Uses of Class
org.apache.sysds.runtime.compress.CompressionSettings

Packages that use CompressionSettings

Package	Description
org.apache.sysds.runtime.compress
org.apache.sysds.runtime.compress.cocode
org.apache.sysds.runtime.compress.colgroup
org.apache.sysds.runtime.compress.estim
org.apache.sysds.runtime.compress.lib

Uses of CompressionSettings in org.apache.sysds.runtime.compress

Methods in org.apache.sysds.runtime.compress that return CompressionSettings

Modifier and Type	Method and Description
CompressionSettings	CompressionSettingsBuilder.create() Create the CompressionSettings object to use in the compression.

Methods in org.apache.sysds.runtime.compress with parameters of type CompressionSettings

Modifier and Type	Method and Description
static org.apache.commons.lang3.tuple.Pair<MatrixBlock,CompressionStatistics>	CompressedMatrixBlockFactory.compress(MatrixBlock mb, CompressionSettings customSettings)
static org.apache.commons.lang3.tuple.Pair<MatrixBlock,CompressionStatistics>	CompressedMatrixBlockFactory.compress(MatrixBlock mb, int k, CompressionSettings compSettings) The main method for compressing the input matrix.
CompressionSettingsBuilder	CompressionSettingsBuilder.copySettings(CompressionSettings that) Copy the settings from another CompressionSettings Builder, modifies this, not that.

Uses of CompressionSettings in org.apache.sysds.runtime.compress.cocode

Methods in org.apache.sysds.runtime.compress.cocode with parameters of type CompressionSettings

Modifier and Type	Method and Description
static CompressedSizeInfo	PlanningCoCoder.findCoCodesByPartitioning(CompressedSizeEstimator est, CompressedSizeInfo colInfos, int numRows, int k, CompressionSettings cs) Main entry point of CoCode.

Uses of CompressionSettings in org.apache.sysds.runtime.compress.colgroup

Methods in org.apache.sysds.runtime.compress.colgroup with parameters of type CompressionSettings

Modifier and Type	Method and Description
static AColGroup	ColGroupFactory.compress(int[] colIndexes, int rlen, ABitmap ubm, AColGroup.CompressionType compType, CompressionSettings cs, MatrixBlock rawMatrixBlock, double tupleSparsity) Method for compressing an ColGroup.
static List<AColGroup>	ColGroupFactory.compressColGroups(MatrixBlock in, CompressedSizeInfo csi, CompressionSettings compSettings, int k) The actual compression method, that handles the logic of compressing multiple columns together.

Uses of CompressionSettings in org.apache.sysds.runtime.compress.estim

Methods in org.apache.sysds.runtime.compress.estim with parameters of type CompressionSettings

Modifier and Type	Method and Description
static EstimationFactors	CompressedSizeEstimator.estimateCompressedColGroupSize(ABitmap ubm, int[] colIndexes, int nrRows, CompressionSettings cs)
AColGroup.CompressionType	CompressedSizeInfoColGroup.getBestCompressionType(CompressionSettings cs)
static CompressedSizeEstimator	CompressedSizeEstimatorFactory.getSizeEstimator(MatrixBlock data, CompressionSettings cs)

Constructors in org.apache.sysds.runtime.compress.estim with parameters of type CompressionSettings

Constructor and Description
CompressedSizeEstimatorExact(MatrixBlock data, CompressionSettings compSettings)
CompressedSizeEstimatorSample(MatrixBlock data, CompressionSettings cs, int sampleSize) CompressedSizeEstimatorSample, samples from the input data and estimates the size of the compressed matrix.

Uses of CompressionSettings in org.apache.sysds.runtime.compress.lib

Methods in org.apache.sysds.runtime.compress.lib with parameters of type CompressionSettings

Modifier and Type	Method and Description
static ABitmap	BitmapEncoder.extractBitmap(int[] colIndices, int rows, BitSet rawBlock, CompressionSettings compSettings)