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

Configures the SIFT feature descriptor.

See Also:

DescribePointSift, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
int	gridWidth Number of grid elements along a side.
int	numHistBins Number of bins in the orientation histogram.
int	numSamples Number of samples along a grid.
double	sigmaToRadius Conversation from scale space to pixels.
double	weightSigma Adjusts descriptor element's weighting from center.

Constructor Summary

Constructors

Constructor and Description
ConfigSiftDescribe()
ConfigSiftDescribe(int gridWidth, int numSamples, int numHistBins, double weightSigma, double sigmaToRadius)

Method Summary

Methods

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

gridWidth

public int gridWidth

Number of grid elements along a side. Typically 4

numSamples

public int numSamples

Number of samples along a grid. Typically 8

numHistBins

public int numHistBins

Number of bins in the orientation histogram. Typically 8

weightSigma

public double weightSigma

Adjusts descriptor element's weighting from center. Typically 0.5

sigmaToRadius

public double sigmaToRadius

Conversation from scale space to pixels. Typically 3

Constructor Detail

ConfigSiftDescribe

public ConfigSiftDescribe(int gridWidth,
                  int numSamples,
                  int numHistBins,
                  double weightSigma,
                  double sigmaToRadius)

ConfigSiftDescribe

public ConfigSiftDescribe()

Method Detail

checkValidity

public void checkValidity()

Specified by:

checkValidity in interface boofcv.struct.Configuration