| Class | Description | 
|---|---|
| CompressedMatrixBlock | |
| CompressedMatrixBlockFactory | 
 Factory pattern to compress a Matrix Block into a CompressedMatrixBlock. 
 | 
| CompressionSettings | 
 Compression Settings class, used as a bundle of parameters inside the Compression framework. 
 | 
| CompressionSettingsBuilder | 
 Builder pattern for Compression Settings. 
 | 
| CompressionStatistics | 
 Compression Statistics contain the main information gathered from the compression, such as sizes of the original
 matrix, vs the compressed representation at different stages of the compression. 
 | 
| SingletonLookupHashMap | 
 This class allows sharing of objects across the entire program. 
 | 
| Exception | Description | 
|---|---|
| DMLCompressionException | 
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