Ejemplos de map_feature_val1_t::clear en C++ (Cpp)

Ejemplo n.º 1

Archivo: local_storage.cpp Proyecto: jubatus/jubatus_core

void local_storage::inp(const common::sfv_t& sfv, map_feature_val1_t& ret)
    const {
  ret.clear();

  scoped_rlock lk(mutex_);
  // Use uin64_t map instead of string map as hash function for string is slow
  jubatus::util::data::unordered_map<uint64_t, double> ret_id;
  for (common::sfv_t::const_iterator it = sfv.begin(); it != sfv.end(); ++it) {
    const string& feature = it->first;
    const double val = it->second;
    id_features3_t::const_iterator it2 = tbl_.find(feature);
    if (it2 == tbl_.end()) {
      continue;
    }
    const id_feature_val3_t& m = it2->second;
    for (id_feature_val3_t::const_iterator it3 = m.begin(); it3 != m.end();
        ++it3) {
      ret_id[it3->first] += it3->second.v1 * val;
    }
  }

  std::vector<std::string> labels = class2id_.get_all_id2key();
  for (size_t i = 0; i < labels.size(); ++i) {
    const std::string& label = labels[i];
    uint64_t id = class2id_.get_id_const(label);
    if (id == common::key_manager::NOTFOUND || ret_id.count(id) == 0) {
      ret[label] = 0.0;
    } else {
      ret[label] = ret_id[id];
    }
  }
}

Ejemplo n.º 2

Archivo: local_storage.cpp Proyecto: pombredanne/jubatus

void local_storage::inp(const common::sfv_t& sfv, map_feature_val1_t& ret)
    const {
  ret.clear();

  std::vector<float> ret_id(class2id_.size());
  for (common::sfv_t::const_iterator it = sfv.begin(); it != sfv.end(); ++it) {
    const string& feature = it->first;
    const float val = it->second;
    id_features3_t::const_iterator it2 = tbl_.find(feature);
    if (it2 == tbl_.end()) {
      continue;
    }
    const id_feature_val3_t& m = it2->second;
    for (id_feature_val3_t::const_iterator it3 = m.begin(); it3 != m.end();
        ++it3) {
      ret_id[it3->first] += it3->second.v1 * val;
    }
  }

  for (size_t i = 0; i < ret_id.size(); ++i) {
    if (ret_id[i] == 0.f) {
      continue;
    }
    ret[class2id_.get_key(i)] = ret_id[i];
  }
}

Ejemplo n.º 3

Archivo: storage_base.cpp Proyecto: torash/jubatus

void storage_base::inp(const common::sfv_t& sfv, map_feature_val1_t& ret)
    const {
  ret.clear();
  for (common::sfv_t::const_iterator it = sfv.begin(); it != sfv.end(); ++it) {
    const string& feature = it->first;
    const float val = it->second;
    feature_val1_t fval1;
    get(feature, fval1);
    for (feature_val1_t::const_iterator it2 = fval1.begin(); it2 != fval1.end();
        ++it2) {
      ret[it2->first] += it2->second * val;
    }
  }
}

Ejemplo n.º 4

Archivo: local_storage_mixture.cpp Proyecto: maropu/jubatus

void local_storage_mixture::inp(const sfv_t& sfv, map_feature_val1_t& ret) {
  ret.clear();
  
  std::vector<float> ret_id(class2id_.size());
  for (sfv_t::const_iterator it = sfv.begin(); it != sfv.end(); ++it){
    const string& feature = it->first;
    const float val = it->second;
    id_feature_val3_t m;
    get_internal(feature, m);
    for (id_feature_val3_t::const_iterator it3 = m.begin(); it3 != m.end(); ++it3){
      ret_id[it3->first] += it3->second.v1 * val;
    }
  }
  
  for (size_t i = 0; i < ret_id.size(); ++i){
    if (ret_id[i] == 0.f) continue;
    ret[class2id_.get_key(i)] = ret_id[i];
  }
}