TensorProductPairKernel.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) 2009 Soeren Sonnenburg
00008  * Copyright (C) 2009 Fraunhofer Institute FIRST and Max-Planck-Society
00009  */
00010 
00011 #ifndef _TPPKKERNEL_H___
00012 #define _TPPKKERNEL_H___
00013 
00014 #include <shogun/lib/common.h>
00015 #include <shogun/kernel/DotKernel.h>
00016 #include <shogun/features/SimpleFeatures.h>
00017 
00018 namespace shogun
00019 {
00037 class CTensorProductPairKernel: public CDotKernel
00038 {
00039     public:
00041         CTensorProductPairKernel(void);
00042 
00048         CTensorProductPairKernel(int32_t size, CKernel* subkernel);
00049 
00056         CTensorProductPairKernel(CSimpleFeatures<int32_t> *l, CSimpleFeatures<int32_t> *r, CKernel* subkernel);
00057 
00058         virtual ~CTensorProductPairKernel();
00059 
00066         virtual bool init(CFeatures* l, CFeatures* r);
00067 
00072         virtual EKernelType get_kernel_type() { return K_TPPK; }
00073     
00074         /* register the parameters
00075          */
00076         virtual void register_params();
00077 
00082         virtual const char* get_name() const { return "TensorProductPairKernel"; }
00083 
00088         inline virtual EFeatureClass get_feature_class() { return C_SIMPLE; }
00089 
00094         virtual EFeatureType get_feature_type() { return F_INT; }
00095 
00096     protected:
00105         virtual float64_t compute(int32_t idx_a, int32_t idx_b);
00106 
00107     protected:
00109         CKernel* subkernel;
00110 };
00111 }
00112 #endif /* _TPPKKERNEL_H__ */
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines

SHOGUN Machine Learning Toolbox - Documentation