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

Class Summary
ADictionary: This dictionary class aims to encapsulate the storage and operations over unique tuple values of a column group.
Dictionary: This dictionary class aims to encapsulate the storage and operations over unique floating point values of a column group.
DictionaryFactory
MatrixBlockDictionary
QDictionary: This dictionary class aims to encapsulate the storage and operations over unique floating point values of a column group.

Enum Summary
DictionaryFactory.Type