Package org.integratedmodelling.riskwiz.learning.dtable

Examples of org.integratedmodelling.riskwiz.learning.dtable.DistTable

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        datasource.close();
   
    }

    protected void learnNodeParameters(BNNode node, IGraphData gtable, Vector<Vector<String>> tuples) {
        DistTable dtable = (DistTable) node.getProperty("distribution");
    
        for (Vector<String> tuple : tuples) {
            int[] cptquery = gtable.getQuery(node, tuple);

            if (isCompleteQuery(cptquery)) {
                Dirichlet dist = dtable.getValue1(cptquery);

                dist.increment(cptquery[0]);
            }
        }

        node.setFunction(dtable.createCPF());
    }
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        for (BNNode node : nodes) {
            if (node.getFunction() instanceof TabularCPD) {
                TabularCPD function = (TabularCPD) node.getFunction();
         
                DistTable dtable = new DistTable(
                        (DiscreteDomain) function.getDomain(),
                        function.getParentsDomains());

                dtable.setUniformDistributions();
                node.setProperty("distribution", dtable);
                node.setFunction(dtable.createCPF());
            }
        }
    }
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        Set<BNNode> nodes = bnet.vertexSet();

        for (BNNode node : nodes) {
            if (node.getFunction() instanceof TabularCPD) {
                TabularCPD function = (TabularCPD) node.getFunction();
                DistTable dtable = new DistTable(function, virtualSamples);

                node.setProperty("distribution", dtable);
                node.setFunction(dtable.createCPF());
            }
        }
    }
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Related Classes of org.integratedmodelling.riskwiz.learning.dtable.DistTable

  • org.integratedmodelling.riskwiz.learning.parameter.bayes.BayesianLearner
  • org.integratedmodelling.riskwiz.pfunction.TabularCPD
  • org.integratedmodelling.riskwiz.pt.CPT
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