SHOGUN
v1.1.0
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SimpleLocalityImprovedString kernel, is a ``simplified'' and better performing version of the Locality improved kernel.
It can be defined as
where if
and 0 otherwise.
Definition at line 30 of file SimpleLocalityImprovedStringKernel.h.
Public Member Functions | |
CSimpleLocalityImprovedStringKernel () | |
CSimpleLocalityImprovedStringKernel (int32_t size, int32_t length, int32_t inner_degree, int32_t outer_degree) | |
CSimpleLocalityImprovedStringKernel (CStringFeatures< char > *l, CStringFeatures< char > *r, int32_t length, int32_t inner_degree, int32_t outer_degree) | |
virtual | ~CSimpleLocalityImprovedStringKernel () |
virtual bool | init (CFeatures *l, CFeatures *r) |
virtual void | cleanup () |
virtual EKernelType | get_kernel_type () |
virtual const char * | get_name () const |
Protected Member Functions | |
float64_t | compute (int32_t idx_a, int32_t idx_b) |
Protected Attributes | |
int32_t | length |
int32_t | inner_degree |
int32_t | outer_degree |
float64_t * | pyramid_weights |
int32_t | num_pyramid_weights |
default constructor
Definition at line 19 of file SimpleLocalityImprovedStringKernel.cpp.
CSimpleLocalityImprovedStringKernel | ( | int32_t | size, |
int32_t | length, | ||
int32_t | inner_degree, | ||
int32_t | outer_degree | ||
) |
constructor
size | cache size |
length | length |
inner_degree | inner degree |
outer_degree | outer degree |
Definition at line 25 of file SimpleLocalityImprovedStringKernel.cpp.
CSimpleLocalityImprovedStringKernel | ( | CStringFeatures< char > * | l, |
CStringFeatures< char > * | r, | ||
int32_t | length, | ||
int32_t | inner_degree, | ||
int32_t | outer_degree | ||
) |
constructor
l | features of left-hand side |
r | features of right-hand side |
length | length |
inner_degree | inner degree |
outer_degree | outer degree |
Definition at line 36 of file SimpleLocalityImprovedStringKernel.cpp.
~CSimpleLocalityImprovedStringKernel | ( | ) | [virtual] |
Definition at line 50 of file SimpleLocalityImprovedStringKernel.cpp.
void cleanup | ( | ) | [virtual] |
clean up kernel
Reimplemented from CKernel.
Definition at line 108 of file SimpleLocalityImprovedStringKernel.cpp.
compute kernel function for features a and b idx_{a,b} denote the index of the feature vectors in the corresponding feature object
idx_a | index a |
idx_b | index b |
Implements CKernel.
Definition at line 204 of file SimpleLocalityImprovedStringKernel.cpp.
virtual EKernelType get_kernel_type | ( | ) | [virtual] |
return what type of kernel we are
Implements CStringKernel< char >.
Definition at line 75 of file SimpleLocalityImprovedStringKernel.h.
virtual const char* get_name | ( | ) | const [virtual] |
return the kernel's name
Reimplemented from CStringKernel< char >.
Definition at line 84 of file SimpleLocalityImprovedStringKernel.h.
initialize kernel
l | features of left-hand side |
r | features of right-hand side |
Reimplemented from CStringKernel< char >.
Definition at line 55 of file SimpleLocalityImprovedStringKernel.cpp.
int32_t inner_degree [protected] |
inner degree
Definition at line 123 of file SimpleLocalityImprovedStringKernel.h.
int32_t length [protected] |
length
Definition at line 121 of file SimpleLocalityImprovedStringKernel.h.
int32_t num_pyramid_weights [protected] |
number of pyramid weights
Definition at line 130 of file SimpleLocalityImprovedStringKernel.h.
int32_t outer_degree [protected] |
outer degree
Definition at line 125 of file SimpleLocalityImprovedStringKernel.h.
float64_t* pyramid_weights [protected] |
pyramid weights
Definition at line 128 of file SimpleLocalityImprovedStringKernel.h.