mathutil
Class Spectrogram
java.lang.Object
mathutil.Spectrogram
public class Spectrogram
- extends java.lang.Object
Třída implementuje výpočet spektrogramu.
Copyright: Copyright (c) 2005 Jan Dolezel
Company: ČVUT FEL, Prague
Method Summary |
static Matrix |
specgram(ComplexVector data,
int frequency,
int fftLength,
int window,
int overlap)
Vypočítá spektrogram pro zadaná data |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Spectrogram
private Spectrogram()
specgram
public static Matrix specgram(ComplexVector data,
int frequency,
int fftLength,
int window,
int overlap)
- Vypočítá spektrogram pro zadaná data
- Parameters:
data
- ComplexVector vstupní datafrequency
- int maximální frekvence spektrogramufftLength
- int délka FFTwindow
- int velikost okna FFToverlap
- int o kolik se okno v jednom kroku posune
- Returns:
- Matrix