfoDataBuffer()
Shape info
|
long[] |
shapeInfoJava()
This method returns shapeInformation as jvm long array
|
String |
shapeInfoToString()
Returns the shape information debugging information
|
protected DataBuffer |
shapeOf() |
long |
size(int dimension)
Returns the size of this array
along a particular dimension
|
INDArray |
slice(long slice)
Returns the specified slice of this matrix.
|
INDArray |
slice(long slice,
int dimension)
Returns the slice of this from the specified dimension
|
long |
slices()
Number of slices: aka shape[0]
|
void |
sliceVectors(List<INDArray> list)
Flattens the array for linear indexing in list.
|
DataBuffer |
sparseInfoDataBuffer()
Sparse info
|
int[] |
sparseOffsets() |
double |
squaredDistance(INDArray other)
Returns the square of the Euclidean distance.
|
INDArray |
std(boolean biasCorrected,
boolean keepDims,
int... dimension)
Standard deviation of an ndarray along a dimension
|
INDArray |
std(boolean biasCorrected,
int... dimension)
Standard deviation of an ndarray along a dimension
|
INDArray |
std(int... dimension)
Standard deviation of an INDArray along one or more dimensions
|
Number |
stdNumber()
Calculate the standard deviation for the entire array
|
Number |
stdNumber(boolean biasCorrected)
Calculate the standard deviation for the entire array, specifying whether it is bias corrected or not
|
long[] |
stride()
Returns the stride(indices along the linear index for which each slice is accessed) of this array
|
int |
stride(int dimension)
Calculate the stride along a particular dimension
|
protected DataBuffer |
strideOf() |
protected int |
stringBuffer(com.google.flatbuffers.FlatBufferBuilder builder,
DataBuffer buffer) |
INDArray |
sub(INDArray other)
copy subtraction of two NDArrays
|
INDArray |
sub(INDArray other,
INDArray result)
copy subtraction of two NDArrays
|
INDArray |
sub(Number n)
Scalar subtraction (copied)
|
INDArray |
sub(Number n,
INDArray result)
Subtraction of this ndarray
|
INDArray |
subColumnVector(INDArray columnVector)
Subtraction of a column vector (copy)
|
INDArray |
subi(INDArray other)
in place (element wise) subtraction of two NDArrays
|
INDArray |
subi(INDArray other,
INDArray result)
in place subtraction of two matrices
|
INDArray |
subi(Number n)
In place scalar subtraction
|
INDArray |
subi(Number n,
INDArray result)
In place subtraction of this ndarray
|
INDArray |
subiColumnVector(INDArray columnVector)
In place subtraction of a column vector
|
INDArray |
subiRowVector(INDArray rowVector)
In place subtraction of a row vector
|
INDArray |
subRowVector(INDArray rowVector)
Subtraction of a row vector (copy)
|
INDArray |
sum(boolean keepDim,
int... dimension)
Returns the sum along the last dimension of this ndarray
|
INDArray |
sum(INDArray result,
boolean keepDims,
int... dimension)
Returns the sum along the last dimension of this ndarray
|
INDArray |
sum(INDArray result,
int... dimension)
Returns the sum along the last dimension of this ndarray
|
INDArray |
sum(int... dimension)
Returns the sum along the last dimension of this ndarray
|
Number |
sumNumber()
Sum the entire array
|
INDArray |
swapAxes(int dimension,
int with)
Mainly here for people coming from numpy.
|
INDArray |
tensorAlongDimension(long index,
int... dimension)
Get the vector along a particular dimension
|
long |
tensorsAlongDimension(int... dimension)
Returns the number of possible vectors for a given dimension
|
INDArray |
toDense()
Return a dense representation of the sparse ndarray
|
double[][] |
toDoubleMatrix()
Convert this ndarray to a 2d double matrix.
|
double[] |
toDoubleVector()
Convert this ndarray to a 1d double matrix.
|
int |
toFlatArray(com.google.flatbuffers.FlatBufferBuilder builder)
Add an
INDArray
to flatbuffers builder |
float[][] |
toFloatMatrix()
Convert this ndarray to a 2d float matrix.
|
float[] |
toFloatVector()
Convert this ndarray to a 1d float vector.
|
int[][] |
toIntMatrix()
Convert this ndarray to a 2d int matrix.
|
int[] |
toIntVector()
Convert this ndarray to a 1d int matrix.
|
long[][] |
toLongMatrix()
Convert this ndarray to a 2d int matrix.
|
long[] |
toLongVector()
Convert this ndarray to a 1d long matrix.
|
String |
toString()
Generate string representation of the matrix.
|
String |
toString(long maxElements,
boolean forceSummarize,
int precision)
Get a string representation of the array
|
String |
toString(NDArrayStrings options)
Get a string representation of the array with configurable formatting
|
String |
toStringFull()
ToString with unlimited elements and precision
|
INDArray |
transpose()
Return transposed copy of this matrix.
|
INDArray |
transposei()
Return transposed version of this matrix.
|
INDArray |
ulike()
This method returns uninitialized array with the same dtype/order/shape as this one
|
int |
underlyingRank() |
protected void |
validateNumericalArray(String opName,
boolean allowEmpty)
Validate that the operation is being applied on a numerical array (not boolean or utf8).
|
INDArray |
var(boolean biasCorrected,
int... dimension)
Returns the overall variance of this ndarray
|
INDArray |
var(int... dimension)
Returns the overall variance of this ndarray
|
Number |
varNumber()
Returns the overall variance of all values in this INDArray
|
INDArray |
vectorAlongDimension(int index,
int dimension)
Get the vector along a particular dimension
|
long |
vectorsAlongDimension(int dimension)
Returns the number of possible vectors for a given dimension
|
boolean |
wasClosed()
This method checks if array or its buffer was closed before
|
protected void |
write(ObjectOutputStream out) |
clone, finalize, getClass, notify, notifyAll, wait, wait, waitshapeDescriptor, unsafeDuplication, unsafeDuplicationforEach, spliteratorprotected transient volatile DataBuffer shapeInformation
protected transient volatile DataBuffer data
protected transient boolean compressed
protected transient boolean released
protected transient JvmShapeInfo jvmShapeInfo
public BaseNDArray()
public BaseNDArray(DataBuffer buffer)
buffer - public BaseNDArray(DataBuffer buffer, int[] shape, int[] stride, long offset, char ordering)
buffer - shape - stride - offset - ordering - public BaseNDArray(DataBuffer buffer, long[] shape, long[] stride, long offset, char ordering)
public BaseNDArray(DataBuffer buffer, long[] shape, long[] stride, long offset, long ews, char ordering)
public BaseNDArray(DataBuffer buffer, long[] shape, long[] stride, long offset, char ordering, DataType dataType)
public BaseNDArray(DataBuffer buffer, long[] shape, long[] stride, long offset, long ews, char ordering, DataType dataType)
public BaseNDArray(DataBuffer buffer, long[] shape, long[] stride, char ordering, DataType type)
public BaseNDArray(DataBuffer buffer, long[] shape, long[] stride, char ordering, DataType type, MemoryWorkspace workspace)
public BaseNDArray(DataBuffer buffer, DataType dataType, long[] shape, long[] stride, long offset, char ordering)
public BaseNDArray(double[][] data)
data - public BaseNDArray(double[][] data,
char ordering)
data - ordering - public BaseNDArray(int[] shape,
DataBuffer buffer)
shape - the shapebuffer - the bufferpublic BaseNDArray(float[] data,
int[] shape,
char ordering)
data - the data to useshape - the shape of the ndarraypublic BaseNDArray(float[] data,
int[] shape,
long offset,
char ordering)
data - the data to useshape - the shape of the ndarrayoffset - the desired offsetordering - the ordering of the ndarraypublic BaseNDArray(double[] data,
long[] shape,
long offset,
char ordering)
public BaseNDArray(float[] data,
long[] shape,
long offset,
char ordering)
public BaseNDArray(int[] shape,
int[] stride,
long offset,
char ordering)
shape - the shape of the ndarraystride - the stride of the ndarrayoffset - the desired offsetordering - the ordering of the ndarraypublic BaseNDArray(long[] shape,
long[] stride,
long offset,
char ordering)
public BaseNDArray(int[] shape,
int[] stride,
long offset,
char ordering,
boolean initialize)
shape - the shape of the ndarraystride - the stride of the ndarrayoffset - the desired offsetordering - the ordering of the ndarrayinitialize - Whether to initialize the INDArray. If true: initialize. If false: don't.public BaseNDArray(long[] shape,
long[] stride,
long offset,
char ordering,
boolean initialize)
public BaseNDArray(DataType type, long[] shape, long[] stride, long offset, char ordering, boolean initialize)
public BaseNDArray(DataType type, long[] shape, long[] stride, long offset, char ordering, boolean initialize, MemoryWorkspace workspace)
public BaseNDArray(int[] shape,
int[] stride,
char ordering)
shape - the shape of the ndarraystride - the stride of the ndarrayordering - the ordering of the ndarraypublic BaseNDArray(int[] shape,
long offset,
char ordering)
shape - offset - ordering - public BaseNDArray(long[] shape,
long offset,
char ordering)
public BaseNDArray(int[] shape)
shape - public BaseNDArray(long[] shape)
public BaseNDArray(int newRows,
int newColumns,
char ordering)
newRows - the number of rows (n) of the new matrix.newColumns - the number of columns (m) of the new matrix.public BaseNDArray(long newRows,
long newColumns,
char ordering)
public BaseNDArray(List<INDArray> slices, int[] shape, char ordering)
slices - the slices to mergeshape - the shape of the ndarraypublic BaseNDArray(List<INDArray> slices, int[] shape, int[] stride, char ordering)
slices - the slices to mergeshape - the shape of the ndarraypublic BaseNDArray(float[] data,
int[] shape,
int[] stride,
char ordering)
data - shape - stride - ordering - public BaseNDArray(float[] data,
int[] shape,
int[] stride,
long offset,
char ordering)
data - shape - stride - offset - ordering - public BaseNDArray(float[] data,
long[] shape,
long[] stride,
long offset,
char ordering)
public BaseNDArray(double[] data,
long[] shape,
long[] stride,
long offset,
char ordering)
public BaseNDArray(DataBuffer data, int[] shape, int[] stride, long offset)
data - shape - stride - offset - public BaseNDArray(int[] data,
int[] shape,
int[] strides)
data - shape - strides - public BaseNDArray(DataBuffer data, int[] shape)
data - shape - public BaseNDArray(DataBuffer data, long[] shape)
public BaseNDArray(DataBuffer buffer, int[] shape, long offset)
buffer - shape - offset - public BaseNDArray(DataBuffer buffer, int[] shape, char ordering)
buffer - shape - ordering - public BaseNDArray(DataBuffer buffer, long[] shape, char ordering)
public BaseNDArray(double[] data,
int[] shape,
char ordering)
data - shape - ordering - public BaseNDArray(double[] data,
long[] shape,
char ordering)
public BaseNDArray(float[] data,
long[] shape,
char ordering)
public BaseNDArray(double[] data,
int[] shape,
int[] stride,
long offset,
char ordering)
data - shape - stride - offset - ordering - public BaseNDArray(float[] data,
char order)
data - order - public BaseNDArray(DataBuffer floatBuffer, char order)
floatBuffer - order - public BaseNDArray(DataBuffer buffer, int[] shape, int[] strides)
buffer - shape - strides - public BaseNDArray(float[] data,
int[] shape)
data - the data to useshape - the shape of the ndarraypublic BaseNDArray(float[] data,
int[] shape,
long offset)
data - shape - offset - public BaseNDArray(int[] shape,
int[] stride,
long offset)
shape - the shape of the ndarraystride - the stride of the ndarrayoffset - the desired offsetpublic BaseNDArray(long[] shape,
long[] stride,
long offset)
public BaseNDArray(int[] shape,
int[] stride)
shape - the shape of the ndarraystride - the stride of the ndarraypublic BaseNDArray(int[] shape,
long offset)
shape - offset - public BaseNDArray(int[] shape,
char ordering)
shape - ordering - public BaseNDArray(int newRows,
int newColumns)
newRows - the number of rows (n) of the new matrix.newColumns - the number of columns (m) of the new matrix.public BaseNDArray(long newRows,
long newColumns)
public BaseNDArray(List<INDArray> slices, int[] shape)
slices - the slices to mergeshape - the shape of the ndarraypublic BaseNDArray(List<INDArray> slices, int[] shape, int[] stride)
slices - the slices to mergeshape - the shape of the ndarraypublic BaseNDArray(float[] data,
int[] shape,
int[] stride)
data - shape - stride - public BaseNDArray(float[] data,
int[] shape,
int[] stride,
long offset)
data - shape - stride - offset - public BaseNDArray(double[] data,
long[] shape,
long[] stride,
long offset)
public BaseNDArray(float[] data,
long[] shape,
long[] stride,
long offset)
public BaseNDArray(float[] data)
data - public BaseNDArray(float[][] data)
data - public BaseNDArray(float[][] data,
char ordering)
data - ordering - public BaseNDArray(DataBuffer buffer, int[] shape, long offset, char ordering)
buffer - shape - offset - ordering - public BaseNDArray(double[] data,
int[] shape,
int[] stride,
long offset)
public boolean isCompressed()
INDArrayisCompressed in interface INDArraypublic void markAsCompressed(boolean reallyCompressed)
INDArraymarkAsCompressed in interface INDArrayreallyCompressed - new value for compressed.protected static DataBuffer internalCreateBuffer(float[] data)
protected static DataBuffer internalCreateBuffer(double[] data)
protected static DataBuffer internalCreateBuffer(int[] data)
protected static DataBuffer internalCreateBuffer(float[] data, long offset)
protected static DataBuffer internalCreateBuffer(double[] data, long offset)
@Deprecated public boolean isValid()
protected INDArray create(DataBuffer data, int[] shape, long offset)
public int elementWiseStride()
INDArrayelementWiseStride in interface INDArraypublic long tensorsAlongDimension(int... dimension)
INDArraytensorsAlongDimension in interface INDArraydimension - the dimension to calculate the number of vectors forpublic INDArray tensorAlongDimension(long index, int... dimension)
INDArraytensorAlongDimension in interface INDArrayindex - the index of the vector to getScalardimension - the dimension to getScalar the vector frompublic long vectorsAlongDimension(int dimension)
INDArrayvectorsAlongDimension in interface INDArraydimension - the dimension to calculate the number of vectors forpublic INDArray vectorAlongDimension(int index, int dimension)
INDArrayvectorAlongDimension in interface INDArrayindex - the index of the vector to getScalardimension - the dimension to getScalar the vector frompublic void setOrder(char order)
INDArraypublic void setShapeAndStride(int[] shape,
int[] stride)
INDArraysetShapeAndStride in interface INDArrayshape - new value for shapestride - new value for stridepublic INDArray cumsumi(int dimension)
INDArraypublic Number normmaxNumber()
INDArraynormmaxNumber in interface INDArraypublic Number norm2Number()
INDArraynorm2Number in interface INDArraypublic Number norm1Number()
INDArraynorm1Number in interface INDArraypublic Number stdNumber()
INDArraypublic Number prodNumber()
INDArrayprodNumber in interface INDArraypublic Number meanNumber()
INDArraymeanNumber in interface INDArraypublic Number ameanNumber()
INDArrayameanNumber in interface INDArraypublic Number varNumber()
INDArraypublic Number maxNumber()
INDArraypublic Number amaxNumber()
INDArrayamaxNumber in interface INDArraypublic Number minNumber()
INDArraypublic Number aminNumber()
INDArrayaminNumber in interface INDArraypublic Number scan(Condition condition)
INDArraypublic Number sumNumber()
INDArraypublic Number entropyNumber()
INDArrayentropyNumber in interface INDArraypublic Number shannonEntropyNumber()
INDArrayshannonEntropyNumber in interface INDArraypublic Number logEntropyNumber()
INDArraylogEntropyNumber in interface INDArraypublic INDArray cumsum(int dimension)
INDArraypublic INDArray assign(INDArray arr)
INDArraypublic INDArray putScalar(long i, double value)
INDArraypublic INDArray putScalar(long i, float value)
INDArraypublic INDArray putScalar(long i, int value)
INDArraypublic INDArray putScalar(int[] indexes, double value)
INDArraypublic INDArray putScalar(long[] indexes, double value)
INDArraypublic INDArray putScalar(long[] indexes, float value)
INDArraypublic INDArray putScalar(long row, long col, double value)
INDArrayINDArray.putScalar(int[], double) but avoids int[] creationpublic INDArray putScalar(long dim0, long dim1, long dim2, double value)
INDArrayINDArray.putScalar(int[], double) but avoids int[] creationpublic INDArray putScalar(long dim0, long dim1, long dim2, long dim3, double value)
INDArrayINDArray.putScalar(int[], double) but avoids int[] creationpublic INDArray putScalar(int[] indexes, float value)
INDArraypublic INDArray putScalar(int[] indexes, int value)
INDArraypublic INDArray putScalar(long[] indexes, int value)
INDArraypublic INDArray eps(Number other)
INDArraypublic INDArray eps(INDArray other)
INDArraypublic INDArray lt(Number other)
INDArraypublic INDArray lte(Number other)
INDArraypublic INDArray eq(Number other)
INDArraypublic INDArray gt(Number other)
INDArraypublic INDArray gte(Number other)
INDArraypublic INDArray lt(INDArray other)
INDArraypublic INDArray neq(Number other)
INDArraypublic INDArray neq(INDArray other)
INDArraypublic INDArray eq(INDArray other)
INDArraypublic INDArray gt(INDArray other)
INDArraypublic INDArray isInfinite()
INDArrayisInfinite in interface INDArraypublic INDArray isNaN()
INDArraypublic INDArray neg()
INDArraypublic INDArray negi()
INDArraypublic INDArray rdiv(Number n, INDArray result)
INDArraypublic INDArray rdivi(Number n, INDArray result)
INDArraypublic INDArray rsub(Number n, INDArray result)
INDArraypublic INDArray rsubi(Number n, INDArray result)
INDArraypublic INDArray div(Number n, INDArray result)
INDArraypublic INDArray divi(Number n, INDArray result)
INDArraypublic INDArray mul(Number n, INDArray result)
INDArraypublic INDArray muli(Number n, INDArray result)
INDArraypublic INDArray sub(Number n, INDArray result)
INDArraypublic INDArray subi(Number n, INDArray result)
INDArraypublic INDArray add(Number n, INDArray result)
INDArraypublic INDArray addi(Number n, INDArray result)
INDArraypublic INDArray getScalar(long row, long column)
INDArraypublic INDArray dup()
INDArraypublic INDArray dup(char order)
INDArraypublic int getInt(int... indices)
public double getDouble(int... indices)
public float getFloat(int... indices)
public boolean isScalar()
public INDArray put(int[] indices, INDArray element)
INDArraypublic INDArray match(INDArray comp, Condition condition)
INDArraypublic INDArray match(Number comp, Condition condition)
INDArraypublic INDArray getWhere(INDArray comp, Condition condition)
INDArraypublic INDArray getWhere(Number comp, Condition condition)
INDArraypublic INDArray putWhere(INDArray comp, INDArray put, Condition condition)
INDArraypublic INDArray putWhere(Number comp, INDArray put, Condition condition)
INDArraypublic INDArray putWhere(Number comp, Number put, Condition condition)
INDArraypublic INDArray putWhereWithMask(INDArray mask, INDArray put)
INDArrayputWhereWithMask in interface INDArraymask - the mask to useput - the array to putpublic INDArray putWhereWithMask(INDArray mask, Number put)
INDArrayputWhereWithMask in interface INDArraymask - the mask to useput - the array to putpublic INDArray put(int i, int j, INDArray element)
INDArraypublic INDArray put(int i, int j, Number element)
INDArraypublic INDArray putSlice(int slice, INDArray put)
INDArrayprotected void assertSlice(INDArray put, long slice)
public boolean isMatrix()
protected INDArray newShape(long[] newShape, char ordering)
protected INDArray create(DataBuffer data, int[] newShape, int[] newStrides, long offset, char ordering)
protected INDArray create(DataBuffer data, long[] newShape, long[] newStrides, long offset, char ordering)
protected INDArray create(DataBuffer data, int[] newShape, int[] newStrides, long offset)
protected INDArray create(int[] shape)
protected INDArray create(int[] shape, int[] strides, long offset)
protected int[] getStrides(int[] shape,
char ordering)
public double squaredDistance(INDArray other)
INDArraysquaredDistance in interface INDArraypublic double distance2(INDArray other)
INDArraypublic double distance1(INDArray other)
INDArraypublic INDArray get(INDArray indices)
INDArraypublic INDArray put(INDArray indices, INDArray element)
INDArraypublic INDArray put(INDArrayIndex[] indices, INDArray element)
INDArraypublic INDArray put(INDArrayIndex[] indices, Number element)
INDArraypublic INDArray swapAxes(int dimension, int with)
public boolean isView()
INDArraypublic boolean isSparse()
INDArraypublic DataBuffer data()
INDArraypublic void setData(DataBuffer data)
public long slices()
protected INDArray create(DataBuffer buffer)
public INDArray cond(Condition condition)
INDArrayprotected void init(int[] shape,
int[] stride)
protected void init(long[] shape,
long[] stride)
public INDArray getScalar(long i)
INDArrayprotected INDArray doColumnWise(INDArray columnVector, char operation)
columnVector - the column vectoroperation - the operationprotected INDArray doRowWise(INDArray rowVector, char operation)
rowVector - the row vectoroperation - the operationprotected DataBuffer shapeOf()
protected DataBuffer strideOf()
public int stride(int dimension)
INDArraypublic INDArray rdiviColumnVector(INDArray columnVector)
INDArrayrdiviColumnVector in interface INDArraycolumnVector - the column vector used for divisionpublic INDArray rdivColumnVector(INDArray columnVector)
INDArrayrdivColumnVector in interface INDArraycolumnVector - the column vector used for divisionpublic INDArray rdiviRowVector(INDArray rowVector)
INDArrayrdiviRowVector in interface INDArrayrowVector - the row vector used for divisionpublic INDArray rdivRowVector(INDArray rowVector)
INDArrayrdivRowVector in interface INDArrayrowVector - the row vector used for divisionpublic INDArray rsubiColumnVector(INDArray columnVector)
INDArrayrsubiColumnVector in interface INDArraycolumnVector - the column vector to subtractpublic INDArray rsubColumnVector(INDArray columnVector)
INDArrayrsubColumnVector in interface INDArraycolumnVector - the column vector to subtractpublic INDArray rsubiRowVector(INDArray rowVector)
INDArrayrsubiRowVector in interface INDArrayrowVector - the row vector to subtractpublic INDArray rsubRowVector(INDArray rowVector)
INDArrayrsubRowVector in interface INDArrayrowVector - the row vector to subtractpublic INDArray put(int i, INDArray element)
INDArraypublic INDArray diviColumnVector(INDArray columnVector)
INDArraydiviColumnVector in interface INDArraycolumnVector - the column vector used for divisionpublic INDArray divColumnVector(INDArray columnVector)
INDArraydivColumnVector in interface INDArraycolumnVector - the column vector used for divisionpublic INDArray diviRowVector(INDArray rowVector)
INDArraydiviRowVector in interface INDArrayrowVector - the row vector used for divisionpublic INDArray divRowVector(INDArray rowVector)
INDArraydivRowVector in interface INDArrayrowVector - the row vector used for divisionpublic INDArray muliColumnVector(INDArray columnVector)
INDArraymuliColumnVector in interface INDArraycolumnVector - the column vector used for multiplicationpublic INDArray mulColumnVector(INDArray columnVector)
INDArraymulColumnVector in interface INDArraycolumnVector - the column vector used for multiplicationpublic INDArray muliRowVector(INDArray rowVector)
INDArraymuliRowVector in interface INDArrayrowVector - the row vector used for multiplicationpublic INDArray mulRowVector(INDArray rowVector)
INDArraymulRowVector in interface INDArrayrowVector - the row vector used for multiplicationpublic INDArray subiColumnVector(INDArray columnVector)
INDArraysubiColumnVector in interface INDArraycolumnVector - the column vector to subtractpublic INDArray subColumnVector(INDArray columnVector)
INDArraysubColumnVector in interface INDArraycolumnVector - the column vector to subtractpublic INDArray subiRowVector(INDArray rowVector)
INDArraysubiRowVector in interface INDArrayrowVector - the row vector to subtractpublic INDArray subRowVector(INDArray rowVector)
INDArraysubRowVector in interface INDArrayrowVector - the row vector to subtractpublic INDArray addiColumnVector(INDArray columnVector)
INDArrayaddiColumnVector in interface INDArraycolumnVector - the column vector to addpublic INDArray putiColumnVector(INDArray columnVector)
INDArrayputiColumnVector in interface INDArraycolumnVector - the column vector to addpublic INDArray addColumnVector(INDArray columnVector)
INDArrayaddColumnVector in interface INDArraycolumnVector - the column vector to addpublic INDArray addiRowVector(INDArray rowVector)
INDArrayaddiRowVector in interface INDArrayrowVector - the row vector to addpublic INDArray putiRowVector(INDArray rowVector)
INDArrayputiRowVector in interface INDArrayrowVector - Row vector to putpublic INDArray addRowVector(INDArray rowVector)
INDArrayaddRowVector in interface INDArrayrowVector - the row vector to addpublic INDArray mmul(INDArray other, INDArray result, MMulTranspose mMulTranspose)
INDArraypublic INDArray mmul(INDArray other, MMulTranspose mMulTranspose)
INDArraypublic INDArray mmul(INDArray other)
INDArrayprotected INDArray create(int[] shape, char ordering)
public double[][] toDoubleMatrix()
INDArraytoDoubleMatrix in interface INDArraypublic double[] toDoubleVector()
INDArraytoDoubleVector in interface INDArraypublic float[] toFloatVector()
INDArraytoFloatVector in interface INDArraypublic float[][] toFloatMatrix()
INDArraytoFloatMatrix in interface INDArraypublic int[] toIntVector()
INDArraytoIntVector in interface INDArraypublic long[] toLongVector()
INDArraytoLongVector in interface INDArraypublic long[][] toLongMatrix()
INDArraytoLongMatrix in interface INDArraypublic int[][] toIntMatrix()
INDArraytoIntMatrix in interface INDArraypublic INDArray div(INDArray other)
INDArraypublic INDArray div(INDArray other, INDArray result)
INDArraypublic INDArray mul(INDArray other)
INDArraypublic INDArray mul(INDArray other, INDArray result)
INDArraypublic INDArray sub(INDArray other)
INDArraypublic INDArray sub(INDArray other, INDArray result)
INDArraypublic INDArray add(INDArray other)
INDArraypublic INDArray add(INDArray other, INDArray result)
INDArraypublic INDArray mmuli(INDArray other, MMulTranspose transpose)
INDArraypublic INDArray mmuli(INDArray other)
INDArraypublic INDArray mmuli(INDArray other, INDArray result, MMulTranspose transpose)
INDArraypublic INDArray mmuli(INDArray other, INDArray result)
INDArraypublic INDArray divi(INDArray other)
INDArraypublic INDArray divi(INDArray other, INDArray result)
INDArraypublic INDArray muli(INDArray other)
INDArraypublic INDArray muli(INDArray other, INDArray result)
INDArraypublic INDArray subi(INDArray other)
INDArraypublic INDArray addi(INDArray other)
INDArraypublic INDArray addi(INDArray other, INDArray result)
INDArraypublic INDArray normmax(boolean keepDims, int... dimension)
INDArraypublic INDArray normmax(int... dimension)
INDArraypublic INDArray rdiv(INDArray other)
INDArraypublic INDArray rdivi(INDArray other)
INDArraypublic INDArray rdiv(INDArray other, INDArray result)
INDArraypublic INDArray rdivi(INDArray other, INDArray result)
INDArraypublic INDArray rsub(INDArray other, INDArray result)
INDArraypublic INDArray rsub(INDArray other)
INDArraypublic INDArray rsubi(INDArray other)
INDArraypublic INDArray rsubi(INDArray other, INDArray result)
INDArraypublic INDArray assign(Number value)
INDArraypublic INDArray assign(boolean value)
INDArraypublic INDArray assignIf(INDArray arr, Condition condition)
INDArraypublic INDArray replaceWhere(INDArray arr, Condition condition)
INDArrayreplaceWhere in interface INDArrayarr - Source arraycondition - Condition to apply@Deprecated public long linearIndex(long i)
INDArraylinearIndex in interface INDArrayi - the index to getScalarpublic INDArray slice(long slice)
protected INDArray createScalarForIndex(long i, boolean applyOffset)
protected INDArray createScalar(double d)
public int getTrailingOnes()
INDArraygetTrailingOnes in interface INDArraypublic int getLeadingOnes()
INDArraygetLeadingOnes in interface INDArraypublic INDArray slice(long slice, int dimension)
public INDArray getScalar(int[] indexes)
public INDArray rdiv(Number n)
INDArraypublic INDArray rdivi(Number n)
INDArraypublic INDArray rsub(Number n)
INDArraypublic INDArray rsubi(Number n)
INDArraypublic INDArray divi(Number n)
INDArraypublic INDArray mul(Number n)
INDArraypublic INDArray muli(Number n)
INDArraypublic INDArray sub(Number n)
INDArraypublic INDArray subi(Number n)
INDArraypublic INDArray add(Number n)
INDArraypublic INDArray addi(Number n)
INDArraypublic INDArray repmat(int[] shape)
INDArraypublic INDArray repeat(int dimension, long... repeats)
INDArraypublic INDArray putRow(long row, INDArray toPut)
INDArraypublic INDArray putColumn(int column, INDArray toPut)
INDArraypublic double getDouble(long i)
INDArraypublic double getDouble(long i,
long j)
INDArraypublic float getFloat(long i)
INDArraypublic float getFloat(long i,
long j)
INDArraypublic INDArray transpose()
public INDArray transposei()
transposei in interface INDArrayprotected INDArray create(DataBuffer data, int[] shape, int[] strides)
public INDArray reshape(char order, int... newShape)
INDArraypublic INDArray reshape(char order, long... newShape)
INDArraypublic INDArray reshape(char order, boolean enforceView, long... newShape)
INDArraypublic double getDoubleUnsafe(long offset)
INDArraygetDoubleUnsafe in interface INDArrayoffset - the offset to get atpublic INDArray putScalarUnsafe(long offset, double value)
INDArrayputScalarUnsafe in interface INDArrayoffset - the offset to insert atvalue - the value to insertpublic INDArray reshape(char order, int rows, int columns)
INDArraypublic INDArray reshape(int[] shape)
public INDArray reshape(long... shape)
INDArraypublic INDArray prod(boolean keepDims, int... dimension)
INDArraypublic INDArray prod(int... dimension)
INDArraypublic INDArray mean(boolean keepDims, int... dimension)
INDArraypublic INDArray mean(int... dimension)
INDArraypublic INDArray amean(int... dimension)
INDArraypublic INDArray mean(@NonNull INDArray result, boolean keepDims, int... dimension)
INDArraypublic INDArray mean(@NonNull INDArray result, int... dimension)
INDArraypublic INDArray var(int... dimension)
INDArraypublic INDArray var(boolean biasCorrected, int... dimension)
INDArraypublic INDArray max(boolean keepDims, int... dimension)
INDArraypublic INDArray max(int... dimension)
INDArraypublic INDArray amax(int... dimension)
INDArraypublic INDArray min(boolean keepDims, int... dimension)
INDArraypublic INDArray min(int... dimension)
INDArraypublic INDArray amin(int... dimension)
INDArraypublic INDArray sum(int... dimension)
INDArraypublic INDArray sum(boolean keepDim, int... dimension)
INDArraypublic INDArray entropy(int... dimension)
INDArraypublic INDArray shannonEntropy(int... dimension)
INDArrayshannonEntropy in interface INDArraydimension - specified dimension(s)public INDArray logEntropy(int... dimension)
INDArraylogEntropy in interface INDArraydimension - specified dimension(s)public INDArray sum(@NonNull INDArray result, boolean keepDims, int... dimension)
INDArraypublic INDArray sum(@NonNull INDArray result, int... dimension)
INDArraypublic INDArray norm1(int... dimension)
INDArraypublic INDArray norm1(boolean keepDims, int... dimension)
INDArraypublic INDArray std(int... dimension)
INDArraypublic INDArray std(boolean biasCorrected, int... dimension)
INDArraypublic INDArray std(boolean biasCorrected, boolean keepDims, int... dimension)
INDArraypublic Number stdNumber(boolean biasCorrected)
INDArraypublic INDArray norm2(boolean keepDims, int... dimension)
INDArraypublic INDArray norm2(int... dimension)
INDArraypublic int columns()
public int rows()
public INDArray ravel(char ordering)
public INDArray ravel()
public void sliceVectors(List<INDArray> list)
INDArraysliceVectors in interface INDArraypublic INDArray reshape(long newRows, long newColumns)
public INDArray getColumn(long c)
public INDArray getColumn(long c, boolean keepDim)
INDArraypublic INDArray getRows(int[] rindices)
INDArraypublic INDArray get(INDArrayIndex... indexes)
INDArraypublic INDArray getColumns(int... cindices)
INDArraygetColumns in interface INDArraycindices - Columns to extract out of the current arrayprotected INDArray create(int rows, int length)
public INDArray getRow(long r)
public INDArray getRow(long r, boolean keepDim)
INDArraypublic boolean equalsWithEps(Object o, double eps)
equalsWithEps in interface INDArrayo - eps - public boolean equalShapes(@NonNull
INDArray other)
INDArrayequalShapes in interface INDArrayother - Otherpublic boolean equals(Object o)
public DataBuffer shapeInfoDataBuffer()
INDArrayshapeInfoDataBuffer in interface INDArraypublic LongBuffer shapeInfo()
INDArraypublic long[] shape()
public String shapeInfoToString()
INDArrayshapeInfoToString in interface INDArraypublic long[] stride()
public long offset()
INDArraypublic char ordering()
INDArraypublic long size(int dimension)
public int rank()
INDArraypublic long length()
public INDArray broadcast(INDArray result)
INDArraypublic INDArray broadcast(long... shape)
public INDArray dimShuffle(Object[] rearrange, int[] newOrder, boolean[] broadCastable)
INDArraydimShuffle in interface INDArrayrearrange - the dimensions to swap tonewOrder - the new order (think permute)broadCastable - (whether the dimension is broadcastable) (must be same length as new order)public INDArray dimShuffle(Object[] rearrange, long[] newOrder, boolean[] broadCastable)
dimShuffle in interface INDArrayrearrange - the dimensions to swap topublic INDArray permute(int... rearrange)
public INDArray permutei(int... rearrange)
protected long[] doPermuteSwap(LongBuffer shape, int[] rearrange)
protected int[] doPermuteSwap(IntBuffer shape, int[] rearrange)
protected int[] doPermuteSwap(DataBuffer shape, int[] rearrange)
protected void checkArrangeArray(int[] arr)
protected void autoProcessScalarCall()
public boolean isVector()
public boolean isVectorOrScalar()
INDArrayisVectorOrScalar in interface INDArraypublic boolean isSquare()
INDArraypublic boolean isRowVector()
isRowVector in interface INDArraypublic boolean isColumnVector()
isColumnVector in interface INDArraypublic boolean isColumnVectorOrScalar()
INDArrayisColumnVectorOrScalar in interface INDArraypublic boolean isRowVectorOrScalar()
INDArrayisRowVectorOrScalar in interface INDArraypublic String toString()
NDArrayStrings#setMaxPrintElements(long)public String toString(@NonNull NDArrayStrings options)
INDArraypublic String toString(long maxElements, boolean forceSummarize, int precision)
INDArraypublic String toStringFull()
INDArraytoStringFull in interface INDArraytoString(long, boolean, int)public Object element()
public INDArray remainder(INDArray denominator)
INDArraypublic INDArray remainder(INDArray denominator, INDArray result)
INDArraypublic INDArray remainder(Number denominator)
INDArraypublic INDArray remainderi(INDArray denominator)
INDArrayremainderi in interface INDArraypublic INDArray remainderi(Number denominator)
INDArrayremainderi in interface INDArraypublic INDArray fmod(INDArray denominator)
INDArraypublic INDArray fmod(INDArray denominator, INDArray result)
INDArraypublic INDArray fmodi(INDArray denominator)
INDArraypublic INDArray fmodi(Number denominator)
INDArraypublic long originalOffset()
originalOffset in interface INDArrayprotected void write(ObjectOutputStream out) throws IOException
IOExceptionprotected void read(ObjectInputStream s)
public INDArray argMax(int... dimension)
public boolean isAttached()
isAttached in interface INDArraypublic boolean isInScope()
PLEASE NOTE: if this INDArray isn't attached to any Workspace, this method will return true
public INDArray detach()
PLEASE NOTE: If this INDArray instance is NOT attached - it will be returned unmodified.
public INDArray leverage()
PLEASE NOTE: If this INDArray instance is NOT attached - it will be returned unmodified. PLEASE NOTE: If current Workspace is the top-tier one, effect will be equal to detach() call - detached copy will be returned
public INDArray leverageTo(String id)
leverageTo in interface INDArrayid - INDArray.leverageTo(String, boolean)public INDArray leverageTo(String id, boolean enforceExistence) throws Nd4jNoSuchWorkspaceException
Nd4jNoSuchWorkspaceException
is thrown. Otherwise, if enforceExistance == false and no workspace with the specified ID exists, then the current
INDArray is returned unmodified (same as leverage()leverageTo in interface INDArrayid - ID of the workspace to leverage toenforceExistence - If true, and the specified workspace does not exist: an Nd4jNoSuchWorkspaceException
will be thrown.Nd4jNoSuchWorkspaceExceptionleverageTo(String)public INDArray leverageOrDetach(String id)
leverageOrDetach in interface INDArrayid - ID of the workspace to leverage toleverageTo(String)public INDArray migrate()
migrate in interface INDArraymigrate(boolean)public INDArray migrate(boolean detachOnNoWs)
migrate()public Number percentileNumber(Number quantile)
INDArraypercentileNumber in interface INDArrayquantile - target percentile in range of 0..100public Number medianNumber()
INDArraymedianNumber in interface INDArraypublic INDArray median(int... dimension)
INDArraypublic INDArray percentile(Number quantile, int... dimension)
INDArraypercentile in interface INDArrayquantile - target percentile in range of 0..100dimension - Dimension to calculate percentile forprotected int stringBuffer(com.google.flatbuffers.FlatBufferBuilder builder,
DataBuffer buffer)
public int toFlatArray(com.google.flatbuffers.FlatBufferBuilder builder)
INDArrayINDArray
to flatbuffers buildertoFlatArray in interface INDArraybuilder - the builder to usepublic DataBuffer getVectorCoordinates()
INDArraygetVectorCoordinates in interface INDArraypublic INDArray toDense()
INDArraypublic int nnz()
INDArraypublic SparseFormat getFormat()
INDArraygetFormat in interface INDArraySparseFormatpublic DataBuffer sparseInfoDataBuffer()
INDArraysparseInfoDataBuffer in interface INDArraypublic int[] hiddenDimensions()
hiddenDimensions in interface INDArraypublic int[] sparseOffsets()
sparseOffsets in interface INDArraypublic int underlyingRank()
underlyingRank in interface INDArrayprotected static DataTypeEx convertType(DataType type)
public boolean isEmpty()
public long[] shapeInfoJava()
INDArrayshapeInfoJava in interface INDArraypublic DataType dataType()
INDArraypublic boolean isR()
INDArraypublic boolean isZ()
INDArraypublic boolean isB()
INDArraypublic boolean isS()
INDArraypublic INDArray castTo(DataType dataType)
INDArraypublic boolean all()
INDArraypublic boolean any()
INDArraypublic boolean none()
INDArraypublic String getString(long index)
INDArrayprotected void validateNumericalArray(String opName, boolean allowEmpty)
opName - Operation name to print in the exceptionpublic boolean closeable()
INDArraypublic void close()
INDArrayclose in interface AutoCloseableclose in interface INDArraypublic INDArray like()
INDArraypublic INDArray ulike()
INDArrayCopyright © 2019. All rights reserved.