summaryrefslogtreecommitdiff
path: root/vest/fast_score.cc
diff options
context:
space:
mode:
Diffstat (limited to 'vest/fast_score.cc')
-rw-r--r--vest/fast_score.cc74
1 files changed, 74 insertions, 0 deletions
diff --git a/vest/fast_score.cc b/vest/fast_score.cc
new file mode 100644
index 00000000..cf743b4f
--- /dev/null
+++ b/vest/fast_score.cc
@@ -0,0 +1,74 @@
+#include <iostream>
+#include <vector>
+
+#include <boost/program_options.hpp>
+#include <boost/program_options/variables_map.hpp>
+
+#include "filelib.h"
+#include "tdict.h"
+#include "scorer.h"
+
+using namespace std;
+namespace po = boost::program_options;
+
+void InitCommandLine(int argc, char** argv, po::variables_map* conf) {
+ po::options_description opts("Configuration options");
+ opts.add_options()
+ ("reference,r",po::value<vector<string> >(), "[REQD] Reference translation(s) (tokenized text file)")
+ ("loss_function,l",po::value<string>()->default_value("ibm_bleu"), "Scoring metric (ibm_bleu, nist_bleu, koehn_bleu, ter, combi)")
+ ("in_file,i", po::value<string>()->default_value("-"), "Input file")
+ ("help,h", "Help");
+ po::options_description dcmdline_options;
+ dcmdline_options.add(opts);
+ po::store(parse_command_line(argc, argv, dcmdline_options), *conf);
+ bool flag = false;
+ if (!conf->count("reference")) {
+ cerr << "Please specify one or more references using -r <REF1.TXT> -r <REF2.TXT> ...\n";
+ flag = true;
+ }
+ if (flag || conf->count("help")) {
+ cerr << dcmdline_options << endl;
+ exit(1);
+ }
+}
+
+int main(int argc, char** argv) {
+ po::variables_map conf;
+ InitCommandLine(argc, argv, &conf);
+ const string loss_function = conf["loss_function"].as<string>();
+ ScoreType type = ScoreTypeFromString(loss_function);
+ DocScorer ds(type, conf["reference"].as<vector<string> >(), "");
+ cerr << "Loaded " << ds.size() << " references for scoring with " << loss_function << endl;
+
+ ReadFile rf(conf["in_file"].as<string>());
+ Score* acc = NULL;
+ istream& in = *rf.stream();
+ int lc = 0;
+ while(in) {
+ string line;
+ getline(in, line);
+ if (line.empty()) continue;
+ vector<WordID> sent;
+ TD::ConvertSentence(line, &sent);
+ Score* sentscore = ds[lc]->ScoreCandidate(sent);
+ if (!acc) { acc = sentscore->GetZero(); }
+ acc->PlusEquals(*sentscore);
+ delete sentscore;
+ ++lc;
+ }
+ assert(lc > 0);
+ if (lc > ds.size()) {
+ cerr << "Too many (" << lc << ") translations in input, expected " << ds.size() << endl;
+ return 1;
+ }
+ if (lc != ds.size())
+ cerr << "Fewer sentences in hyp (" << lc << ") than refs ("
+ << ds.size() << "): scoring partial set!\n";
+ float score = acc->ComputeScore();
+ string details;
+ acc->ScoreDetails(&details);
+ delete acc;
+ cerr << details << endl;
+ cout << score << endl;
+ return 0;
+}