# Package org.apache.sysds.runtime.controlprogram.parfor.opt

package org.apache.sysds.runtime.controlprogram.parfor.opt

Related Packages
Package
Description
org.apache.sysds.runtime.controlprogram.parfor
org.apache.sysds.runtime.controlprogram.parfor.util
Class
Description
CostEstimator
Base class for all potential cost estimators TODO account for shared read-only matrices when computing aggregated stats
CostEstimator.DataFormat
CostEstimator.ExcludeType
CostEstimator.TestMeasure
CostEstimatorHops
CostEstimatorRuntime
Cost estimator for runtime programs.
OptimizationWrapper
Wrapper to ParFOR cost estimation and optimizer.
Optimizer
Generic optimizer super class that defines the interface of all implemented optimizers.
Optimizer.CostModelType
OptimizerConstrained
Rule-Based ParFor Optimizer (time: O(n)): Applied rule-based rewrites: - see base class.
OptimizerHeuristic
Heuristic ParFor Optimizer: This optimizer extends the rule-based optimizer by a time-based cost estimate for execution type decisions.
OptimizerRuleBased
Rule-Based ParFor Optimizer (time: O(n)): Applied rule-based rewrites - 1) rewrite set data partitioner (incl.
OptNode
Internal representation of a plan alternative for program blocks and instructions in order to enable efficient and simple recursive enumeration and plan changes.
OptNode.ExecType
OptNode.NodeType
OptNode.ParamType
OptTree
Represents a complete plan of a top-level parfor.
OptTreeConverter
Converter for creating an internal plan representation for a given runtime program and to modify/create the runtime program according to the optimized plan.
OptTreePlanMapping
ProgramRecompiler