Uses of Class
org.apache.sysds.runtime.compress.readers.ReaderColumnSelection

Packages that use ReaderColumnSelection

Package	Description
org.apache.sysds.runtime.compress.readers

Uses of ReaderColumnSelection in org.apache.sysds.runtime.compress.readers

Subclasses of ReaderColumnSelection in org.apache.sysds.runtime.compress.readers

Modifier and Type	Class	Description
class	ReaderColumnSelectionDenseMultiBlock
class	ReaderColumnSelectionDenseMultiBlockDelta
class	ReaderColumnSelectionDenseMultiBlockTransposed
class	ReaderColumnSelectionDenseSingleBlock
class	ReaderColumnSelectionDenseSingleBlockDelta
class	ReaderColumnSelectionDenseSingleBlockQuantized
class	ReaderColumnSelectionDenseSingleBlockTransposed
class	ReaderColumnSelectionEmpty
class	ReaderColumnSelectionSparse	Used to extract the values at certain indexes from each row in a sparse matrix Keeps returning all-zeros arrays until reaching the last possible index.
class	ReaderColumnSelectionSparseDelta
class	ReaderColumnSelectionSparseTransposed	Used to extract the values at certain indexes from each row in a sparse matrix Keeps returning all-zeros arrays until reaching the last possible index.

Methods in org.apache.sysds.runtime.compress.readers that return ReaderColumnSelection

Modifier and Type	Method	Description
static ReaderColumnSelection	ReaderColumnSelection.createDeltaReader(MatrixBlock rawBlock, IColIndex colIndices, boolean transposed)	Create a reader of the matrix block that computes delta values (current row - previous row) on-the-fly.
static ReaderColumnSelection	ReaderColumnSelection.createDeltaReader(MatrixBlock rawBlock, IColIndex colIndices, boolean transposed, int rl, int ru)	Create a reader of the matrix block that computes delta values (current row - previous row) on-the-fly.
static ReaderColumnSelection	ReaderColumnSelection.createQuantizedReader(MatrixBlock rawBlock, IColIndex colIndices, boolean transposed, double[] scaleFactors)	Create a reader of the matrix block that directly reads quantized values using scale factors.
static ReaderColumnSelection	ReaderColumnSelection.createQuantizedReader(MatrixBlock rawBlock, IColIndex colIndices, boolean transposed, int rl, int ru, double[] scaleFactors)	Create a reader of the matrix block that directly reads quantized values using scale factors.
static ReaderColumnSelection	ReaderColumnSelection.createReader(MatrixBlock rawBlock, IColIndex colIndices, boolean transposed)	Create a reader of the matrix block that is able to iterate though all the rows and return as dense double arrays.
static ReaderColumnSelection	ReaderColumnSelection.createReader(MatrixBlock rawBlock, IColIndex colIndices, boolean transposed, int rl, int ru)	Create a reader of the matrix block that is able to iterate though all the rows and return as dense double arrays.