| Package | Description | 
|---|---|
| org.apache.sysds.runtime.compress | |
| org.apache.sysds.runtime.compress.cocode | |
| org.apache.sysds.runtime.compress.cost | 
| Modifier and Type | Method and Description | 
|---|---|
| static org.apache.commons.lang3.tuple.Pair<MatrixBlock,CompressionStatistics> | CompressedMatrixBlockFactory. compress(MatrixBlock mb,
        int k,
        CompressionSettings compSettings,
        ICostEstimate costEstimator) | 
| static org.apache.commons.lang3.tuple.Pair<MatrixBlock,CompressionStatistics> | CompressedMatrixBlockFactory. compress(MatrixBlock mb,
        int k,
        ICostEstimate costEstimator) | 
| Modifier and Type | Method and Description | 
|---|---|
| static CompressedSizeInfo | CoCoderFactory. findCoCodesByPartitioning(CompressedSizeEstimator est,
                         CompressedSizeInfo colInfos,
                         int k,
                         ICostEstimate costEstimator,
                         CompressionSettings cs)Main entry point of CoCode. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | ComputationCostEstimator | 
| class  | DistinctCostEstimatorA Cost based estimator that based the compression and co-coding cost on the number of distinct elements in the column
 groups. | 
| class  | MemoryCostEstimator | 
| Modifier and Type | Method and Description | 
|---|---|
| static ICostEstimate | CostEstimatorFactory. create(CompressionSettings cs,
      WTreeRoot root,
      int nRows,
      int nCols) | 
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