// TODO: test & document this function
void MaxentModel::dump_events(const string& model, bool binary) const {
if (!m_es || m_es->size() == 0)
throw runtime_error("empty model, no events to dump");
if (binary)
throw runtime_error("binary events file not supported yet");
display("Dumping events to %s.ev%s", model.c_str() , (binary?".bin":""));
if (binary) {
string file = model + ".ev.bin";
// save_events_bin(f, *m_es);
} else {
string file = model + ".ev";
save_events_txt(file, *m_es);
}
// save model
MaxentModelFile f;
f.set_pred_map(m_pred_map);
f.set_outcome_map(m_outcome_map);
f.set_params(m_params, m_n_theta, m_theta);
f.save(model, binary);
if (m_heldout_es->size() > 0) {
display("Dumping heldout events to %s.heldout.ev%s", model.c_str() , (binary?".bin":""));
if (binary) {
string file = model + ".heldout.ev.bin";
// save_events_bin(f, *m_heldout_es);
} else {
string file = model + ".heldout.ev";
save_events_txt(file, *m_heldout_es);
}
}
}
/**
* Save a MaxentModel to a file.
*
* @param model The name of the model to save.
* @param binary If true, the file is saved in binary format, which is usually
* smaller (if compiled with libz) and much faster to load.
*/
void MaxentModel::save(const string& model, bool binary) const {
if (!m_params)
throw runtime_error("no model to save (empty model)");
MaxentModelFile f;
f.set_pred_map(m_pred_map);
f.set_outcome_map(m_outcome_map);
f.set_params(m_params, m_n_theta, m_theta);
f.save(model, binary);
}
//S:
void MaxentModel::save_paremeter_on_decrease(const char* filepath){
if (!m_params)
throw runtime_error("no model to save (empty model)");
MaxentModelFile f;
f.set_pred_map(m_pred_map);
f.set_outcome_map(m_outcome_map);
f.set_params(m_params, m_n_theta, m_theta);
f.save_paremeter_on_decrease(filepath);
}