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Date   File Tags Downloads
(last 30 days) 		Comments Ratings
10 Nov 2009 Screenshot winplt Display and design tool for FFT windows - alternative to wintool.m Author: Paul Mennen fft window, wintool, spectral analysis, harris paper, fft window wintool 108 1
  • 5.0
5.0 | 1 rating
05 Nov 2009 Extended DFT Program EDFT produce high-resolution N-point DFT for N greater then the length of data vector. Author: Vilnis Liepins high resolution, gapped data, fft, spectral analysis, nonuniform, extrapolation 158 5
  • 4.0
4.0 | 3 ratings
02 Nov 2009 Screenshot FFT accelerated surface analysis tools package FFT accelerated functions for analysing 1D and 2D signals such surface profiles, surfaces and images Author: Andreas Almqvist fft, surface analysis, data exploration, image analysis, signal processing 141 0
26 Oct 2009 GAFFE A toolbox for solving evolutionary nonlinear PDEs This toolbox implements the well known split-step Fourier technique for solving nonlinear PDEs. Author: Edward Grace splitstep, nonlinear, simulation, fft, pde 77 0
09 Oct 2009 DIT Radix-2 FFT with Bit Reversal Decimation in Time Radix2 FFT algorithm by cooley and tuckey Author: Dinesh Bhati Manish Sharma decimation, fft, butterfly, dft, transform, bit resersal 50 0
05 Oct 2009 Screenshot A Guide to the FFT-2nd Edition Plus A guide to the use of the fft algorithm. Author: Daniele Disco spectral analysis, fast fourier transfor..., fft, signal processing 250 15
  • 4.3
4.3 | 20 ratings
16 Sep 2009 FFT-based convolution Discrete convolution using FFT method Author: Bruno Luong conv2, gpu, fft, jacket, convn, conv 240 0
04 Sep 2009 Screenshot Wind Turbine System Identification Use system Identification techniques to predict power generation from wind turbine. Author: Sumit Tripathi era, linear difference mod..., fft, modal amplitude coher..., exogenous, autoregressive 97 0
  • 4.0
4.0 | 1 rating
16 Aug 2009 Screenshot FFT filter - clean your signals and display results! Perform Fourier transform, filter in frequency domain, reconstruct the signal. Author: Shmuel Ben-Ezra filter, dft, data analysis, fft, fourier, transform 186 0
06 Aug 2009 Screenshot Image and Video Processing with Simulink® Webinar Files These are the files from the Image and Video Processing with Simulink webinar. Author: Alan Hwang fft, text, sept 2008, out of focus, model, outoffocus 74 0
23 Jul 2009 Screenshot CUDA Convolution filter Convolution of an arbitrary 1D complex signal with an arbitrary filter kernel Author: Mario Tuerschmann fft, hpc, parallel computing, cluster, convolution, cuda 55 9
  • 5.0
5.0 | 1 rating
27 Jun 2009 Screenshot Toolbox signal Signal processing related functions. Author: Gabriel Peyre fft, cosine transform, dsp, image processing, signal processing 204 1
  • 4.0
4.0 | 2 ratings
03 Jun 2009 Screenshot Fast Circular (Periodic) Cross Correlation A fast circular cross correlation algorithm for periodic signals, using the FFT. Author: Travis Wiens cross correlation, correlation, communications, fft, dsp, system identification 183 0
27 Apr 2009 Screenshot Didactic GUI Short time Fourier transform of an audio or data signal. Author: Rebeja Victor fft, short time fourier tr..., gui, power spectrum freque..., signal processing 30 0
27 Apr 2009 Extrema my_extrema finds the positions of the extrema in each matrix column. Author: Leo Ka fft, max, min, extrema 34 0
23 Apr 2009 Screenshot OSCAR An optical FFT code to simulate Fabry Perot cavities with arbitrary mirror profiles Author: Jerome Degallaix physics, fft, optical simulation, fabry perot cavity, optical modes, chemistry 26 0
19 Apr 2009 fsk modulation funtion to generate fsk modulation and power spectrum Author: John Caipa fft, comunication 68 0
28 Mar 2009 fft fft code written my me Author: ustc huan fft, signal processing 57 2
  • 1.0
1.0 | 2 ratings
11 Feb 2009 fft windows fft Author: qy ly fft 27 0
12 Jan 2009 Screenshot N-dimensional Fourier interpolation Performs N-D FFT interpolation with upsampling, downsampling, or mixed up- and downsampling Author: Matthias Schabel image processing, nd fft, interpolation 45 2
01 Dec 2008 Screenshot 2D Fast Poisson Solver 2D Fast Poisson Solver on a Rectangular Domain Author: Harper Langston poisson fast solver f..., differential equation... 53 1
  • 5.0
5.0 | 1 rating
20 Nov 2008 Screenshot EZFFT : An easy to use Power Spectrum (FFT) Computes/displays the power spectrum of a real time series Author: Frederic Moisy fft, hann, energy spectrum, power spectrum, signal processing 180 1
10 Oct 2008 Low sidelobe taper design for uniform linear arrays using the iterative Fourier technique The function SidelobeSynthesis synthesizes using the iterative Fourier technique for a linear array Author: Will Keizer antenna arrays, fft, wireless, low sidelobe pattern ... 50 1
02 Oct 2008 Screenshot fseriedemo Calculates and plots the Fourier Series Approximation to function f. Author: Matt Fig demo, fft, plot, fourier, series 184 2
  • 5.0
5.0 | 2 ratings
16 Jul 2008 Screenshot Sound Card Spectral Analyser GUI Acquire data from soundcard and plot in time and frequency domains Author: Rodney Thomson graphics, fft, example, application, soundcard, object oriented 64 0
09 Jul 2008 Screenshot Sound Card Spectral Analysis Acquire data from soundcard and plot in time and frequency domains Author: Rodney Thomson graphics, fft, example, application, soundcard 36 0
  • 4.0
4.0 | 1 rating
01 Jul 2008 INTERPFTW Modified INTERPFT to do ALIASED sinc interpolation. Author: Ted Pavlic interpft sinc interpo..., dsp 15 0
09 Jun 2008 Screenshot CRYSIS performance benchmark analysis simple, detailed benchmark data charted Author: johnus magnus benchmarking, fft, crysis, game benchmark, dsp 14 1
  • 5.0
5.0 | 1 rating
08 May 2008 Remove_Annual Removes the power at 12.0 mo and harmonics Author: Tony Sturges harmonics, fft, time frequency, annual, wavelets, annual harmonics 12 1
01 Apr 2008 Screenshot Short time FFT with octave smooth Computes segmented FFT with optional fractional octave smoothing Author: Matthes octave smooth, average fft, short time fft, spectral analysis, welch 49 0
29 Feb 2008 idctt type II Inverse DCT (i.e. type III DCT) Author: Stephen Becker spectral analysis, idct dct fft persiste... 28 0
26 Feb 2008 dctt type II DCT, improvement to matlab's dct Author: Stephen Becker spectral analysis, dct fft persistent sa... 32 0
25 Feb 2008 persistent fft fft via a radix2 algorithm Author: Stephen Becker spectral analysis, radix2 recursive fft ... 24 2
09 Jan 2008 the fft file by myself fft Author: yuan baofeng fft, time frequency, wavelets, matlab, signal processing 22 1
  • 1.0
1.0 | 1 rating
04 Dec 2007 Screenshot Simple Plot, Zoom and FFT GUI GUI to select a Simulink output file or workspace variable, m-file outputs or oscilloscope data. Zo Author: Jim Fallon zoom, fft, simulink, spectral analysis, gui 81 0
  • 5.0
5.0 | 1 rating
03 Dec 2007 WSEdecomp Stationnary/Propagative components decomposition of a Longitude/Time signal with Fourier harmonics Author: Guillaume MAZE stationary, fft, decomposition, time frequency, propagative, wavelets 21 1
  • 4.0
4.0 | 1 rating
28 Nov 2007 RADIX-2 FFT DECIMATION IN TIME This program implements radix-2 fft decimation in time for any length sequence. Author: Dinesh Dileep Gaurav spectral analysis, radix2 fft decimation... 38 3
  • 3.0
3.0 | 3 ratings
06 Aug 2007 Screenshot A 32 point FFT in embedded MATLAB using fixed point arithmetic The attached model implements a 32 point fft using embedded MATLAB and fixed point arithmetic Author: Kiran Kintali model, fft, dft, embedded matlab, dsp, signal processing 130 0
01 Aug 2007 Frequency Plotting convenient way to plot frequency content Author: Abhijit Navalekar frequency, input, fft, plot, wave form, signal 46 0
06 Jul 2007 Screenshot Sonar Demo Sonic distance measurement using Windows sound card for data acquisition. Author: Robert Bemis test and measurement, fft, example, application, daq, winsound 156 5
  • 3.625
3.6 | 8 ratings
30 Apr 2007 Screenshot FFT Beam Propagation Method Implementation of the FFT BPM in different optical waveguides and free space Author: Edgar Guevara Codina bpm, directional coupler, physics, fft, waveguide, chemistry 81 6
  • 4.8
4.8 | 5 ratings
09 Mar 2007 Screenshot Continuous Microphone Spectrum Continuously show the updated frequency spectrum of the microphone signal Author: Nathir Rawashdeh data import, data export, microphone data acqui... 57 5
  • 4.5
4.5 | 7 ratings
18 Jan 2007 DCT Implemetation using FFT. Implementation of Discrete Cosine Transform using FFT. Author: Farhat Masood video processing, open source, fft, dct, audio processing 165 2
  • 2.33333
2.3 | 3 ratings
09 Jan 2007 Fast Fourier Transform Algorithm Implementation of FFT without using matlab built-in function of fft. Author: Farhat Masood fft, fourier, open source, algorithm, dsp, signal processing 247 10
  • 3.91667
3.9 | 12 ratings
26 Dec 2006 bispectr fast bispectrum estimation Author: Eugene V. Makarov polyspectral, high order statistics, fft, statistics, spectral analysis, probability 19 4
  • 1.0
1.0 | 1 rating
18 Dec 2006 Screenshot FourierTransform2.m Fourier complex transform of a 2D real field. Author: Carlos Adrian Vargas Aguilera fftshift, spectral analysis, ifft2, ifft, fft2, fourier 135 0
18 Dec 2006 Screenshot InverseFourierTransform2.m Inverse Fourier complex transform of a origin-symetrical complex transform (result 2D real field). Author: Carlos Adrian Vargas Aguilera fft, fft2, ifft2, ifft, spectral analysis, fourier 188 0
13 Dec 2006 Screenshot FourierTransform.m Complex Fourier Transform of a real time series. From zero to Nyquist frequency. Author: Carlos Adrian Vargas Aguilera fft, fourier components, spectral, fourier series, spectral analysis 254 3
  • 5.0
5.0 | 1 rating
05 Dec 2006 Radix2 decimation in time 1D fast Fourier transform FFT The function implement the 1D radix2 decimation in time fast Fourier transform FFT algorithm Author: Gylson Thomas spectral analysis, fast fourier transfor... 30 1
  • 4.0
4.0 | 1 rating
30 Nov 2006 SAR processing RANGE MIGRATION Author: hacene akliouat sar processing, electronics, fft, migration, control systems, range doppler 85 4
  • 1.25
1.2 | 4 ratings
17 Nov 2006 Circular Convolution Circular Convolution of two equal-length vectors Author: Peter Mash circular convolution, dft, fft, dsp 177 6
  • 4.25
4.2 | 8 ratings
07 Nov 2006 fshift Shifts the elements of an array by a (possibly non-integer) given number of elements. Author: Francois Bouffard circular, noninteger, shift, fft, delay, matrices 117 2
  • 5.0
5.0 | 2 ratings
02 Oct 2006 fftGPU Execute FFT faster on a NVIDIA GPU using the library of Naga K. Govindaraju. Author: Simon Potvin fft fft gpu gpu fast ..., dsp 14 2
  • 2.0
2.0 | 1 rating
05 Sep 2006 Screenshot FFW Fastest Filtering in the West Fast 2D convolution - filtering Author: Luigi Rosa filter design, correlation, conv2, fft, filter analysis, fft2 180 3
  • 5.0
5.0 | 3 ratings
24 Aug 2006 Waterfall FFT This program calculates the Waterfall FFT of a time history. Author: Tom Irvine fourier transform, fft, spectral analysis, waterfall, signal processing 59 5
  • 4.8
4.8 | 5 ratings
23 Aug 2006 FFTmt Performs vectorized FFT on multiple processors using pthreads Author: Jerome Genest dsp, fft multiple processo... 20 6
  • 4.83333
4.8 | 6 ratings
05 Jul 2006 How to use FFT2 How to apply the 2D FFT functions in Matlab Author: Harald E. Krogstad 2d signals, fft, filtering, transfer functions 286 6
  • 4.57143
4.6 | 8 ratings
31 Jan 2006 Fast Fourier Transform An fft algorithm using radix2. Author: erinc topdemir fft, fourier, dft, dsp, radix2 113 4
  • 3.5
3.5 | 3 ratings
13 Jan 2006 Screenshot Sound Level Meter Implements real-time spectrum analyzer and displays decibel level. Author: Douglas Lanman sound level meter, decibel meter, fft, spectral analysis, spectrum analyzer 232 9
  • 4.0
4.0 | 6 ratings
25 Oct 2005 Screenshot Speech Analysis using LPC A GUI for Speech Analysis using LPC Author: Tan Chin Luh audio processing, lpc, speech analysis, speech, fft, video processing 283 10
  • 4.33333
4.3 | 9 ratings
14 Jun 2005 Published M-Files Spectrogram Scope Live updating spectrogram display. Author: Scott Hirsch real time, fft, realtime, plotting, live, specialized 142 3
  • 5.0
5.0 | 4 ratings
22 Apr 2005 Screenshot zoom FFT This program calculates the zoom FFT of a time history. Author: Tom Irvine zoom fft, spectral analysis, spectral, fast fourier transfor..., signal processing 73 4
  • 3.5
3.5 | 2 ratings
07 Mar 2005 FFT2 optimization Speed up FFT2. Author: Luigi Rosa speed optimization, fft, fft2, filtering, discrete fourier tran... 106 2
23 Feb 2005 Screenshot Calculation of fractal dimension of a 3D volume using fft This function calculates fractal dimension of a 3D fractal volume by fourier transform Author: Jianbo Zhang fractals, fft, fractal dimension, mathematics, fractal volume 108 1
  • 3.25
3.2 | 4 ratings
22 Feb 2005 Screenshot Calculation of fractal dimension of fractal surfaces using fft This function calculate fractal dimension of a fractal surface by fourier transform. Author: Jianbo Zhang fft, fractal surfaces, fractals, fractal dimension, mathematics 158 4
  • 4.125
4.1 | 8 ratings
16 Feb 2005 Fast Clenshaw-Curtis Quadrature Computes Clenshaw Curtis weights and nodes using the FFT. Author: Greg von Winckel clenshawcurtis, fft, integration, numerical integration, mathematics 126 0
18 Aug 2004 fftconv Computes *efficiently* the convolution of two sequences. Author: Stilian Stoev fftconv, fft, statistics, probability, convolution 34 0
  • 2.0
2.0 | 1 rating
14 Jul 2004 Fast Deconvolution Deconvovles one extremely large vector out of another extremely large vector, in reasonable time. Author: Stephen McGovern deconvolution, ifft, large vector, deconvovles, fft, signal 105 2
  • 4.0
4.0 | 1 rating
12 Jul 2004 Fast Convolution Convolves two extremely large vectors in reasonable time. Author: Stephen McGovern fourier transform, fft, ifft, conv, dft, fast 90 9
  • 4.4
4.4 | 5 ratings
27 Feb 2004 Screenshot Spectrum Scope Easily compute and display a real-time FFT. Author: Scott Hirsch real time, data acquisition, fft, realtime, plotting, live 151 2
  • 4.5
4.5 | 4 ratings
22 Jan 2004 ECG Compression This program uses 4 different Transform to compress an ECG signal : DCT ,DST,FFT ,DCT2 Author: Mehdi Nasri dct, compression, dst, fft, dct2, ecg 109 24
  • 3.86667
3.9 | 30 ratings
08 Jan 2004 FFT-based Convolution A fast 1D and 2D convolution. Author: Luigi Rosa convolution, fft, multiplication, polynomial 196 7
  • 3.66667
3.7 | 6 ratings
24 Jul 2003 FastFFT Function A function to calculate frequency amplitudes, optionally makes Bode plots. Author: Rick Auch bode, filter design, fft, filter analysis, plot, hanning 49 7
  • 4.6
4.6 | 10 ratings
10 Jun 2003 fftd Computes the dimensionless fft. Author: Paul Godfrey fft, dimensionless, spectral analysis, fourier, transform, signal processing 131 0
03 Apr 2003 Screenshot MyFFT Script for generating pretty visualizations based on the Fast Fourier Transform of simple objects. Author: . Shawn Mikula fourier transform, gallery, fft, fast fourier transfor..., visualization 26 2
  • 3.0
3.0 | 1 rating
02 Apr 2003 fft_upsample Upsamples a complex series to form time domain interpolation for a fixed spaced grid. Author: Ohad Gal interpolation, fft, complex, approximations, mathematics, approximation 124 3
  • 2.33333
2.3 | 3 ratings
21 Feb 2002 General Extra Toolbox Generic functions for matrix manipulation, image processing, etc. Author: Frederico D'Almeida matrix, index, fft, max, matrices, image manipulation 109 4
  • 2.5
2.5 | 4 ratings
20 Jan 2002 FFT Plot A quick-and-dirty FFT Plot Author: Bill Higley fft, plot, plotting, graphics, power spectral densit..., fourier 103 10
  • 2.9
2.9 | 10 ratings
03 Dec 2001 pifft Homodyne reconstruciton of partial MRI k-space (Spatial Frequency) data Author: Edward Brian Welch fft, reconstruction, mri, partial fourier, homodyne 33 0
06 Sep 2001 Screenshot FFT of a 256x256 Matrix FFT of a 256x256 Matrix Author: Mark Limber matrix, gallery, fft, 256x256, fourier, 256 24 10
  • 4.45455
4.5 | 11 ratings
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