1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
#ifndef _FF_RULES_H_
#define _FF_RULES_H_
#include <vector>
#include <map>
#include "trule.h"
#include "ff.h"
#include "hg.h"
#include "array2d.h"
#include "wordid.h"
class RuleIdentityFeatures : public FeatureFunction {
public:
RuleIdentityFeatures(const std::string& param);
protected:
virtual 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;
virtual void PrepareForInput(const SentenceMetadata& smeta);
private:
mutable std::map<const TRule*, int> rule2_fid_;
};
class RuleSourceBigramFeatures : public FeatureFunction {
public:
RuleSourceBigramFeatures(const std::string& param);
protected:
virtual void TraversalFeaturesImpl(const SentenceMetadata& smeta,
const Hypergraph::Edge& edge,
const std::vector<const void*>& ant_contexts,
SparseVector<double>* features,
SparseVector<double>* estimated_features,
void* context) const;
virtual void PrepareForInput(const SentenceMetadata& smeta);
private:
mutable std::map<const TRule*, SparseVector<double> > rule2_feats_;
};
class RuleTargetBigramFeatures : public FeatureFunction {
public:
RuleTargetBigramFeatures(const std::string& param);
protected:
virtual 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;
virtual void PrepareForInput(const SentenceMetadata& smeta);
private:
mutable std::map<const TRule*, SparseVector<double> > rule2_feats_;
};
#endif
|
