# Uses of Class
org.apache.sysds.runtime.compress.colgroup.dictionary.ADictionary

Packages that use ADictionary
Package
Description
org.apache.sysds.runtime.compress.colgroup
org.apache.sysds.runtime.compress.colgroup.dictionary

## Uses of ADictionary in org.apache.sysds.runtime.compress.colgroup

Methods in org.apache.sysds.runtime.compress.colgroup that return ADictionary
Modifier and Type
Method
Description
`ADictionary`
ColGroupEmpty.`getDictionary()`

## Uses of ADictionary in org.apache.sysds.runtime.compress.colgroup.dictionary

Subclasses of ADictionary in org.apache.sysds.runtime.compress.colgroup.dictionary
Modifier and Type
Class
Description
`class`
`ACachingMBDictionary`
`class`
`AIdentityDictionary`
`class`
`DeltaDictionary`
This dictionary class is a specialization for the DeltaDDCColgroup.
`class`
`Dictionary`
This dictionary class aims to encapsulate the storage and operations over unique floating point values of a column group.
`class`
`IdentityDictionary`
A specialized dictionary that exploits the fact that the contained dictionary is an Identity Matrix.
`class`
`IdentityDictionarySlice`
`class`
`MatrixBlockDictionary`
`class`
`PlaceHolderDict`
`class`
`QDictionary`
This dictionary class aims to encapsulate the storage and operations over unique floating point values of a column group.