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 
00021 class CLogPlusOne : public CSimplePreProc<DREAL>
00022 {
00023     public:
00025         CLogPlusOne();
00026         virtual ~CLogPlusOne();
00027 
00029         virtual bool init(CFeatures* f);
00030 
00032         virtual bool load_init_data(FILE* src);
00034         virtual bool save_init_data(FILE* dst);
00036         virtual void cleanup();
00038         virtual bool load(FILE* f);
00040         virtual bool save(FILE* f);
00041 
00045         virtual DREAL* apply_to_feature_matrix(CFeatures* f);
00046 
00049         virtual DREAL* apply_to_feature_vector(DREAL* f, INT &len);
00050 };
00051 #endif
00052 

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