boofcv.abst.feature.describe

Class ConfigSiftDescribe

java.lang.Object

boofcv.abst.feature.describe.ConfigSiftDescribe

All Implemented Interfaces:

boofcv.struct.Configuration, java.io.Serializable

public class ConfigSiftDescribe
extends java.lang.Object
implements boofcv.struct.Configuration

Configuration for DescribePointSift

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
double	maxDescriptorElementValue maxDescriptorElementValue Helps with non-affine changes in lighting.
int	numHistogramBins numHistogramBins Number of bins in histogram.
double	sigmaToPixels sigmaToPixels Conversion of sigma to pixels.
double	weightingSigmaFraction weightingSigmaFraction Sigma for Gaussian weighting function is set to this value * region width.
int	widthGrid widthGrid Width of grid in subregions.
int	widthSubregion widthSubregion Width of sub-region in samples.

Constructor Summary

Constructors

Constructor and Description
ConfigSiftDescribe()

Method Summary

Modifier and Type	Method and Description
void	checkValidity()

Methods inherited from class java.lang.Object

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

Field Detail

widthSubregion

public int widthSubregion

widthSubregion Width of sub-region in samples. Try 4

widthGrid

public int widthGrid

widthGrid Width of grid in subregions. Try 4.

numHistogramBins

public int numHistogramBins

numHistogramBins Number of bins in histogram. Try 8

sigmaToPixels

public double sigmaToPixels

sigmaToPixels Conversion of sigma to pixels. Used to scale the descriptor region. Try 1.0

weightingSigmaFraction

public double weightingSigmaFraction

weightingSigmaFraction Sigma for Gaussian weighting function is set to this value * region width. Try 0.5

maxDescriptorElementValue

public double maxDescriptorElementValue

maxDescriptorElementValue Helps with non-affine changes in lighting. See paper. Try 0.2

Constructor Detail

ConfigSiftDescribe

public ConfigSiftDescribe()

Method Detail

checkValidity

public void checkValidity()

Specified by:

checkValidity in interface boofcv.struct.Configuration