Package ch.idsia.crema.inference.fe

Class FactorEliminationModel

java.lang.Object

ch.idsia.crema.inference.fe.FactorEliminationModel

All Implemented Interfaces:

Inference<DAGModel<BayesianFactor>,BayesianFactor>

public class FactorEliminationModel
extends Object
implements Inference<DAGModel<BayesianFactor>,BayesianFactor>

Author: Claudio "Dna" Bonesana Project: CreMA Date: 06.02.2018 09:37

Constructor Summary

Constructors

Constructor	Description
FactorEliminationModel()

Method Summary

Modifier and Type	Method	Description
BayesianFactor	query(DAGModel<BayesianFactor> model, int query)	Algorithm 9 from "Modeling and Reasoning with BN", Dawiche, p.153
BayesianFactor	query(DAGModel<BayesianFactor> model, gnu.trove.map.TIntIntMap evidence, int query)	Perform an inference.

Methods inherited from class java.lang.Object

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

Constructor Detail

FactorEliminationModel

public FactorEliminationModel()

Method Detail

query

public BayesianFactor query(DAGModel<BayesianFactor> model,
                            int query)

Algorithm 9 from "Modeling and Reasoning with BN", Dawiche, p.153

Specified by:

query in interface Inference<DAGModel<BayesianFactor>,BayesianFactor>

Parameters:

model - model to work with

query - variable to query

Returns:

the prior marginal on the query variable

query

public BayesianFactor query(DAGModel<BayesianFactor> model,
                            gnu.trove.map.TIntIntMap evidence,
                            int query)

Description copied from interface: Inference

Perform an inference.

Specified by:

query in interface Inference<DAGModel<BayesianFactor>,BayesianFactor>

Parameters:

model - the model to use for inference

evidence - the observed variable as a map of variable-states

query - the variable that will be queried

Returns:

the result of the inference