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author | Patrick Simianer <simianer@cl.uni-heidelberg.de> | 2012-11-05 15:29:46 +0100 |
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committer | Patrick Simianer <simianer@cl.uni-heidelberg.de> | 2012-11-05 15:29:46 +0100 |
commit | 6f29f345dc06c1a1033475eac1d1340781d1d603 (patch) | |
tree | 6fa4cdd7aefd7d54c9585c2c6274db61bb8b159a /extools/mr_stripe_rule_reduce.cc | |
parent | b510da2e562c695c90d565eb295c749569c59be8 (diff) | |
parent | c615c37501fa8576584a510a9d2bfe2fdd5bace7 (diff) |
merge upstream/master
Diffstat (limited to 'extools/mr_stripe_rule_reduce.cc')
-rw-r--r-- | extools/mr_stripe_rule_reduce.cc | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/extools/mr_stripe_rule_reduce.cc b/extools/mr_stripe_rule_reduce.cc deleted file mode 100644 index c9b2eb2a..00000000 --- a/extools/mr_stripe_rule_reduce.cc +++ /dev/null @@ -1,172 +0,0 @@ -#include <iostream> -#include <vector> -#include <utility> -#include <cstdlib> -#include <tr1/unordered_map> - -#include <boost/functional/hash.hpp> -#include <boost/program_options.hpp> -#include <boost/program_options/variables_map.hpp> - -#include "striped_grammar.h" -#include "tdict.h" -#include "sentence_pair.h" -#include "fdict.h" -#include "extract.h" - -using namespace std; -using namespace std::tr1; -namespace po = boost::program_options; - -static const size_t MAX_LINE_LENGTH = 64000000; - -bool use_hadoop_counters = false; - -void InitCommandLine(int argc, char** argv, po::variables_map* conf) { - po::options_description opts("Configuration options"); - opts.add_options() - ("phrase_marginals,p", "Compute phrase marginals") - ("use_hadoop_counters,C", "Enable this if running inside Hadoop") - ("bidir,b", "Rules are tagged as being F->E or E->F, invert E rules in output") - ("help,h", "Print this help message and exit"); - po::options_description clo("Command line options"); - po::options_description dcmdline_options; - dcmdline_options.add(opts); - - po::store(parse_command_line(argc, argv, dcmdline_options), *conf); - po::notify(*conf); - - if (conf->count("help")) { - cerr << "\nUsage: mr_stripe_rule_reduce [-options]\n"; - cerr << dcmdline_options << endl; - exit(1); - } -} - -void PlusEquals(const ID2RuleStatistics& v, ID2RuleStatistics* self) { - for (ID2RuleStatistics::const_iterator it = v.begin(); it != v.end(); ++it) { - RuleStatistics& dest = (*self)[it->first]; - dest += it->second; - // TODO - do something smarter about alignments? - if (dest.aligns.empty() && !it->second.aligns.empty()) - dest.aligns = it->second.aligns; - } -} - -void WriteKeyValue(const vector<WordID>& key, const ID2RuleStatistics& val) { - cout << TD::GetString(key) << '\t'; - bool needdiv = false; - for (ID2RuleStatistics::const_iterator it = val.begin(); it != val.end(); ++it) { - if (needdiv) cout << " ||| "; else needdiv = true; - cout << TD::GetString(it->first) << " ||| " << it->second; - } - cout << endl; - if (use_hadoop_counters) cerr << "reporter:counter:UserCounters,RuleCount," << val.size() << endl; -} - -void DoPhraseMarginals(const vector<WordID>& key, const bool bidir, ID2RuleStatistics* val) { - static const WordID kF = TD::Convert("F"); - static const WordID kE = TD::Convert("E"); - static const int kCF = FD::Convert("CF"); - static const int kCE = FD::Convert("CE"); - static const int kCFE = FD::Convert("CFE"); - assert(key.size() > 0); - int cur_marginal_id = kCF; - if (bidir) { - if (key[0] != kF && key[0] != kE) { - cerr << "DoPhraseMarginals expects keys to have the from 'F|E [NT] word word word'\n"; - cerr << " but got: " << TD::GetString(key) << endl; - exit(1); - } - if (key[0] == kE) cur_marginal_id = kCE; - } - double tot = 0; - for (ID2RuleStatistics::iterator it = val->begin(); it != val->end(); ++it) - tot += it->second.counts.get(kCFE); - for (ID2RuleStatistics::iterator it = val->begin(); it != val->end(); ++it) { - it->second.counts.set_value(cur_marginal_id, tot); - - // prevent double counting of the joint - if (cur_marginal_id == kCE) it->second.counts.erase(kCFE); - } -} - -void WriteWithInversions(const vector<WordID>& key, const ID2RuleStatistics& val) { - static const WordID kE = TD::Convert("E"); - static const WordID kDIV = TD::Convert("|||"); - vector<WordID> new_key(key.size() - 1); - for (int i = 1; i < key.size(); ++i) - new_key[i - 1] = key[i]; - const bool do_invert = (key[0] == kE); - if (!do_invert) { - WriteKeyValue(new_key, val); - } else { - ID2RuleStatistics inv; - assert(new_key.size() > 2); - vector<WordID> tk(new_key.size() - 2); - for (int i = 0; i < tk.size(); ++i) - tk[i] = new_key[2 + i]; - RuleStatistics& inv_stats = inv[tk]; - for (ID2RuleStatistics::const_iterator it = val.begin(); it != val.end(); ++it) { - inv_stats.counts = it->second.counts; - vector<WordID> ekey(2 + it->first.size()); - ekey[0] = key[1]; - ekey[1] = kDIV; - for (int i = 0; i < it->first.size(); ++i) - ekey[2+i] = it->first[i]; - WriteKeyValue(ekey, inv); - } - } -} - -struct Reducer { - Reducer(bool phrase_marginals, bool bidir) : pm_(phrase_marginals), bidir_(bidir) {} - - void ProcessLine(const vector<WordID>& key, const ID2RuleStatistics& rules) { - if (cur_key_ != key) { - if (cur_key_.size() > 0) Emit(); - acc_.clear(); - cur_key_ = key; - } - PlusEquals(rules, &acc_); - } - - ~Reducer() { - Emit(); - } - - void Emit() { - if (pm_) - DoPhraseMarginals(cur_key_, bidir_, &acc_); - if (bidir_) - WriteWithInversions(cur_key_, acc_); - else - WriteKeyValue(cur_key_, acc_); - } - - const bool pm_; - const bool bidir_; - vector<WordID> cur_key_; - ID2RuleStatistics acc_; -}; - -void cb(const vector<WordID>& key, const ID2RuleStatistics& contexts, void* red) { - static_cast<Reducer*>(red)->ProcessLine(key, contexts); -} - - -int main(int argc, char** argv) { - po::variables_map conf; - InitCommandLine(argc, argv, &conf); - - char* buf = new char[MAX_LINE_LENGTH]; - vector<WordID> key, cur_key; - int line = 0; - use_hadoop_counters = conf.count("use_hadoop_counters") > 0; - const bool phrase_marginals = conf.count("phrase_marginals") > 0; - const bool bidir = conf.count("bidir") > 0; - Reducer reducer(phrase_marginals, bidir); - StripedGrammarLexer::ReadContexts(&cin, cb, &reducer); - return 0; -} - |