Package de.gsi.math.spectra.fft

Class ComplexFFT_1D

  • public class ComplexFFT_1D
extends java.lang.Object
    classic FFT implementation based on the Complex data object
    Author:
    rstein

    • Constructor Summary

      Constructors 
      Constructor Description
      ComplexFFT_1D()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static org.apache.commons.math3.complex.Complex[] cconvolve​(org.apache.commons.math3.complex.Complex[] x, org.apache.commons.math3.complex.Complex[] y)  
      static org.apache.commons.math3.complex.Complex[] convolve​(org.apache.commons.math3.complex.Complex[] x, org.apache.commons.math3.complex.Complex[] y)  
      static org.apache.commons.math3.complex.Complex[] fft​(org.apache.commons.math3.complex.Complex[] x)  
      static org.apache.commons.math3.complex.Complex[] fft_orig​(org.apache.commons.math3.complex.Complex[] x)  
      static org.apache.commons.math3.complex.Complex[] ifft​(org.apache.commons.math3.complex.Complex[] x)  
      static void main​(java.lang.String[] args)  

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • ComplexFFT_1D

        public ComplexFFT_1D()

    • Method Detail

      • cconvolve

        public static org.apache.commons.math3.complex.Complex[] cconvolve​(org.apache.commons.math3.complex.Complex[] x,
                                                                   org.apache.commons.math3.complex.Complex[] y)

      • convolve

        public static org.apache.commons.math3.complex.Complex[] convolve​(org.apache.commons.math3.complex.Complex[] x,
                                                                  org.apache.commons.math3.complex.Complex[] y)

      • fft

        public static org.apache.commons.math3.complex.Complex[] fft​(org.apache.commons.math3.complex.Complex[] x)

      • fft_orig

        public static org.apache.commons.math3.complex.Complex[] fft_orig​(org.apache.commons.math3.complex.Complex[] x)

      • ifft

        public static org.apache.commons.math3.complex.Complex[] ifft​(org.apache.commons.math3.complex.Complex[] x)

      • main

        public static void main​(java.lang.String[] args)