Exemplos de tempResponses em C++ (Cpp)

Exemplo n.º 1

Arquivo: logistic_regression_impl.hpp Projeto: GABowers/MinGW_libs

double LogisticRegression<OptimizerType>::ComputeAccuracy(
    const arma::mat& predictors,
    const arma::vec& responses,
    const double decisionBoundary) const
{
  // Predict responses using the current model.
  arma::vec tempResponses;
  Predict(predictors, tempResponses, decisionBoundary);

  // Count the number of responses that were correct.
  size_t count = 0;
  for (size_t i = 0; i < responses.n_elem; i++)
    if (responses(i) == tempResponses(i))
      count++;

  return (double) (count * 100) / responses.n_rows;
}

Exemplo n.º 2

Arquivo: logistic_regression_impl.hpp Projeto: sbrodehl/mlpack

double LogisticRegression<MatType>::ComputeAccuracy(
    const MatType& predictors,
    const arma::Row<size_t>& responses,
    const double decisionBoundary) const
{
  // Predict responses using the current model.
  arma::Row<size_t> tempResponses;
  Classify(predictors, tempResponses, decisionBoundary);

  // Count the number of responses that were correct.
  size_t count = 0;
  for (size_t i = 0; i < responses.n_elem; i++)
  {
    if (responses(i) == tempResponses(i))
      count++;
  }

  return (double) (count * 100) / responses.n_elem;
}