PLearn 0.1
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returns exp(-phi*(sum_i[abs(x1_i^a - x2_i^a)^b])^c) More...
#include <GeneralizedDistanceRBFKernel.h>
Public Member Functions | |
GeneralizedDistanceRBFKernel () | |
GeneralizedDistanceRBFKernel (real the_phi, real the_a, real the_b, real the_c) | |
virtual string | classname () const |
virtual OptionList & | getOptionList () const |
virtual OptionMap & | getOptionMap () const |
virtual RemoteMethodMap & | getRemoteMethodMap () const |
virtual GeneralizedDistanceRBFKernel * | deepCopy (CopiesMap &copies) const |
virtual real | evaluate (const Vec &x1, const Vec &x2) const |
** Subclasses must override this method ** | |
Static Public Member Functions | |
static string | _classname_ () |
static OptionList & | _getOptionList_ () |
static RemoteMethodMap & | _getRemoteMethodMap_ () |
static Object * | _new_instance_for_typemap_ () |
static bool | _isa_ (const Object *o) |
static void | _static_initialize_ () |
static const PPath & | declaringFile () |
Static Public Attributes | |
static StaticInitializer | _static_initializer_ |
Static Protected Member Functions | |
static void | declareOptions (OptionList &ol) |
recognized options are "phi", "a", "b" and "c" | |
Protected Attributes | |
real | phi |
real | a |
real | b |
real | c |
Private Types | |
typedef Kernel | inherited |
returns exp(-phi*(sum_i[abs(x1_i^a - x2_i^a)^b])^c)
Definition at line 55 of file GeneralizedDistanceRBFKernel.h.
typedef Kernel PLearn::GeneralizedDistanceRBFKernel::inherited [private] |
Reimplemented from PLearn::Kernel.
Definition at line 57 of file GeneralizedDistanceRBFKernel.h.
PLearn::GeneralizedDistanceRBFKernel::GeneralizedDistanceRBFKernel | ( | ) | [inline] |
string PLearn::GeneralizedDistanceRBFKernel::_classname_ | ( | ) | [static] |
Reimplemented from PLearn::Kernel.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
OptionList & PLearn::GeneralizedDistanceRBFKernel::_getOptionList_ | ( | ) | [static] |
Reimplemented from PLearn::Kernel.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
RemoteMethodMap & PLearn::GeneralizedDistanceRBFKernel::_getRemoteMethodMap_ | ( | ) | [static] |
Reimplemented from PLearn::Kernel.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
Reimplemented from PLearn::Kernel.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
Object * PLearn::GeneralizedDistanceRBFKernel::_new_instance_for_typemap_ | ( | ) | [static] |
Reimplemented from PLearn::Object.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
StaticInitializer GeneralizedDistanceRBFKernel::_static_initializer_ & PLearn::GeneralizedDistanceRBFKernel::_static_initialize_ | ( | ) | [static] |
Reimplemented from PLearn::Kernel.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
string PLearn::GeneralizedDistanceRBFKernel::classname | ( | ) | const [virtual] |
Reimplemented from PLearn::Object.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
void PLearn::GeneralizedDistanceRBFKernel::declareOptions | ( | OptionList & | ol | ) | [static, protected] |
recognized options are "phi", "a", "b" and "c"
Reimplemented from PLearn::Kernel.
Definition at line 65 of file GeneralizedDistanceRBFKernel.cc.
References a, b, PLearn::OptionBase::buildoption, c, PLearn::declareOption(), and phi.
{ declareOption(ol, "phi", &GeneralizedDistanceRBFKernel::phi, OptionBase::buildoption, "TODO: Some comments"); declareOption(ol, "a", &GeneralizedDistanceRBFKernel::a, OptionBase::buildoption, "TODO: Some comments"); declareOption(ol, "b", &GeneralizedDistanceRBFKernel::b, OptionBase::buildoption, "TODO: Some comments"); declareOption(ol, "c", &GeneralizedDistanceRBFKernel::c, OptionBase::buildoption, "TODO: Some comments"); inherited::declareOptions(ol); }
static const PPath& PLearn::GeneralizedDistanceRBFKernel::declaringFile | ( | ) | [inline, static] |
GeneralizedDistanceRBFKernel * PLearn::GeneralizedDistanceRBFKernel::deepCopy | ( | CopiesMap & | copies | ) | const [virtual] |
Reimplemented from PLearn::Kernel.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
real PLearn::GeneralizedDistanceRBFKernel::evaluate | ( | const Vec & | x1, |
const Vec & | x2 | ||
) | const [virtual] |
** Subclasses must override this method **
returns K(x1,x2)
Implements PLearn::Kernel.
Definition at line 51 of file GeneralizedDistanceRBFKernel.cc.
References a, b, c, PLearn::exp(), i, PLearn::TVec< T >::length(), PLERROR, and PLearn::pow().
{ #ifdef BOUNDCHECK if(x1.length()!=x2.length()) PLERROR("IN GeneralizedDistanceRBFKernel::evaluate x1 and x2 must have the same length"); #endif real summ = 0.0; for(int i=0; i<x1.length(); i++) summ += pow(fabs(pow(x1[i],(real)a)-pow(x2[i],(real)a)), (real)b); return exp(-phi*pow(summ,c)); }
OptionList & PLearn::GeneralizedDistanceRBFKernel::getOptionList | ( | ) | const [virtual] |
Reimplemented from PLearn::Object.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
OptionMap & PLearn::GeneralizedDistanceRBFKernel::getOptionMap | ( | ) | const [virtual] |
Reimplemented from PLearn::Object.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
RemoteMethodMap & PLearn::GeneralizedDistanceRBFKernel::getRemoteMethodMap | ( | ) | const [virtual] |
Reimplemented from PLearn::Object.
Definition at line 49 of file GeneralizedDistanceRBFKernel.cc.
Reimplemented from PLearn::Kernel.
Definition at line 68 of file GeneralizedDistanceRBFKernel.h.
real PLearn::GeneralizedDistanceRBFKernel::a [protected] |
Definition at line 60 of file GeneralizedDistanceRBFKernel.h.
Referenced by declareOptions().
real PLearn::GeneralizedDistanceRBFKernel::b [protected] |
Definition at line 60 of file GeneralizedDistanceRBFKernel.h.
Referenced by declareOptions().
real PLearn::GeneralizedDistanceRBFKernel::c [protected] |
Definition at line 60 of file GeneralizedDistanceRBFKernel.h.
Referenced by declareOptions().
real PLearn::GeneralizedDistanceRBFKernel::phi [protected] |
Definition at line 60 of file GeneralizedDistanceRBFKernel.h.
Referenced by declareOptions().