PolyMatchStringKernel.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 _POLYMATCHSTRINGKERNEL_H___
00012 #define _POLYMATCHSTRINGKERNEL_H___
00013 
00014 #include "lib/common.h"
00015 #include "kernel/StringKernel.h"
00016 
00031 class CPolyMatchStringKernel: public CStringKernel<char>
00032 {
00033     public:
00040         CPolyMatchStringKernel(int32_t size, int32_t degree, bool inhomogene);
00041 
00049         CPolyMatchStringKernel(
00050             CStringFeatures<char>* l, CStringFeatures<char>* r,
00051             int32_t degree, bool inhomogene);
00052 
00053         virtual ~CPolyMatchStringKernel();
00054 
00061         virtual bool init(CFeatures* l, CFeatures* r);
00062 
00064         virtual void cleanup();
00065 
00071         virtual bool load_init(FILE* src);
00072 
00078         virtual bool save_init(FILE* dest);
00079 
00084         virtual EKernelType get_kernel_type()
00085         {
00086             return K_POLYMATCH;
00087         }
00088 
00093         virtual const char* get_name()
00094         {
00095             return "PolyMatchString";
00096         }
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___ */

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