edu.cmu.tetrad.algcomparison.statistic.NumBidirectedBothNonancestorAncestor Maven / Gradle / Ivy
package edu.cmu.tetrad.algcomparison.statistic;
import edu.cmu.tetrad.data.DataModel;
import edu.cmu.tetrad.graph.Edge;
import edu.cmu.tetrad.graph.Edges;
import edu.cmu.tetrad.graph.Graph;
import edu.cmu.tetrad.graph.Node;
/**
* The bidirected edge precision.
*
* @author josephramsey
*/
public class NumBidirectedBothNonancestorAncestor implements Statistic {
private static final long serialVersionUID = 23L;
@Override
public String getAbbreviation() {
return "#<->,!Anc!Rev";
}
@Override
public String getDescription() {
return "# X<->Y for which both not X~~>Y and not Y~~>X";
}
@Override
public double getValue(Graph trueGraph, Graph estGraph, DataModel dataModel) {
int count = 0;
for (Edge edge : estGraph.getEdges()) {
if (Edges.isBidirectedEdge(edge)) {
Node x = edge.getNode1();
Node y = edge.getNode2();
if (!trueGraph.paths().isAncestorOf(x, y) && !trueGraph.paths().isAncestorOf(y, x)) {
count++;
}
}
}
return count;
}
@Override
public double getNormValue(double value) {
return value;
}
}