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LogPlusOne.h
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * Written (W) 1999-2009 Soeren Sonnenburg
8  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
9  */
10 
11 #ifndef _CLOGPLUSONE__H__
12 #define _CLOGPLUSONE__H__
13 
14 #include <shogun/lib/config.h>
15 
18 #include <shogun/lib/common.h>
19 
20 
21 namespace shogun
22 {
34 class CLogPlusOne : public CDensePreprocessor<float64_t>
35 {
36  public:
38  CLogPlusOne();
39 
41  virtual ~CLogPlusOne();
42 
44  virtual bool init(CFeatures* features);
45 
47  virtual void cleanup();
49  virtual bool load(FILE* f);
51  virtual bool save(FILE* f);
52 
57 
61 
63  virtual const char* get_name() const { return "LogPlusOne"; }
64 
66  virtual EPreprocessorType get_type() const { return P_LOGPLUSONE; }
67 };
68 }
69 #endif
virtual const char * get_name() const
Definition: LogPlusOne.h:63
EPreprocessorType
Definition: Preprocessor.h:32
virtual void cleanup()
cleanup
Definition: LogPlusOne.cpp:38
virtual SGVector< float64_t > apply_to_feature_vector(SGVector< float64_t > vector)
Definition: LogPlusOne.cpp:77
Preprocessor LogPlusOne does what the name says, it adds one to a dense real valued vector and takes ...
Definition: LogPlusOne.h:34
virtual bool init(CFeatures *features)
initialize preprocessor from features
Definition: LogPlusOne.cpp:29
Template class DensePreprocessor, base class for preprocessors (cf. CPreprocessor) that apply to CDen...
virtual bool load(FILE *f)
initialize preprocessor from file
Definition: LogPlusOne.cpp:43
virtual ~CLogPlusOne()
Definition: LogPlusOne.cpp:24
virtual bool save(FILE *f)
save preprocessor init-data to file
Definition: LogPlusOne.cpp:51
virtual SGMatrix< float64_t > apply_to_feature_matrix(CFeatures *features)
Definition: LogPlusOne.cpp:61
all of classes and functions are contained in the shogun namespace
Definition: class_list.h:18
The class Features is the base class of all feature objects.
Definition: Features.h:68
virtual EPreprocessorType get_type() const
return a type of preprocessor
Definition: LogPlusOne.h:66

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