private Assignment doOnePass(FactorGraph mdl, Assignment initial) {
Assignment ret = (Assignment) initial.duplicate();
for (int vidx = 0; vidx < ret.size(); vidx++) {
Variable var = mdl.get(vidx);
DiscreteFactor subcpt = constructConditionalCpt(mdl, var, ret);
int value = subcpt.sampleLocation(r);
ret.setValue(var, value);
}
return ret;
}
// Verify that potentialOfVertex and potentialOfEdge (which use
// caches) are consistent with the potentials set even if a vertex is removed.
public void testUndirectedCachesAfterRemove() {
List models = TestInference.createTestModels();
for (Iterator mdlIt = models.iterator(); mdlIt.hasNext(); ) {
FactorGraph mdl = (FactorGraph) mdlIt.next();
mdl = (FactorGraph) mdl.duplicate();
mdl.remove(mdl.get(0));
// Verify that indexing correct
for (Iterator it = mdl.variablesIterator(); it.hasNext(); ) {
Variable var = (Variable) it.next();
int idx = mdl.getIndex(var);
assertTrue(idx >= 0);
assertTrue(idx < mdl.numVariables());
}
// Verify that caches consistent
verifyCachesConsistent(mdl);
}
}
