public abstract class EstimationUtils extends Object
| Constructor and Description | 
|---|
| EstimationUtils() | 
| Modifier and Type | Method and Description | 
|---|---|
| static long | getSelfProductOutputNnz(MatrixBlock m1)This utility function computes the exact output nnz
 of a self matrix product without need to materialize
 the output. | 
| static long | getSparseProductOutputNnz(MatrixBlock m1,
                         MatrixBlock m2) | 
public static long getSelfProductOutputNnz(MatrixBlock m1)
m1 - dense or sparse input matrixpublic static long getSparseProductOutputNnz(MatrixBlock m1, MatrixBlock m2)
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