LogPlusOne.h

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00001 /*
00002  * This program is free software; you can redistribute it and/or modify
00003  * it under the terms of the GNU General Public License as published by
00004  * the Free Software Foundation; either version 3 of the License, or
00005  * (at your option) any later version.
00006  *
00007  * Written (W) 1999-2008 Soeren Sonnenburg
00008  * Copyright (C) 1999-2008 Fraunhofer Institute FIRST and Max-Planck-Society
00009  */
00010 
00011 #ifndef _CLOGPLUSONE__H__
00012 #define _CLOGPLUSONE__H__
00013 
00014 #include "preproc/SimplePreProc.h"
00015 #include "features/Features.h"
00016 #include "lib/common.h"
00017 
00018 #include <stdio.h>
00019 
00030 class CLogPlusOne : public CSimplePreProc<float64_t>
00031 {
00032     public:
00034         CLogPlusOne();
00035         virtual ~CLogPlusOne();
00036 
00038         virtual bool init(CFeatures* f);
00039 
00041         virtual bool load_init_data(FILE* src);
00043         virtual bool save_init_data(FILE* dst);
00045         virtual void cleanup();
00047         virtual bool load(FILE* f);
00049         virtual bool save(FILE* f);
00050 
00054         virtual float64_t* apply_to_feature_matrix(CFeatures* f);
00055 
00058         virtual float64_t* apply_to_feature_vector(float64_t* f, int32_t &len);
00059 };
00060 #endif
00061 

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