diff options
Diffstat (limited to 'decoder/ff_dwarf.h')
-rw-r--r-- | decoder/ff_dwarf.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/decoder/ff_dwarf.h b/decoder/ff_dwarf.h deleted file mode 100644 index 3d6a7da6..00000000 --- a/decoder/ff_dwarf.h +++ /dev/null @@ -1,100 +0,0 @@ -#include <vector> -#include <map> -#include <string> -#include "ff.h" -#include "dwarf.h" -#include "lattice.h" - -using namespace std; - -class Dwarf : public FeatureFunction { - public: - Dwarf(const std::string& param); - /* State-related param - STATE_SIZE: the number of ints - MAXIMUM_ALIGNMENTS: the maximum number of alignments in the states, - each alignment point is encoded in one int - (the first two bytes for source, and the remaining one for target) - */ - static const int STATE_SIZE=53; - static const int IMPOSSIBLY_LARGE_POS = 9999999; - static const int MAXIMUM_ALIGNMENTS=37; - /* Read from file the Orientation(Source|Target model parameter. */ - static bool readOrientation(CountTable* table, const std::string& filename, std::map<WordID,int> *fw, bool pos=false); - /* Read from file the Dominance(Source|Target) model parameter. */ - static bool readDominance(CountTable* table, const std::string& filename, std::map<WordID,int> *fw, bool pos=false); - static bool readList(const std::string& filename, std::map<WordID,int>* fw); - static double IntegerToDouble(int val); - static int DoubleToInteger(double val); - bool readTags(const std::string& filename, std::map<WordID,WordID>* tags); - bool generalizeOrientation(CountTable* table, const std::map<WordID,WordID>& tags, bool pos=false); - bool generalizeDominance(CountTable* table, const std::map<WordID,WordID>& tags, bool pos=false); - static void stripIndex(const string& source, string* pkey, string* pidx) { - if (DEBUG) cerr << " stripIndex(" << source << ")" << endl; - int found = source.find_last_of("/"); - string idx = source.substr(found+1); - string key = source.substr(0,found); - if (DEBUG) cerr << " found=" << found << "," << key << "," << idx << endl; - pkey = &key; - pidx = &idx; - } - - - protected: - /* The high-level workflow is as follow: - 1. call *als->prepare*, which constructs the full alignment of the edge while taking into account the antecedents - also in this call, function words are identified. Most of the work in this call is to make sure the indexes - of the alignments (including the function words) are consistent with the newly created alignment - 2. call *als->computeOrientationSource*, *als->computeOrientationTarget*, - *als->computeDominanceSource*, or *als->computeDominanceTarget* - and pass the resulting score to either *features* or to *estimated_features* - 3. call *als->BorderingSFWsOnly()* and *als->BorderingTFWsOnly()*, which removes records of all function word - alignments except those at the borders. Note that fw alignments kept may be more than two on each side - for examples if there are a number of unaligned fw alignments before the leftmost alignment or the rightmost one - 4. call *als->simplify()*, which assigns the state of this edge (*context*). It simplifies the alignment space to - its most compact representation, enough to compute the unscored models. This is done by observing the surviving - function word alignments set by 3. - */ - void TraversalFeaturesImpl(const SentenceMetadata& smeta, - const HG::Edge& edge, - const std::vector<const void*>& ant_contexts, - SparseVector<double>* features, - SparseVector<double>* estimated_features, - void* context) const; - private: - Alignment* als; - /* Feature IDs set by calling FD::Convert(model's string) */ - int oris_, oris_bo1_, oris_bo2_, orit_, orit_bo1_, orit_bo2_; - int oris_backward_, orit_backward_, porislr_, porisrl_, goris_, pgorislr_, pgorisrl_; - int pdomslr_, pdomsrl_, pgdomslr_, pgdomsrl_; - int doms_, doms_bo1_, doms_bo2_, domt_, domt_bo1_, domt_bo2_; - int tfw_count_; - int bdoms_; - int poris_count; - int pgoris_count; - int poris_nlr, poris_nrl; // maximum depth (1->from the beginning of the sentence, 2-> from the end of the sentence) - int pgoris_nlr, pgoris_nrl; - int pdoms_nlr, pdoms_nrl; - int pgdoms_nlr, pgdoms_nrl; - int* _sent_id; - int* _fwcount; - WordID kSOS; - WordID kEOS; - string sSOS; - string sEOS; - WordID kGOAL; - /* model's flag, if set true will invoke the model scoring */ - bool flag_oris, flag_orit, flag_doms, flag_domt, flag_tfw_count, flag_oris_backward, flag_orit_backward, flag_bdoms; - bool flag_porislr, flag_porisrl, flag_goris, flag_pgorislr, flag_pgorisrl; - bool explicit_soseos; - bool flag_pdomslr, flag_pdomsrl, flag_pgdomslr, flag_pgdomsrl, flag_gdoms; - /* a collection of Source function words (sfw) and Target function words (tfw) */ - std::map<WordID,int> sfw; - std::map<WordID,int> tfw; - std::map<WordID,WordID> tags; - /* a collection of model's parameter */ - CountTable toris, torit, tdoms, tbdoms, tdomt, tporislr, tporisrl, tgoris, tpgorislr, tpgorisrl; - CountTable tpdomslr, tpdomsrl, tpgdomslr, tpgdomsrl; - void neighboringFWs(const Lattice& l, const int& i, const int& j, const map<WordID,int>& fw_hash, int* lfw, int* rfw); -}; - |