FixedDegreeStringKernel.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 _FIXEDDEGREESTRINGKERNEL_H___
00012 #define _FIXEDDEGREESTRINGKERNEL_H___
00013 
00014 #include <shogun/lib/common.h>
00015 #include <shogun/kernel/string/StringKernel.h>
00016 
00017 namespace shogun
00018 {
00031 class CFixedDegreeStringKernel: public CStringKernel<char>
00032 {
00033     void init();
00034 
00035     public:
00037         CFixedDegreeStringKernel();
00038 
00044         CFixedDegreeStringKernel(int32_t size, int32_t degree);
00045 
00052         CFixedDegreeStringKernel(
00053             CStringFeatures<char>* l, CStringFeatures<char>* r,
00054             int32_t degree);
00055 
00056         virtual ~CFixedDegreeStringKernel();
00057 
00064         virtual bool init(CFeatures* l, CFeatures* r);
00065 
00067         virtual void cleanup();
00068 
00073         virtual EKernelType get_kernel_type()
00074         {
00075             return K_FIXEDDEGREE;
00076         }
00077 
00082         virtual const char* get_name() const{ return "FixedDegreeStringKernel"; }
00083 
00084     protected:
00093         float64_t compute(int32_t idx_a, int32_t idx_b);
00095         int32_t degree;
00096 };
00097 }
00098 #endif /* _FIXEDDEGREESTRINGKERNEL_H___ */
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines

SHOGUN Machine Learning Toolbox - Documentation