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TensorProductPairKernel.h
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * Written (W) 2009 Soeren Sonnenburg
8  * Copyright (C) 2009 Fraunhofer Institute FIRST and Max-Planck-Society
9  */
10 
11 #ifndef _TPPKKERNEL_H___
12 #define _TPPKKERNEL_H___
13 
14 #include <shogun/lib/config.h>
15 
16 #include <shogun/lib/common.h>
19 
20 namespace shogun
21 {
40 {
41  public:
44 
51 
59 
60  virtual ~CTensorProductPairKernel();
61 
68  virtual bool init(CFeatures* l, CFeatures* r);
69 
74  virtual EKernelType get_kernel_type() { return K_TPPK; }
75 
76  /* register the parameters
77  */
78  virtual void register_params();
79 
84  virtual const char* get_name() const { return "TensorProductPairKernel"; }
85 
90  virtual EFeatureClass get_feature_class() { return C_DENSE; }
91 
96  virtual EFeatureType get_feature_type() { return F_INT; }
97 
98  protected:
107  virtual float64_t compute(int32_t idx_a, int32_t idx_b);
108 
109  protected:
112 };
113 }
114 #endif /* _TPPKKERNEL_H__ */
The class DenseFeatures implements dense feature matrices.
Definition: LDA.h:41
EKernelType
Definition: Kernel.h:57
Computes the Tensor Product Pair Kernel (TPPK).
virtual const char * get_name() const
EFeatureClass
shogun feature class
Definition: FeatureTypes.h:38
Template class DotKernel is the base class for kernels working on DotFeatures.
Definition: DotKernel.h:31
virtual EFeatureClass get_feature_class()
double float64_t
Definition: common.h:50
virtual bool init(CFeatures *l, CFeatures *r)
virtual float64_t compute(int32_t idx_a, int32_t idx_b)
EFeatureType
shogun feature type
Definition: FeatureTypes.h:19
all of classes and functions are contained in the shogun namespace
Definition: class_list.h:18
The class Features is the base class of all feature objects.
Definition: Features.h:68
The Kernel base class.
Definition: Kernel.h:158

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