# Package org.apache.sysds.runtime.compress.cost

Class Summary
ACostEstimate: A cost estimator interface.
ComputationCostEstimator
CostEstimatorBuilder
CostEstimatorFactory
DistinctCostEstimator: A Cost based estimator that based the compression and co-coding cost on the number of distinct elements in the column groups.
HybridCostEstimator
InstructionTypeCounter
MemoryCostEstimator

Enum Summary
CostEstimatorFactory.CostType