Exemplos de VarNode::getEvidence em C++ (Cpp)

Exemplo n.º 1

Arquivo: BeliefProp.cpp Projeto: gokhansolak/yap-6.3

Params
BeliefProp::getPosterioriOf (VarId vid)
{
  if (runned_ == false) {
    runSolver();
  }
  assert (fg.getVarNode (vid));
  VarNode* var = fg.getVarNode (vid);
  Params probs;
  if (var->hasEvidence()) {
    probs.resize (var->range(), LogAware::noEvidence());
    probs[var->getEvidence()] = LogAware::withEvidence();
  } else {
    probs.resize (var->range(), LogAware::multIdenty());
    const BpLinks& links = getLinks (var);
    if (Globals::logDomain) {
      for (size_t i = 0; i < links.size(); i++) {
        probs += links[i]->message();
      }
      LogAware::normalize (probs);
      Util::exp (probs);
    } else {
      for (size_t i = 0; i < links.size(); i++) {
        probs *= links[i]->message();
      }
      LogAware::normalize (probs);
    }
  }
  return probs;
}