| Package | Description | 
|---|---|
| org.apache.sysds.hops.estim | 
| Class and Description | 
|---|
| EstimatorBitsetMM.BitsetMatrix | 
| EstimatorDensityMap.DensityMap | 
| EstimatorMatrixHistogram.MatrixHistogram | 
| MMNode Helper class to represent matrix multiply operators in a DAG
 along with references to its abstract data handles. | 
| SparsityEstimator | 
| SparsityEstimator.OpCode | 
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