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updated 6 days ago

MatLab Solutions: "Introduction to Digital Signal Processing: A Computer Laboratory Textbook". by Ilias Konsoulas

These files are the MatLab solutions of exercises contained in the above DSP lab textbook. (dsp, digital signal proces..., discrete fourier tran...)

AD_DA(x,Xmin,Xmax,Levels)

conv_DHT(x,y)

conv_DHT2(x,h)

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updated 9 days ago

1/N-Octave Smoothing by Christopher Hummersone

Apply 1/NOCT-octave smoothing to a log-, magnitude-, or power-spectrum. (spectral analysis, fft, smoothing)

smooth_spectrum(X,f,Noct)

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updated 10 days ago

upsample_or_sampleandhold by mano49j

mano49j (view profile)

spectrum after upsampling or sample and hold (fft, sampling, sampleandhold)

upsample_sampleandhold.m

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updated 20 days ago

Fractional Brownian motion generator by Zdravko Botev

Zdravko Botev (view profile)

Generates fractional Brownian motion with a given Hurst parameter using the FFT. (fractional brownian m..., circulant matrix, spectral method)

fbm1d(H,n,T)

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updated 1 month ago

albeco/LaserPulse by Albert

Albert (view profile)

LaserPulse is a Matlab class for simulations in nonlinear and ultrafast optics. (fft, nonlinear optics, ultrafast optics)

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updated 1 month ago

Fast Finite Fourier Transform by Devraj Dutt

Using MATLAB's in-built fft function, this function creates an FFT (fft, fourier transform)

FastFFT.m

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updated 1 month ago

One dimensional surface roughness power spectrum by Mona M Kanafi

Calculates 1D surface roughness power spectrum for a surface topography/or multiple line profiles (fft fft2 fourier tran..., surface roughness, power spectrum)

psd_1D(z, PixelWidth, dim)

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updated 1 month ago

Periods (x, varargin) by Alejandro Ramos

Periods is a function whose aim is to find the main harmonic components of time series data. (mathematics, statistics, fft)

Periods(x, varargin)

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updated 1 month ago

Lab 4 - Digital Signal Processing. Digital Filter Design. by Sanzhar Askaruly

Appropriate report, code files, functions and figures are added together into the archive. (digital filter design, digital signal proces..., kaiser window)

I0(x)

KaiserWindow(fs,fA,deltaFa,fB,deltaFb,aPass,aStop)

KaiserWindow(fs,fA,fB,deltaFa,deltaFb,aPass,aStop)

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updated 1 month ago

Radix 2 Fast Fourier Transform Decimation In Time (Complex Number Free Implementation) by Murat

Murat (view profile)

Radix 2 Fast Fourier Transform Decimation In Time (Complex Number Free Implementation) (fft, signal processing)

FFT_DIT_R2_RI( x_r,x_i )

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updated 2 months ago

Surface roughness power spectrum by Mona M Kanafi

Calculates radially averaged 2D power spectrum for a surface roughness topography (surface roughness, power spectrum, spectral density grap...)

psd_2D(z , PixelWidth)

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updated 3 months ago

FFT-fast S-transforms: DOST, DCST, DOST2 and DCST2 by Luigi Riba

Analyze your signals or your images via the dost (dcst) (signal processing, image analysis, image processing)

ST

ST_tutorial.m

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updated 3 months ago

Simple WAV FFT by Manuel Martinez

FFT for musical instruments (signal processing, music, fft)

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updated 4 months ago

Fast Fourier Transform (FFT) Animation using Matlab by Mehmet E. Yavuz

Mehmet E. Yavuz (view profile)

Time-progress animation of Fourier transform for varying input signal (fft, fast fourier transfor..., animation)

Copyright Notice

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updated 4 months ago

xcorr2_fft(a,b) by Alessandro Masullo

Two-dimensional cross-correlation evaluated with FFT algorithm (fft, dft, fft2)

xcorr2_fft(a,b)

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updated 4 months ago

Averaged Autopower Spectrum by Troy Bouman

Program to compute an averaged autopower spectrum from time domain data (fft, window, averaged)

avgGxx(wind,PercOverlap,CF,numAvgs,Fs,N,timeData)

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updated 4 months ago

Heart rate/ SpO2 using PPG by T. Thinh Nguyen

Estimation of Heart rate and SpO2 level using PPG (Photoplethysmogram) (fft, ppg, heartrate)

HR_SpO2_Estimation.m

PPG_HR_SpO2_embedded.m

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updated 5 months ago

Image Correlation and Convolution for Large Data by Ahmet Cecen

Applies a Patched Convolution Scheme to compute 2D and 3D image auto and cross correlations. (image processing, signal processing, spatial statistics)

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updated 5 months ago

fastconvn(x,h) by Anders Ueland

Fast n-dimensional convolution using fftn (image processing, signal processing, convolution)

fastconvn(x,h)

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updated 6 months ago

ChasNelson1990/Short-Response-Hilbert-Transform by Chas Nelson

Short Response Hilbert Transform (signal processing, image analysis, fft)

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updated 6 months ago

Computation of DFT - WIth and without using FFT by Praveen Ranganath

Implementing Discrete Fourier Transform without FFT function (dft, fft)

New_DFT.m

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updated 6 months ago

discrete fourier transform by ajay dabral

shows how to find discrete fourier transform of a discrete signal (dsp, fft, signal processing)

dsp_lab_DFT.m

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updated 6 months ago

fshift by Francois Bouffard

Shifts the elements of an array by a (possibly non-integer) given number of elements. (matrices, circular, shift)

fshift.m

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updated 7 months ago

Twiddle factor generator by Denny Hermawanto

Program for generating n-length FFT's twiddle factors (fft)

generate_twiddle.m

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updated 7 months ago

nextpow2357(n,inc) by Andrea monti guarnieri

Find next power of 2,3,5,7,... for optimal FFT sizing (fft, nextpow2, window size)

nextpow2357(n,inc)

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updated 7 months ago

Gaussian Pulse FFT by Khurelbaatar Tsendsuren

Using this code you can convert Gaussian pulse to its frequency domain (gaussian pulse, fft, gaussian fft)

gaussFFT.m

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updated 9 months ago

Signal Segmentation and Modelling by Costas Panagiotakis

Simultaneous Signal Segmentation and Modelling based on Equipartition Principle (signal processing, segmentation, signal segmentation)

getBestSolution(d,filename,N,ignoreChars)

getDistanceFromSignal(Y,mode,S,CRITERION)

getDistanceFromSignalMSEAICBIC(Y,Sapo,Seos,CRITERION,AICB...

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updated 11 months ago

Power Flow Study In Small WECS connected to Grid by M PAUL PRASAD

M PAUL PRASAD (view profile)

Grid iterface of PMSG based WECS. Modified model presented with the support of Dr Siva Ganesh Malla (small wecs, grid interface, power flow study)

Full_IGBT_7_Level_with_measurements.mdl

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updated 12 months ago

Multirate DPLL Model by steed huang

This Simulink mdl-file is to simulate the spectrum for multirate Digital Phase Locked Loop. (signal processing, mathematics, simulation)

MultirateDPLLv2.mdl

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updated 12 months ago

dct(y) by Koorosh Gobal

1D Discrete cosine tranform (spectral analysis, fft, discrete consine tran...)

dct(y)

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updated 12 months ago

Extended DFT by Vilnis Liepins

Vilnis Liepins (view profile)

Program EDFT produce high-resolution N-point DFT for N greater than the length of data vector. (spectral analysis, fft, dft)

edft(X,N,I,W)

edft2(x,mrows,ncols)

inedft(F,fn,tn)

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updated 12 months ago

DAQ Waterfall Demo by MathWorks Data Acquisition Toolbox Team

Demonstrates data acquisition in MATLAB, and live visualization in an App. (gui, plot, graphics)

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updated 1 year ago

Radar Explorer by Scott

Scott (view profile)

GUI for exploring the FMCW radar signals and the use of FFT's (radar, fmcw, model)

hann(windowLength)

radarExplorer(varargin)

saveData(hObject,event,handles,res)

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updated 1 year ago

ffts(X,V,Xq,method,window) by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

Fast Fourier Transform ( FFT ) of scattered data (signal processing, fft, bspline)

ffts(X,V,Xq,method,window)

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updated 1 year ago

OSCAR by Jerome Degallaix

An optical FFT code to simulate Fabry Perot cavities with arbitrary mirror profiles (fft, physics, optical simulation)

HermitePolynomial(n, x)

LGcoefficient(mat, p, l, lambda, w, curv, gridsize)

LaguerrePolynomial(p, l, x)

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updated 1 year ago

window.m by Aravazhi Anbarasu

Window Function for Signal Processing (signal processing, control design, image processing)

window(win_size,type)

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updated 1 year ago

FFT_list.m by Rashmil Dahanayake

Performs a FFT analysis for a signal and lists the magnitudes and phase values. (fft, sub harmonics, thd)

fft_list( signal ,time ,varargin )

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updated almost 2 years ago

FFT accelerated surface analysis tools package by Andreas Almqvist

FFT accelerated functions for analysing 1D and 2D signals such surface profiles, surfaces and images (data exploration, surface analysis, signal processing)

mygaussian2.m

myconv(z,h)

myconv2(z,h)

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updated almost 2 years ago

fft_split.m Split the FFT of two real sequences by Patrick Fleischmann

splits the FFT of a sequence x=x1+i*x2 into the FFTs of the real input sequences x1,x2 (signal processing, fft, embedded code)

fft_split(X)

fft_split_tb.m

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updated almost 2 years ago

FFT-based convolution by Bruno Luong

Bruno Luong (view profile)

Discrete convolution using FFT method (convolution, conv, conv2)

conv2fft(varargin)

convnfft(A, B, shape, dims, options)

convnfft_install

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updated almost 2 years ago

A finite cosine wavetrain and its Fourier transform by Sathyanarayan Rao

This code computes frequency spectrum of a finite cosine wavetrain using MATLAB FFT function. (fft, axis scaling for fft, cosine wavetrain)

wave_train.m

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updated almost 2 years ago

Quick & easy smoothing by Damien Garcia

Damien Garcia (view profile)

Z = SMOOTH1Q(Y) smoothes data Y using a DCT- or FFT-based spline smoothing method (smoothing, robust smoothing, dct)

smooth1q.m

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updated 2 years ago

Short Time Fourier Transform (STFT) by Hooman Sedghamiz

To visualize the STFT of a signal for further processing (short time fourier tr..., fft, stft)

fft_s.m

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updated 2 years ago

Matlab code for Fast Fourier Tranform (FFT) by Md. Salim Raza

Md. Salim Raza (view profile)

Determination of frequency spectrum for given signal using general and built-in function FFT (fft, ofdm, frequency spectrum an...)

FFT_salim.m

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updated 2 years ago

Fourier Transform application. by Mahmoud

Mahmoud (view profile)

This project demonstrate how to make Fourier transform for input signal. (fft, gui, matlab)

mahmoud_tariq_abu_zayed(varargin)

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updated 2 years ago

to build radially averaged profile of one image by gurgite

gurgite (view profile)

for use with circularly symmetric FFT images (image analysis, afm, sem)

radbase.m

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updated 2 years ago

Low Freq 2D Fourier Transform by Daniel

Daniel (view profile)

Produces high resolution 2D Fourier Transform for low spatial frequencies. (fft, 2dfft, fft2)

sft2_low( x, maxFreq, totalLen, duplicate)

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updated 2 years ago

Circular Cross Correlation using FFT by Johannes Schmitz

Calculate the circular and non-circular cross correlation using the FFT method. (correlation, crosscorrelation, circular)

cxcorr_fft( a,b )

xcorr_fft( a, b )

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updated 2 years ago

FFT Beam Propagation Method by Edgar Guevara

Edgar Guevara (view profile)

Implementation of the FFT BPM in different optical waveguides and free space (chemistry, physics, fft)

BPM_2step.m

BPM_free_space.m

BPM_mach_zender.m

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updated 2 years ago

IEEE 802.16-2004 Wireless-OFDM : WiMax2004 by SBAIH Nizar

this is an approach of IEEE 802.16-2004 standard. (wireless communicatio..., ofdm, signal processing)

WiMax2004.mdl

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