mosesdecoder/mert/FeatureStats.h
nicolabertoldi 281bf610b8 added binary read/load facility for feature data
added names of features in the header
added methods to access the features by name


git-svn-id: https://mosesdecoder.svn.sourceforge.net/svnroot/mosesdecoder/trunk@1819 1f5c12ca-751b-0410-a591-d2e778427230
2008-06-05 07:23:34 +00:00

75 lines
1.7 KiB
C++

/*
* FeatureStats.h
* met - Minimum Error Training
*
* Created by Nicola Bertoldi on 13/05/08.
*
*/
#ifndef FEATURE_STATS_H
#define FEATURE_STATS_H
using namespace std;
#include <limits>
#include <vector>
#include <iostream>
#include "Util.h"
#define FEATURE_STATS_MIN (numeric_limits<FeatureStatsType>::min())
#define ATOFST(str) ((FeatureStatsType) atof(str))
#define bytes_ (entries_*sizeof(FeatureStatsType))
class FeatureStats
{
private:
featstats_t array2_;
size_t entries_;
size_t available_;
public:
FeatureStats();
FeatureStats(const size_t size);
FeatureStats(const FeatureStats &stats);
FeatureStats(std::string &theString);
FeatureStats& operator=(const FeatureStats &stats);
~FeatureStats();
bool isfull(){return (entries_ < available_)?0:1; }
void expand();
void add(FeatureStatsType v);
inline void clear() { memset((void*) array2_,0,bytes_); }
inline FeatureStatsType get(size_t i){ return array2_[i]; }
inline FeatureStatsType get(size_t i)const{ return array2_[i]; }
inline featstats_t getArray() const { return array2_; }
void set(std::string &theString);
inline size_t bytes() const{ return bytes_; }
inline size_t size() const{ return entries_; }
inline size_t available() const{ return available_; }
void savetxt(const std::string &file);
void savetxt(ofstream& outFile);
void savebin(ofstream& outFile);
inline void savetxt(){ savetxt("/dev/stdout"); }
void loadtxt(const std::string &file);
void loadtxt(ifstream& inFile);
void loadbin(ifstream& inFile);
inline void reset(){ entries_ = 0; clear(); }
/**write the whole object to a stream*/
friend ostream& operator<<(ostream& o, const FeatureStats& e);
};
#endif