mirror of
https://github.com/moses-smt/mosesdecoder.git
synced 2024-09-11 19:27:11 +03:00
170 lines
3.6 KiB
C++
170 lines
3.6 KiB
C++
/*
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* ScoreArray.cpp
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* mert - Minimum Error Rate Training
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*
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* Created by Nicola Bertoldi on 13/05/08.
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*
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*/
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#include "ScoreArray.h"
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#include "Util.h"
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#include "FileStream.h"
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using namespace std;
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namespace MosesTuning
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{
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ScoreArray::ScoreArray()
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: m_num_scores(0), m_index(0) {}
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void ScoreArray::savetxt(ostream* os, const string& sctype)
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{
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*os << SCORES_TXT_BEGIN << " " << m_index << " " << m_array.size()
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<< " " << m_num_scores << " " << sctype << endl;
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for (scorearray_t::iterator i = m_array.begin(); i !=m_array.end(); i++) {
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i->savetxt(os);
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*os << endl;
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}
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*os << SCORES_TXT_END << endl;
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}
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void ScoreArray::savebin(ostream* os, const string& score_type)
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{
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*os << SCORES_BIN_BEGIN << " " << m_index << " " << m_array.size()
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<< " " << m_num_scores << " " << score_type << endl;
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for (scorearray_t::iterator i = m_array.begin();
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i != m_array.end(); i++) {
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i->savebin(os);
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}
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*os << SCORES_BIN_END << endl;
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}
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void ScoreArray::save(ostream* os, const string& score_type, bool bin)
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{
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if (size() <= 0) return;
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if (bin) {
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savebin(os, score_type);
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} else {
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savetxt(os, score_type);
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}
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}
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void ScoreArray::save(const string &file, const string& score_type, bool bin)
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{
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ofstream ofs(file.c_str(), ios::out);
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if (!ofs) {
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cerr << "Failed to open " << file << endl;
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exit(1);
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}
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ostream* os = &ofs;
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save(os, score_type, bin);
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ofs.close();
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}
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void ScoreArray::save(const string& score_type, bool bin)
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{
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save(&cout, score_type, bin);
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}
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void ScoreArray::loadbin(istream* is, size_t n)
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{
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ScoreStats entry(m_num_scores);
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for (size_t i = 0; i < n; i++) {
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entry.loadbin(is);
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add(entry);
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}
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}
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void ScoreArray::loadtxt(istream* is, size_t n)
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{
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ScoreStats entry(m_num_scores);
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for (size_t i = 0; i < n; i++) {
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entry.loadtxt(is);
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add(entry);
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}
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}
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void ScoreArray::load(istream* is)
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{
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size_t number_of_entries = 0;
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bool binmode = false;
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string substring, stringBuf;
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string::size_type loc;
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getline(*is, stringBuf);
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if (!is->good()) {
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return;
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}
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if (!stringBuf.empty()) {
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if ((loc = stringBuf.find(SCORES_TXT_BEGIN)) == 0) {
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binmode=false;
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} else if ((loc = stringBuf.find(SCORES_BIN_BEGIN)) == 0) {
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binmode=true;
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} else {
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TRACE_ERR("ERROR: ScoreArray::load(): Wrong header");
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return;
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}
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getNextPound(stringBuf, substring);
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getNextPound(stringBuf, substring);
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m_index = atoi(substring.c_str());
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getNextPound(stringBuf, substring);
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number_of_entries = atoi(substring.c_str());
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getNextPound(stringBuf, substring);
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m_num_scores = atoi(substring.c_str());
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getNextPound(stringBuf, substring);
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m_score_type = substring;
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}
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if (binmode) {
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loadbin(is, number_of_entries);
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} else {
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loadtxt(is, number_of_entries);
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}
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getline(*is, stringBuf);
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if (!stringBuf.empty()) {
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if ((loc = stringBuf.find(SCORES_TXT_END)) != 0 &&
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(loc = stringBuf.find(SCORES_BIN_END)) != 0) {
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TRACE_ERR("ERROR: ScoreArray::load(): Wrong footer");
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return;
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}
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}
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}
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void ScoreArray::load(const string &file)
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{
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TRACE_ERR("loading data from " << file << endl);
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inputfilestream input_stream(file); // matches a stream with a file. Opens the file
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istream* is = &input_stream;
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load(is);
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input_stream.close();
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}
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void ScoreArray::merge(ScoreArray& e)
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{
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//dummy implementation
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for (size_t i=0; i<e.size(); i++)
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add(e.get(i));
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}
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bool ScoreArray::check_consistency() const
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{
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const size_t sz = NumberOfScores();
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if (sz == 0)
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return true;
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for (scorearray_t::const_iterator i = m_array.begin();
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i != m_array.end(); ++i) {
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if (i->size() != sz)
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return false;
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}
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return true;
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}
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}
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