| Interface | Description | 
|---|---|
| Encoder | 
| Class | Description | 
|---|---|
| ColumnEncoder | Base class for all transform encoders providing both a row and block interface for decoding frames to matrices. | 
| ColumnEncoderBin | |
| ColumnEncoderComposite | Simple composite encoder that applies a list of encoders in specified order. | 
| ColumnEncoderDummycode | |
| ColumnEncoderFeatureHash | Class used for feature hashing transformation of frames. | 
| ColumnEncoderPassThrough | |
| ColumnEncoderRecode | |
| EncoderFactory | |
| EncoderMVImpute | |
| EncoderOmit | |
| LegacyEncoder | Base class for all transform encoders providing both a row and block interface for decoding frames to matrices. | 
| MultiColumnEncoder | 
| Enum | Description | 
|---|---|
| ColumnEncoder.EncoderType | |
| EncoderMVImpute.MVMethod | 
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