diff options
Diffstat (limited to 'decoder')
-rw-r--r-- | decoder/Makefile.am | 1 | ||||
-rw-r--r-- | decoder/ttables.cc | 31 | ||||
-rw-r--r-- | decoder/ttables.h | 87 |
3 files changed, 0 insertions, 119 deletions
diff --git a/decoder/Makefile.am b/decoder/Makefile.am index a6dbfca4..bf368c6d 100644 --- a/decoder/Makefile.am +++ b/decoder/Makefile.am @@ -55,7 +55,6 @@ libcdec_a_SOURCES = \ earley_composer.cc \ phrasetable_fst.cc \ trule.cc \ - ttables.cc \ ff.cc \ ff_lm.cc \ ff_ruleshape.cc \ diff --git a/decoder/ttables.cc b/decoder/ttables.cc deleted file mode 100644 index 2ea960f0..00000000 --- a/decoder/ttables.cc +++ /dev/null @@ -1,31 +0,0 @@ -#include "ttables.h" - -#include <cassert> - -#include "dict.h" - -using namespace std; -using namespace std::tr1; - -void TTable::DeserializeProbsFromText(std::istream* in) { - int c = 0; - while(*in) { - string e; - string f; - double p; - (*in) >> e >> f >> p; - if (e.empty()) break; - ++c; - ttable[TD::Convert(e)][TD::Convert(f)] = prob_t(p); - } - cerr << "Loaded " << c << " translation parameters.\n"; -} - -void TTable::SerializeHelper(string* out, const Word2Word2Double& o) { - assert(!"not implemented"); -} - -void TTable::DeserializeHelper(const string& in, Word2Word2Double* o) { - assert(!"not implemented"); -} - diff --git a/decoder/ttables.h b/decoder/ttables.h deleted file mode 100644 index 3ffc238a..00000000 --- a/decoder/ttables.h +++ /dev/null @@ -1,87 +0,0 @@ -#ifndef _TTABLES_H_ -#define _TTABLES_H_ - -#include <iostream> -#include <map> - -#include "wordid.h" -#include "prob.h" -#include "tdict.h" - -class TTable { - public: - TTable() {} - typedef std::map<WordID, double> Word2Double; - typedef std::map<WordID, Word2Double> Word2Word2Double; - inline const prob_t prob(const int& e, const int& f) const { - const Word2Word2Double::const_iterator cit = ttable.find(e); - if (cit != ttable.end()) { - const Word2Double& cpd = cit->second; - const Word2Double::const_iterator it = cpd.find(f); - if (it == cpd.end()) return prob_t(0.00001); - return prob_t(it->second); - } else { - return prob_t(0.00001); - } - } - inline void Increment(const int& e, const int& f) { - counts[e][f] += 1.0; - } - inline void Increment(const int& e, const int& f, double x) { - counts[e][f] += x; - } - void Normalize() { - ttable.swap(counts); - for (Word2Word2Double::iterator cit = ttable.begin(); - cit != ttable.end(); ++cit) { - double tot = 0; - Word2Double& cpd = cit->second; - for (Word2Double::iterator it = cpd.begin(); it != cpd.end(); ++it) - tot += it->second; - for (Word2Double::iterator it = cpd.begin(); it != cpd.end(); ++it) - it->second /= tot; - } - counts.clear(); - } - // adds counts from another TTable - probabilities remain unchanged - TTable& operator+=(const TTable& rhs) { - for (Word2Word2Double::const_iterator it = rhs.counts.begin(); - it != rhs.counts.end(); ++it) { - const Word2Double& cpd = it->second; - Word2Double& tgt = counts[it->first]; - for (Word2Double::const_iterator j = cpd.begin(); j != cpd.end(); ++j) { - tgt[j->first] += j->second; - } - } - return *this; - } - void ShowTTable() { - for (Word2Word2Double::iterator it = ttable.begin(); it != ttable.end(); ++it) { - Word2Double& cpd = it->second; - for (Word2Double::iterator j = cpd.begin(); j != cpd.end(); ++j) { - std::cerr << "P(" << TD::Convert(j->first) << '|' << TD::Convert(it->first) << ") = " << j->second << std::endl; - } - } - } - void ShowCounts() { - for (Word2Word2Double::iterator it = counts.begin(); it != counts.end(); ++it) { - Word2Double& cpd = it->second; - for (Word2Double::iterator j = cpd.begin(); j != cpd.end(); ++j) { - std::cerr << "c(" << TD::Convert(j->first) << '|' << TD::Convert(it->first) << ") = " << j->second << std::endl; - } - } - } - void DeserializeProbsFromText(std::istream* in); - void SerializeCounts(std::string* out) const { SerializeHelper(out, counts); } - void DeserializeCounts(const std::string& in) { DeserializeHelper(in, &counts); } - void SerializeProbs(std::string* out) const { SerializeHelper(out, ttable); } - void DeserializeProbs(const std::string& in) { DeserializeHelper(in, &ttable); } - private: - static void SerializeHelper(std::string*, const Word2Word2Double& o); - static void DeserializeHelper(const std::string&, Word2Word2Double* o); - public: - Word2Word2Double ttable; - Word2Word2Double counts; -}; - -#endif |