| Class | Description | 
|---|---|
| AbstractCompressedMatrixBlock | |
| BitmapEncoder | Static functions for encoding bitmaps in various ways. | 
| CompressedMatrixBlock | |
| CompressedMatrixBlockFactory | Factory pattern to construct a CompressedMatrixBlock. | 
| CompressionSettings | Compression Settings class, used as a bundle of parameters inside the Compression framework. | 
| CompressionSettingsBuilder | Builder pattern for Compression Settings. | 
| CompressionStatistics | |
| ReaderColumnSelection | Base class for all column selection readers. | 
| ReaderColumnSelectionDense | |
| ReaderColumnSelectionDenseSample | considers only a subset of row indexes | 
| ReaderColumnSelectionSparse | Used to extract the values at certain indexes from each row in a sparse matrix
 
 Keeps returning all-zeros arrays until reaching the last possible index. | 
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