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;
}
