com.bayesserver.analysis

Class Impact

java.lang.Object

com.bayesserver.analysis.Impact

public final class Impact
extends Object

Analyzes the impact of evidence.

Method Summary

Modifier and Type	Method and Description
static ImpactOutput	calculate(Network network, Distribution hypothesisQuery, Evidence evidence, List<Variable> evidenceToAnalyse, ImpactOptions options) Analyzes the impact of sets of evidence on the resulting probability distribution of a hypothesis variable.
static ImpactOutput	calculate(Network network, Distribution hypothesisQuery, StateContext[] hypothesisCombination, Evidence evidence, List<Variable> evidenceToAnalyse, ImpactOptions options) Analyzes the impact of sets of evidence on a hypothesis query and discrete combination of that hypothesis query.
static ImpactOutput	calculate(Network network, Variable hypothesisVariable, Evidence evidence, List<Variable> evidenceToAnalyse, ImpactOptions options) Analyzes the impact of sets of evidence on a hypothesis state and its variable.
static ImpactOutput	calculate(Network network, Variable hypothesisVariable, State hypothesisState, Evidence evidence, List<Variable> evidenceToAnalyse, ImpactOptions options) Analyzes the impact of sets of evidence on a hypothesis state and its variable.
static ImpactHypothesisOutput	calculateStreamed(Network network, Distribution hypothesisQuery, Evidence evidence, List<Variable> evidenceToAnalyse, ImpactAction outputItem, ImpactOptions options) Analyzes the impact of sets of evidence on the resulting probability distribution of a hypothesis variable.
static ImpactHypothesisOutput	calculateStreamed(Network network, Distribution hypothesisQuery, StateContext[] hypothesisState, Evidence evidence, List<Variable> evidenceToAnalyse, ImpactAction outputItem, ImpactOptions options) Analyzes the impact of sets of evidence on a hypothesis query and discrete combination of that hypothesis query.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

calculate

public static ImpactOutput calculate(Network network,
                                     Variable hypothesisVariable,
                                     State hypothesisState,
                                     Evidence evidence,
                                     List<Variable> evidenceToAnalyse,
                                     ImpactOptions options)
                              throws InconsistentEvidenceException

Analyzes the impact of sets of evidence on a hypothesis state and its variable.

Parameters:

network - The network

hypothesisVariable - The hypothesis variable to be analyzed

hypothesisState - The state of the hypothesis variable to be analyzed

evidence - The evidence, subsets of which will be analyzed.

evidenceToAnalyse - Which evidence variables to analyze.

options - Options affecting how the calculations are performed.

Throws:

InconsistentEvidenceException

calculate

public static ImpactOutput calculate(Network network,
                                     Variable hypothesisVariable,
                                     Evidence evidence,
                                     List<Variable> evidenceToAnalyse,
                                     ImpactOptions options)
                              throws InconsistentEvidenceException

Analyzes the impact of sets of evidence on a hypothesis state and its variable.

Parameters:

network - The network

hypothesisVariable - The hypothesis variable to be analyzed

evidence - The evidence, subsets of which will be analyzed.

evidenceToAnalyse - Which evidence variables to analyze.

options - Options affecting how the calculations are performed.

Throws:

InconsistentEvidenceException

calculate

public static ImpactOutput calculate(Network network,
                                     Distribution hypothesisQuery,
                                     Evidence evidence,
                                     List<Variable> evidenceToAnalyse,
                                     ImpactOptions options)
                              throws InconsistentEvidenceException

Analyzes the impact of sets of evidence on the resulting probability distribution of a hypothesis variable.

Parameters:

network - The network

hypothesisQuery - The hypothesis query to be analyzed

evidence - The evidence, subsets of which will be analyzed.

evidenceToAnalyse - Which evidence variables to analyze.

options - Options affecting how the calculations are performed.

Throws:

InconsistentEvidenceException

calculate

public static ImpactOutput calculate(Network network,
                                     Distribution hypothesisQuery,
                                     StateContext[] hypothesisCombination,
                                     Evidence evidence,
                                     List<Variable> evidenceToAnalyse,
                                     ImpactOptions options)
                              throws InconsistentEvidenceException

Analyzes the impact of sets of evidence on a hypothesis query and discrete combination of that hypothesis query.

Parameters:

network - The network

hypothesisQuery - The hypothesis query to be analyzed

hypothesisCombination - Optional hypothesis state of the hypothesis variable to be analyzed

evidence - The evidence, subsets of which will be analyzed.

evidenceToAnalyse - Which evidence variables to analyze.

options - Options affecting how the calculations are performed.

Throws:

InconsistentEvidenceException

calculateStreamed

public static ImpactHypothesisOutput calculateStreamed(Network network,
                                                       Distribution hypothesisQuery,
                                                       Evidence evidence,
                                                       List<Variable> evidenceToAnalyse,
                                                       ImpactAction outputItem,
                                                       ImpactOptions options)
                                                throws InconsistentEvidenceException

Analyzes the impact of sets of evidence on the resulting probability distribution of a hypothesis variable.

Parameters:

network - The network

hypothesisQuery - The hypothesis query to be analyzed

evidence - The evidence, subsets of which will be analyzed.

evidenceToAnalyse - Which evidence variables to analyze.

outputItem - A function which can accept the results of each evidence subset.

options - Options affecting how the calculations are performed.

Throws:

InconsistentEvidenceException

calculateStreamed

public static ImpactHypothesisOutput calculateStreamed(Network network,
                                                       Distribution hypothesisQuery,
                                                       StateContext[] hypothesisState,
                                                       Evidence evidence,
                                                       List<Variable> evidenceToAnalyse,
                                                       ImpactAction outputItem,
                                                       ImpactOptions options)
                                                throws InconsistentEvidenceException

Analyzes the impact of sets of evidence on a hypothesis query and discrete combination of that hypothesis query.

Parameters:

network - The network

hypothesisQuery - The hypothesis query to be analyzed

hypothesisState - Optional hypothesis state/cell of the hypothesis query to be analyzed

evidence - The evidence, subsets of which will be analyzed.

evidenceToAnalyse - Which evidence variables to analyze.

outputItem - A function which can accept the results of each evidence subset.

options - Options affecting how the calculations are performed.

Throws:

InconsistentEvidenceException