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authorChris Dyer <redpony@gmail.com>2009-12-03 16:33:55 -0500
committerChris Dyer <redpony@gmail.com>2009-12-03 16:33:55 -0500
commit671c21451542e2dd20e45b4033d44d8e8735f87b (patch)
treeb1773b077dd65b826f067a423d26f7942ce4e043 /vest/mr_vest_map.cc
initial check in
Diffstat (limited to 'vest/mr_vest_map.cc')
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1 files changed, 98 insertions, 0 deletions
diff --git a/vest/mr_vest_map.cc b/vest/mr_vest_map.cc
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+#include <sstream>
+#include <iostream>
+#include <fstream>
+#include <vector>
+
+#include <boost/program_options.hpp>
+#include <boost/program_options/variables_map.hpp>
+
+#include "filelib.h"
+#include "stringlib.h"
+#include "sparse_vector.h"
+#include "scorer.h"
+#include "viterbi_envelope.h"
+#include "inside_outside.h"
+#include "error_surface.h"
+#include "hg.h"
+#include "hg_io.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 (tokenized text)")
+ ("loss_function,l",po::value<string>()->default_value("ibm_bleu"), "Loss function being optimized")
+ ("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 <REF.TXT>\n";
+ flag = true;
+ }
+ if (flag || conf->count("help")) {
+ cerr << dcmdline_options << endl;
+ exit(1);
+ }
+}
+
+bool ReadSparseVectorString(const string& s, SparseVector<double>* v) {
+ vector<string> fields;
+ Tokenize(s, ';', &fields);
+ if (fields.empty()) return false;
+ for (int i = 0; i < fields.size(); ++i) {
+ vector<string> pair(2);
+ Tokenize(fields[i], '=', &pair);
+ if (pair.size() != 2) {
+ cerr << "Error parsing vector string: " << fields[i] << endl;
+ return false;
+ }
+ v->set_value(FD::Convert(pair[0]), atof(pair[1].c_str()));
+ }
+ return true;
+}
+
+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;
+ Hypergraph hg;
+ string last_file;
+ while(cin) {
+ string line;
+ getline(cin, line);
+ if (line.empty()) continue;
+ istringstream is(line);
+ int sent_id;
+ string file, s_origin, s_axis;
+ is >> file >> sent_id >> s_origin >> s_axis;
+ SparseVector<double> origin;
+ assert(ReadSparseVectorString(s_origin, &origin));
+ SparseVector<double> axis;
+ assert(ReadSparseVectorString(s_axis, &axis));
+ // cerr << "File: " << file << "\nAxis: " << axis << "\n X: " << origin << endl;
+ if (last_file != file) {
+ last_file = file;
+ ReadFile rf(file);
+ HypergraphIO::ReadFromJSON(rf.stream(), &hg);
+ }
+ ViterbiEnvelopeWeightFunction wf(origin, axis);
+ ViterbiEnvelope ve = Inside<ViterbiEnvelope, ViterbiEnvelopeWeightFunction>(hg, NULL, wf);
+ ErrorSurface es;
+ ds[sent_id]->ComputeErrorSurface(ve, &es);
+ //cerr << "Viterbi envelope has " << ve.size() << " segments\n";
+ cerr << "Error surface has " << es.size() << " segments\n";
+ string val;
+ es.Serialize(&val);
+ cout << 'M' << ' ' << s_origin << ' ' << s_axis << '\t';
+ B64::b64encode(val.c_str(), val.size(), &cout);
+ cout << endl;
+ }
+ return 0;
+}