Package gpl

Class PeakDetector

java.lang.Object

gpl.PeakDetector

public class PeakDetector
extends Object

Really simple detector, looking for peaks rising above some threshold.

Author:

Doug Gillespie

Constructor Summary

Constructors

Constructor	Description
PeakDetector(GPLControlledUnit gplControlledUnit, int minGap, int binLo, int binHi)

Method Summary

Modifier and Type	Method	Description
DetectedPeak	detectPeaks(FFTDataUnit fftDataUnit, double[] whiteData, double data, double lowThreshold, double highThreshold)	Look for peaks in the detection statistic.
int	getPeakState()
double	getSliceEnergy(FFTDataUnit fftDataUnit)	Get the energy within frequency limits for a slice being added to a peak

Methods inherited from class java.lang.Object

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

Constructor Details

PeakDetector

public PeakDetector(GPLControlledUnit gplControlledUnit,
 int minGap,
 int binLo,
 int binHi)

Method Details

detectPeaks

public DetectedPeak detectPeaks(FFTDataUnit fftDataUnit,
 double[] whiteData,
 double data,
 double lowThreshold,
 double highThreshold)

Look for peaks in the detection statistic.

Parameters:

fftDataUnit -

whiteData -

data -

lowThreshold -

highThreshold -

Returns:

mostly null, a non null Peak when one is finished invalid input: '&' complete.

getSliceEnergy

public double getSliceEnergy(FFTDataUnit fftDataUnit)

Get the energy within frequency limits for a slice being added to a peak

Parameters:

fftDataUnit -

Returns:

sum magsq of FFT data.

getPeakState

public int getPeakState()