Class CostEstimator
- java.lang.Object
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- org.apache.sysds.runtime.controlprogram.parfor.opt.CostEstimator
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- Direct Known Subclasses:
CostEstimatorHops,CostEstimatorRuntime
public abstract class CostEstimator extends Object
Base class for all potential cost estimators TODO account for shared read-only matrices when computing aggregated stats
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Nested Class Summary
Nested Classes Modifier and Type Class Description static classCostEstimator.DataFormatstatic classCostEstimator.ExcludeTypestatic classCostEstimator.TestMeasure
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Field Summary
Fields Modifier and Type Field Description static doubleDEFAULT_EST_PARALLELISMstatic doubleDEFAULT_MEM_ESTIMATE_CPstatic doubleDEFAULT_MEM_ESTIMATE_SPstatic doubleDEFAULT_TIME_ESTIMATEstatic longFACTOR_NUM_ITERATIONS
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Constructor Summary
Constructors Constructor Description CostEstimator()
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description doublegetEstimate(CostEstimator.TestMeasure measure, OptNode node)Main estimation method.doublegetEstimate(CostEstimator.TestMeasure measure, OptNode node, boolean inclCondPart)doublegetEstimate(CostEstimator.TestMeasure measure, OptNode node, boolean inclCondPart, Collection<String> vars, CostEstimator.ExcludeType extype)doublegetEstimate(CostEstimator.TestMeasure measure, OptNode node, Types.ExecType et)Main estimation method.abstract doublegetLeafNodeEstimate(CostEstimator.TestMeasure measure, OptNode node)Main leaf node estimation method - to be overwritten by specific cost estimatorsabstract doublegetLeafNodeEstimate(CostEstimator.TestMeasure measure, OptNode node, Types.ExecType et)Main leaf node estimation method - to be overwritten by specific cost estimators
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Field Detail
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DEFAULT_EST_PARALLELISM
public static final double DEFAULT_EST_PARALLELISM
- See Also:
- Constant Field Values
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FACTOR_NUM_ITERATIONS
public static final long FACTOR_NUM_ITERATIONS
- See Also:
- Constant Field Values
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DEFAULT_TIME_ESTIMATE
public static final double DEFAULT_TIME_ESTIMATE
- See Also:
- Constant Field Values
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DEFAULT_MEM_ESTIMATE_CP
public static final double DEFAULT_MEM_ESTIMATE_CP
- See Also:
- Constant Field Values
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DEFAULT_MEM_ESTIMATE_SP
public static final double DEFAULT_MEM_ESTIMATE_SP
- See Also:
- Constant Field Values
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Method Detail
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getLeafNodeEstimate
public abstract double getLeafNodeEstimate(CostEstimator.TestMeasure measure, OptNode node)
Main leaf node estimation method - to be overwritten by specific cost estimators- Parameters:
measure- ?node- internal representation of a plan alternative for program blocks and instructions- Returns:
- estimate?
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getLeafNodeEstimate
public abstract double getLeafNodeEstimate(CostEstimator.TestMeasure measure, OptNode node, Types.ExecType et)
Main leaf node estimation method - to be overwritten by specific cost estimators- Parameters:
measure- ?node- internal representation of a plan alternative for program blocks and instructionset- forced execution type for leaf node- Returns:
- estimate?
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getEstimate
public double getEstimate(CostEstimator.TestMeasure measure, OptNode node)
Main estimation method.- Parameters:
measure- ?node- internal representation of a plan alternative for program blocks and instructions- Returns:
- estimate?
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getEstimate
public double getEstimate(CostEstimator.TestMeasure measure, OptNode node, boolean inclCondPart)
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getEstimate
public double getEstimate(CostEstimator.TestMeasure measure, OptNode node, boolean inclCondPart, Collection<String> vars, CostEstimator.ExcludeType extype)
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getEstimate
public double getEstimate(CostEstimator.TestMeasure measure, OptNode node, Types.ExecType et)
Main estimation method.- Parameters:
measure- estimate type (time or memory)node- plan opt tree nodeet- execution type- Returns:
- estimate
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