Package org.apache.sysds.runtime.compress.colgroup.dictionary

Class DeltaDictionary

java.lang.Object

org.apache.sysds.runtime.compress.colgroup.dictionary.ADictionary

org.apache.sysds.runtime.compress.colgroup.dictionary.Dictionary

org.apache.sysds.runtime.compress.colgroup.dictionary.DeltaDictionary

All Implemented Interfaces:

Serializable, IDictionary

public class DeltaDictionary
extends Dictionary

This dictionary class is a specialization for the DeltaDDCColgroup. Here the adjustments for operations for the delta encoded values are implemented.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.sysds.runtime.compress.colgroup.dictionary.IDictionary

IDictionary.DictType

Field Summary

Fields inherited from interface org.apache.sysds.runtime.compress.colgroup.dictionary.IDictionary

LOG

Constructor Summary

Constructors

Constructor	Description
DeltaDictionary(double[] values, int numCols)

Method Summary

Modifier and Type	Method	Description
DeltaDictionary	applyScalarOp(ScalarOperator op)	Allocate a new dictionary and applies the scalar operation on each cell of to then return the new dictionary.

Methods inherited from class org.apache.sysds.runtime.compress.colgroup.dictionary.Dictionary

addToEntry, addToEntry, addToEntryVectorized, aggregate, aggregateCols, aggregateColsWithReference, aggregateRows, aggregateRowsWithDefault, aggregateRowsWithReference, aggregateWithReference, applyScalarOpAndAppend, applyScalarOpWithReference, applyUnaryOp, applyUnaryOpAndAppend, applyUnaryOpWithReference, binOpLeft, binOpLeftAndAppend, binOpLeftWithReference, binOpRight, binOpRight, binOpRightAndAppend, binOpRightWithReference, cbind, centralMoment, centralMomentWithDefault, centralMomentWithReference, clone, colProduct, colProductWithReference, colSum, colSumSq, colSumSqWithReference, containsValue, containsValueWithReference, create, createNoCheck, equals, getDictType, getExactSizeOnDisk, getInMemorySize, getMBDict, getNumberNonZeros, getNumberNonZerosWithReference, getNumberOfValues, getSparsity, getString, getValue, getValue, getValues, MMDict, MMDictDense, MMDictScaling, MMDictScalingDense, MMDictScalingSparse, MMDictSparse, multiplyScalar, preaggValuesFromDense, product, productAllRowsToDouble, productAllRowsToDoubleWithDefault, productAllRowsToDoubleWithReference, productWithDefault, productWithReference, read, reorder, replace, replaceWithReference, rexpandCols, rexpandColsWithReference, scaleTuples, sliceOutColumnRange, subtractTuple, sum, sumAllRowsToDouble, sumAllRowsToDoubleSq, sumAllRowsToDoubleSqWithDefault, sumAllRowsToDoubleSqWithReference, sumAllRowsToDoubleWithDefault, sumAllRowsToDoubleWithReference, sumRowWithReference, sumSq, sumSqWithReference, toString, TSMMToUpperTriangle, TSMMToUpperTriangleDense, TSMMToUpperTriangleDenseScaling, TSMMToUpperTriangleScaling, TSMMToUpperTriangleSparse, TSMMToUpperTriangleSparseScaling, TSMMWithScaling, write

Methods inherited from class org.apache.sysds.runtime.compress.colgroup.dictionary.ADictionary

centralMoment, centralMomentWithDefault, centralMomentWithReference, correctNan, doubleToString, equals, equals

Methods inherited from class java.lang.Object

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

Constructor Detail

DeltaDictionary

public DeltaDictionary(double[] values,
                       int numCols)

Method Detail

applyScalarOp

public DeltaDictionary applyScalarOp(ScalarOperator op)

Description copied from interface: IDictionary

Allocate a new dictionary and applies the scalar operation on each cell of to then return the new dictionary.

Specified by:

applyScalarOp in interface IDictionary

Overrides:

applyScalarOp in class Dictionary

Parameters:

op - The operator.

Returns:

The new dictionary to return.