Package org.apache.sysds.api.mlcontext

Class FrameMetadata

java.lang.Object

org.apache.sysds.api.mlcontext.Metadata

org.apache.sysds.api.mlcontext.FrameMetadata

public class FrameMetadata
extends Metadata

Frame metadata, such as the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in the frame.

Constructor Summary

Constructors

Constructor	Description
FrameMetadata()
FrameMetadata(int numRows, int numColumns)	Constructor to create a FrameMetadata object based on the number of rows and the number of columns in a frame.
FrameMetadata(int numRows, int numColumns, int numNonZeros)	Constructor to create a FrameMetadata object based on the number of rows, the number of columns, and the number of non-zero values in a frame.
FrameMetadata(int numRows, int numColumns, int numNonZeros, int blen)	Constructor to create a FrameMetadata object based on the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(Long numRows, Long numColumns)	Constructor to create a FrameMetadata object based on the number of rows and the number of columns in a frame.
FrameMetadata(Long numRows, Long numColumns, Integer blen)	Constructor to create a FrameMetadata object based on the number of rows, the number of columns, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(Long numRows, Long numColumns, Long numNonZeros)	Constructor to create a FrameMetadata object based on the number of rows, the number of columns, and the number of non-zero values in a frame.
FrameMetadata(Long numRows, Long numColumns, Long numNonZeros, Integer blen)	Constructor to create a FrameMetadata object based on the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(String schema)	Constructor to create a FrameMetadata object based on a string representation of a frame schema.
FrameMetadata(FrameFormat frameFormat)	Constructor to create a FrameMetadata object based on frame format.
FrameMetadata(FrameFormat frameFormat, int numRows, int numColumns)	Constructor to create a FrameMetadata object based on frame format, the number of rows, and the number of columns in a frame.
FrameMetadata(FrameFormat frameFormat, int numRows, int numColumns, int numNonZeros)	Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, and the number of non-zero values in a frame.
FrameMetadata(FrameFormat frameFormat, int numRows, int numColumns, int numNonZeros, int blen)	Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(FrameFormat frameFormat, Long numRows, Long numColumns)	Constructor to create a FrameMetadata object based on frame format, the number of rows, and the number of columns in a frame.
FrameMetadata(FrameFormat frameFormat, Long numRows, Long numColumns, Long numNonZeros)	Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, and the number of non-zero values in a frame.
FrameMetadata(FrameFormat frameFormat, Long numRows, Long numColumns, Long numNonZeros, Integer blen)	Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(FrameFormat frameFormat, FrameSchema frameSchema)	Constructor to create a FrameMetadata object based on frame format and frame schema.
FrameMetadata(FrameFormat frameFormat, FrameSchema frameSchema, int numRows, int numColumns)	Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, and the number of columns in a frame.
FrameMetadata(FrameFormat frameFormat, FrameSchema frameSchema, int numRows, int numColumns, int numNonZeros, int blen)	Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(FrameFormat frameFormat, FrameSchema frameSchema, Long numRows, Long numColumns)	Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, and the number of columns in a frame.
FrameMetadata(FrameFormat frameFormat, FrameSchema frameSchema, Long numRows, Long numColumns, Long numNonZeros, Integer blen)	Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.
FrameMetadata(FrameSchema frameSchema)	Constructor to create a FrameMetadata object based on frame schema.
FrameMetadata(FrameSchema frameSchema, MatrixCharacteristics matrixCharacteristics)	Constructor to create a FrameMetadata object based on the frame schema and a DataCharacteristics object.
FrameMetadata(DataCharacteristics dataCharacteristics)	Constructor to create a FrameMetadata object based on a DataCharacteristics object.

Method Summary

Modifier and Type	Method	Description
FrameFormat	getFrameFormat()	Obtain the frame format
FrameSchema	getFrameSchema()	Obtain the frame schema
void	setFrameFormat(FrameFormat frameFormat)	Set the frame format
void	setFrameSchema(FrameSchema frameSchema)	Set the frame schema
void	setMatrixCharacteristics(MatrixCharacteristics matrixCharacteristics)	Set the FrameMetadata fields based on a DataCharacteristics object.

Methods inherited from class org.apache.sysds.api.mlcontext.Metadata

asMatrixCharacteristics, getBlocksize, getNumColumns, getNumNonZeros, getNumRows, setBlocksize, setNumColumns, setNumNonZeros, setNumRows, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

FrameMetadata

public FrameMetadata()

FrameMetadata

public FrameMetadata(String schema)

Constructor to create a FrameMetadata object based on a string representation of a frame schema.

Parameters:

schema - String representation of the frame schema.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat)

Constructor to create a FrameMetadata object based on frame format.

Parameters:

frameFormat - The frame format.

FrameMetadata

public FrameMetadata(FrameSchema frameSchema)

Constructor to create a FrameMetadata object based on frame schema.

Parameters:

frameSchema - The frame schema.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     FrameSchema frameSchema)

Constructor to create a FrameMetadata object based on frame format and frame schema.

Parameters:

frameFormat - The frame format.

frameSchema - The frame schema.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     FrameSchema frameSchema,
                     Long numRows,
                     Long numColumns)

Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, and the number of columns in a frame.

Parameters:

frameFormat - The frame format.

frameSchema - The frame schema.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     FrameSchema frameSchema,
                     int numRows,
                     int numColumns)

Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, and the number of columns in a frame.

Parameters:

frameFormat - The frame format.

frameSchema - The frame schema.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     FrameSchema frameSchema,
                     Long numRows,
                     Long numColumns,
                     Long numNonZeros,
                     Integer blen)

Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.

Parameters:

frameFormat - The frame format.

frameSchema - The frame schema.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     FrameSchema frameSchema,
                     int numRows,
                     int numColumns,
                     int numNonZeros,
                     int blen)

Constructor to create a FrameMetadata object based on frame format, frame schema, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.

Parameters:

frameFormat - The frame format.

frameSchema - The frame schema.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     Long numRows,
                     Long numColumns)

Constructor to create a FrameMetadata object based on frame format, the number of rows, and the number of columns in a frame.

Parameters:

frameFormat - The frame format.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     int numRows,
                     int numColumns)

Constructor to create a FrameMetadata object based on frame format, the number of rows, and the number of columns in a frame.

Parameters:

frameFormat - The frame format.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     Long numRows,
                     Long numColumns,
                     Long numNonZeros)

Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, and the number of non-zero values in a frame.

Parameters:

frameFormat - The frame format.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     int numRows,
                     int numColumns,
                     int numNonZeros)

Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, and the number of non-zero values in a frame.

Parameters:

frameFormat - The frame format.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     Long numRows,
                     Long numColumns,
                     Long numNonZeros,
                     Integer blen)

Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.

Parameters:

frameFormat - The frame format.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(FrameFormat frameFormat,
                     int numRows,
                     int numColumns,
                     int numNonZeros,
                     int blen)

Constructor to create a FrameMetadata object based on frame format, the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.

Parameters:

frameFormat - The frame format.

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(Long numRows,
                     Long numColumns)

Constructor to create a FrameMetadata object based on the number of rows and the number of columns in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

FrameMetadata

public FrameMetadata(int numRows,
                     int numColumns)

Constructor to create a FrameMetadata object based on the number of rows and the number of columns in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

FrameMetadata

public FrameMetadata(Long numRows,
                     Long numColumns,
                     Long numNonZeros)

Constructor to create a FrameMetadata object based on the number of rows, the number of columns, and the number of non-zero values in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

FrameMetadata

public FrameMetadata(int numRows,
                     int numColumns,
                     int numNonZeros)

Constructor to create a FrameMetadata object based on the number of rows, the number of columns, and the number of non-zero values in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

FrameMetadata

public FrameMetadata(Long numRows,
                     Long numColumns,
                     Integer blen)

Constructor to create a FrameMetadata object based on the number of rows, the number of columns, the number of rows per block, and the number of columns per block in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(Long numRows,
                     Long numColumns,
                     Long numNonZeros,
                     Integer blen)

Constructor to create a FrameMetadata object based on the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(int numRows,
                     int numColumns,
                     int numNonZeros,
                     int blen)

Constructor to create a FrameMetadata object based on the number of rows, the number of columns, the number of non-zero values, the number of rows per block, and the number of columns per block in a frame.

Parameters:

numRows - The number of rows in the frame.

numColumns - The number of columns in the frame.

numNonZeros - The number of non-zero values in the frame.

blen - The number of rows/cols per block in the frame.

FrameMetadata

public FrameMetadata(DataCharacteristics dataCharacteristics)

Constructor to create a FrameMetadata object based on a DataCharacteristics object.

Parameters:

dataCharacteristics - the frame metadata as a DataCharacteristics object

FrameMetadata

public FrameMetadata(FrameSchema frameSchema,
                     MatrixCharacteristics matrixCharacteristics)

Constructor to create a FrameMetadata object based on the frame schema and a DataCharacteristics object.

Parameters:

frameSchema - The frame schema.

matrixCharacteristics - the frame metadata as a DataCharacteristics object

Method Detail

setMatrixCharacteristics

public void setMatrixCharacteristics(MatrixCharacteristics matrixCharacteristics)

Set the FrameMetadata fields based on a DataCharacteristics object.

Overrides:

setMatrixCharacteristics in class Metadata

Parameters:

matrixCharacteristics - the frame metadata as a DataCharacteristics object

getFrameFormat

public FrameFormat getFrameFormat()

Obtain the frame format

Returns:

the frame format

setFrameFormat

public void setFrameFormat(FrameFormat frameFormat)

Set the frame format

Parameters:

frameFormat - the frame format

getFrameSchema

public FrameSchema getFrameSchema()

Obtain the frame schema

Returns:

the frame schema

setFrameSchema

public void setFrameSchema(FrameSchema frameSchema)

Set the frame schema

Parameters:

frameSchema - the frame schema