Module org.scijava.ops.image

Package org.scijava.ops.image.threshold.renyiEntropy

Class ComputeRenyiEntropyThreshold<T extends RealType<T>>

java.lang.Object

org.scijava.ops.image.threshold.AbstractComputeThresholdHistogram<T>

org.scijava.ops.image.threshold.renyiEntropy.ComputeRenyiEntropyThreshold<T>

All Implemented Interfaces:

BiConsumer<Histogram1d<T>,T>, Computers.Arity1<Histogram1d<T>,T>

public class ComputeRenyiEntropyThreshold<T extends RealType<T>>
extends AbstractComputeThresholdHistogram<T>

Implements a Renyi entropy based threshold method by Kapur, Sahoo, & Wong.

Author:

Barry DeZonia, Gabriel Landini

Implementation Note:

op names='threshold.renyiEntropy', priority='100.'

Constructor Summary

Constructors

Constructor	Description
ComputeRenyiEntropyThreshold()

Method Summary

Modifier and Type	Method	Description
static long	computeBin(long[] histogram)	Kapur J.N., Sahoo P.K., and Wong A.K.C.
long	computeBin(Histogram1d<T> hist)

Methods inherited from class org.scijava.ops.image.threshold.AbstractComputeThresholdHistogram

compute

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.BiConsumer

andThen

Methods inherited from interface org.scijava.function.Computers.Arity1

accept

Constructor Detail

ComputeRenyiEntropyThreshold

public ComputeRenyiEntropyThreshold()

Method Detail

computeBin

public long computeBin(Histogram1d<T> hist)

Specified by:

computeBin in class AbstractComputeThresholdHistogram<T extends RealType<T>>

Parameters:

hist - the Histogram1d

Returns:

the Renyi Entropy threshold value

computeBin

public static long computeBin(long[] histogram)

Kapur J.N., Sahoo P.K., and Wong A.K.C. (1985) "A New Method for
Gray-Level Picture Thresholding Using the Entropy of the Histogram"
Graphical Models and Image Processing, 29(3): 273-285
M. Emre Celebi
06.15.2007
Ported to ImageJ plugin by G.Landini from E Celebi's fourier_0.8
routines