com.meapsoft.featextractors
Class AvgFreqSimple

java.lang.Object
  com.meapsoft.featextractors.FeatureExtractor
      com.meapsoft.featextractors.AvgFreqSimple

public class AvgFreqSimple

extends FeatureExtractor

Picks the strongest fourier harmonic in every frame and calls it the freq. Based on AvgPitchSimple

Field Summary

protected double	bin2hz
protected double[]	linSpec
protected int	N

Constructor Summary

AvgFreqSimple()

AvgFreqSimple(int N, double sampleRate)

Method Summary

java.lang.String	description() Returns a short string describing what this feature extractor does.
double[]	features(STFT stft, long startFrame, int length) Extract features from a chunk of STFT data.

Methods inherited from class java.lang.Object

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

Field Detail

linSpec

protected double[] linSpec

bin2hz

protected double bin2hz

N

protected int N

Constructor Detail

AvgFreqSimple

public AvgFreqSimple()

AvgFreqSimple

public AvgFreqSimple(int N,
                     double sampleRate)

Method Detail

features

public double[] features(STFT stft,
                         long startFrame,
                         int length)

Description copied from class: FeatureExtractor

Extract features from a chunk of STFT data.

Specified by:

features in class FeatureExtractor

description

public java.lang.String description()

Description copied from class: FeatureExtractor

Returns a short string describing what this feature extractor does.

Specified by:

description in class FeatureExtractor