PolyMatchStringKernel.h

Go to the documentation of this file.
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) 1999-2009 Soeren Sonnenburg
00008  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
00009  */
00010 
00011 #ifndef _POLYMATCHSTRINGKERNEL_H___
00012 #define _POLYMATCHSTRINGKERNEL_H___
00013 
00014 #include "lib/common.h"
00015 #include "kernel/StringKernel.h"
00016 
00034 class CPolyMatchStringKernel: public CStringKernel<char>
00035 {
00036     public:
00043         CPolyMatchStringKernel(int32_t size, int32_t degree, bool inhomogene);
00044 
00052         CPolyMatchStringKernel(
00053             CStringFeatures<char>* l, CStringFeatures<char>* r,
00054             int32_t degree, bool inhomogene);
00055 
00056         virtual ~CPolyMatchStringKernel();
00057 
00064         virtual bool init(CFeatures* l, CFeatures* r);
00065 
00067         virtual void cleanup();
00068 
00074         virtual bool load_init(FILE* src);
00075 
00081         virtual bool save_init(FILE* dest);
00082 
00087         virtual EKernelType get_kernel_type()
00088         {
00089             return K_POLYMATCH;
00090         }
00091 
00096         virtual const char* get_name() const { return "PolyMatchString"; }
00097 
00098     protected:
00107         virtual float64_t compute(int32_t idx_a, int32_t idx_b);
00108 
00109     protected:
00111         int32_t degree;
00113         bool inhomogene;
00114 };
00115 
00116 #endif /* _POLYMATCHSTRINGKERNEL_H___ */

SHOGUN Machine Learning Toolbox - Documentation