GClasses::SOM::GaussianWindowFunction Class Reference
Detailed Description
Uses a unit-height, zero-mean Gaussian weighting with the width as sigma truncated to 0 at 5 standard deviations.
#include <GSelfOrganizingMap.h>
Inheritance diagram for GClasses::SOM::GaussianWindowFunction:
Public Member Functions | |
| virtual | ~GaussianWindowFunction () |
| Virtual destructor for good memory hygiene. More... | |
| virtual double | minZeroDistance (double width) const |
| The Gaussian is truncated to 0 after 5 standard deviations. More... | |
| virtual double | operator() (double width, double distance) const |
| Returns exp(-0.5(distance/width)^2) if distance < 5*width, 0 otherwise. More... | |
 Public Member Functions inherited from GClasses::SOM::NeighborhoodWindowFunction | |
| virtual | ~NeighborhoodWindowFunction () |
| Virtual destructor for good memory hygiene. More... | |
Constructor & Destructor Documentation
|
inlinevirtual |
Virtual destructor for good memory hygiene.
Member Function Documentation
|
inlinevirtual |
The Gaussian is truncated to 0 after 5 standard deviations.
See NeighborhoodWindowFunction::minZeroDistance()
Implements GClasses::SOM::NeighborhoodWindowFunction.
|
virtual |
Returns exp(-0.5(distance/width)^2) if distance < 5*width, 0 otherwise.
See NeighborhoodWindowFunction::operator()
Implements GClasses::SOM::NeighborhoodWindowFunction.
