PolyKernel.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 _POLYKERNEL_H___
00012 #define _POLYKERNEL_H___
00013 
00014 #include "lib/common.h"
00015 #include "kernel/SimpleKernel.h"
00016 #include "features/SimpleFeatures.h"
00017 
00018 namespace shogun
00019 {
00034 class CPolyKernel: public CSimpleKernel<float64_t>
00035 {
00036     public:
00045         CPolyKernel(CSimpleFeatures<float64_t>* l, CSimpleFeatures<float64_t>* r,
00046             int32_t d, bool inhom, int32_t size=10);
00047 
00054         CPolyKernel(int32_t size, int32_t degree, bool inhomogene=true);
00055 
00056         virtual ~CPolyKernel();
00057 
00064         virtual bool init(CFeatures* l, CFeatures* r);
00065 
00067         virtual void cleanup();
00068 
00073         virtual EKernelType get_kernel_type() { return K_POLY; }
00074 
00079         virtual const char* get_name() const { return "Poly"; };
00080 
00081     protected:
00090         virtual float64_t compute(int32_t idx_a, int32_t idx_b);
00091 
00092     protected:
00094         int32_t degree;
00096         bool inhomogene;
00097 };
00098 }
00099 #endif /* _POLYKERNEL_H__ */
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines

SHOGUN Machine Learning Toolbox - Documentation