org.apache.ignite.ml.math.primitives.matrix

Interface MatrixStorage

All Superinterfaces:

Destroyable, Externalizable, Serializable, StorageOpsMetrics

All Known Implementing Classes:

DenseMatrixStorage, SparseMatrixStorage, ViewMatrixStorage

public interface MatrixStorage
extends Externalizable, StorageOpsMetrics, Destroyable

Data storage support for Matrix.

Method Summary

Modifier and Type	Method and Description
int	accessMode()
int	columnSize()
default double[]	data() Gets underlying data, if StorageOpsMetrics.isArrayBased() returns false this method return copy of data.
double	get(int x, int y)
default boolean	isNumeric()
int	rowSize()
void	set(int x, int y, double v)
int	storageMode()

Methods inherited from interface java.io.Externalizable

readExternal, writeExternal

Methods inherited from interface org.apache.ignite.ml.math.StorageOpsMetrics

isArrayBased, isDense, isDistributed

Methods inherited from interface org.apache.ignite.ml.math.Destroyable

destroy

Method Detail

get

double get(int x,
           int y)

Parameters:

x - Matrix row index.

y - Matrix column index.

Returns:

Value corresponding to given row and column.

set

void set(int x,
         int y,
         double v)

Parameters:

x - Matrix row index.

y - Matrix column index.

v - Value to set at given row and column.

columnSize

int columnSize()

rowSize

int rowSize()

storageMode

int storageMode()

Returns:

Matrix elements storage mode.

See Also:

StorageConstants

accessMode

int accessMode()

Returns:

Matrix access mode.

See Also:

StorageConstants

data

default double[] data()

Gets underlying data, if StorageOpsMetrics.isArrayBased() returns false this method return copy of data. The data must be adapted for Blas.

See Also:

StorageOpsMetrics.isArrayBased()

isNumeric

default boolean isNumeric()

Specified by:

isNumeric in interface StorageOpsMetrics

Returns:

true if all stored data are values of Number class.