boofcv.struct.feature

Class NccFeature

java.lang.Object

boofcv.struct.feature.TupleDesc_F64

boofcv.struct.feature.NccFeature

All Implemented Interfaces:

TupleDesc<TupleDesc_F64>

public class NccFeature
extends TupleDesc_F64

Description for normalized cross correlation (NCC). The descriptor's value in a NCC feature is the pixel intensity value minus the mean pixel intensity value.

value[i] = I(x,y) - mean

Field Summary

Fields

Modifier and Type	Field and Description
double	mean Mean pixel intensity Can be used to reconstruct the original values of the template.
double	sigma standard deviation of pixel intensity

Fields inherited from class boofcv.struct.feature.TupleDesc_F64

value

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NccFeature()
	NccFeature(int numFeatures)

Method Summary

Modifier and Type	Method and Description
NccFeature	copy() Creates a copy of this description
void	setTo(TupleDesc_F64 source) Sets this tuple to be the same as the provided tuple

Methods inherited from class boofcv.struct.feature.TupleDesc_F64

fill, getDouble, getValue, set, set, setValue, size

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

mean

public double mean

Mean pixel intensity Can be used to reconstruct the original values of the template.

sigma

public double sigma

standard deviation of pixel intensity

Constructor Detail

NccFeature

public NccFeature(int numFeatures)

NccFeature

protected NccFeature()

Method Detail

copy

public NccFeature copy()

Description copied from interface: TupleDesc

Creates a copy of this description

Specified by:

copy in interface TupleDesc<TupleDesc_F64>

Overrides:

copy in class TupleDesc_F64

Returns:

Copy

setTo

public void setTo(TupleDesc_F64 source)

Description copied from interface: TupleDesc

Sets this tuple to be the same as the provided tuple

Specified by:

setTo in interface TupleDesc<TupleDesc_F64>

Overrides:

setTo in class TupleDesc_F64

Parameters:

source - The tuple which this one is to become a copy of.