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updated 3 months ago

Gabor Feature Extraction by Mohammad Haghighat

Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 5 years ago

MATLAB for Digital Communication by Won Yang

Won Yang

The MATLAB programs in "MATLAB/Simulink for Digital Communication" authored by Won Y. Yang et. al (matlab, signal processing, communiation)

AI=inv_GF2(A)

H_est=channel_estimate(X,y)

I=Gauss_Hermite(f,N,varargin)

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updated 1 year ago

Short-Time Fourier Transformation (STFT) with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Time-Frequency analysis via Short-Time Fourier Transformation (STFT) (signal processing, spectral analysis)

stft(x, wlen, h, nfft, fs)

example.m

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updated almost 7 years ago

Hilbert-Huang Transform by Alan Tan

Alan Tan

This submission is a realization of the Hilbert-Huang transform (HHT). (audio processing, video processing, hilberthuang transfor...)

emd(x)

findpeaks(x)

plot_hht(x,Ts)

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updated 3 years ago

HTK MFCC MATLAB by Kamil Wojcicki

Kamil Wojcicki

Mel frequency cepstral coefficient feature extraction that closely matches that of HTK's HCopy. (mfcc, mfccs, htk)

[d,fp,dt,tc,t]=readhtk(file)

cell2file( list, file )

mfcc( speech, fs, Tw, Ts, alpha, window, R, M, N, L )

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updated 6 years ago

Empirical Mode Decomposition by Manuel Ortigueira

Manuel Ortigueira

  • 1 file
  • 229 downloads
  • 4.69231

It decomposes a given signal into a set of intrinsic mode functions that are essentially AM/FM modul (signal processing, emd, hht)

rParabEmd__L.m

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updated 11 months ago

Matlab Audio Analysis Library by Theodoros Giannakopoulos

Theodoros Giannakopoulos

Companion material for the book "Introduction to Audio Analysis, A MATLAB approach" (audio analysis, signal processing, audio classification)

...

...

...

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updated 2 months ago

Adaptive Filtering by Paulo S. R. Diniz

Paulo S. R. Diniz

  • 1 file
  • 143 downloads
  • 3.88462

MATLAB files to implement all Adaptive Filtering Algorithms in this book. (adaptive filtering, echo, signal processing)

Affine_projection(desired,input,S)

Affine_projectionCM(input,S)

CMA(input,S)

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updated 11 years ago

MATLAB Simulations for Radar Systems Design by Bassem Mahafza

Bassem Mahafza

  • 1 file
  • 143 downloads
  • 4.36765

MATLAB Simulations for Radar Systems Design (communications, radar, signal processing)

Capped_Wedge_GUI(varargin)

DielCappedWedgeTMFields_Ls(v,m,rhoij,phiij,rhop,phip,ar,k...

DielCappedWedgeTMFields_PW(v,m,rhoij,phiij,phip,ar,k,k1,a...

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updated 2 years ago

Envelope Detction for Signal Analysis by Santhana Raj

Santhana Raj

Computes the envelope of the signal by two methods: 1.LPF method 2.Hilbert Transform (image processing, signal processing, envelope detection)

y=envelope(signal,Fs)

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updated 3 years ago

MIRtoolbox by Olivier Lartillot

Olivier Lartillot

An innovative environment, on top of Matlab, for music and audio analysis (music analysis, audio analysis, signal processing)

aiffread(filePath,indexRange)

center(x)

combinepeaks(p,v,thr)

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updated 1 month ago

Pink, Red, Blue and Violet Noise Generation with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Pink, red, blue and violet noise generation via spectral processing of white noise. (noise, measurement, signal processing)

bluenoise(N)

pinknoise(N)

rednoise(N)

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updated 2 years ago

MATLAB/Simulink for Digital Signal Processing by Won Yang

Won Yang

Many MATLAB codes for Digital Signal Processing (signal processing, simulation, simulink)

B=FRS_nr_realization(Gd,N,sym,ftype)

D=dctmtx_my(M)

DCT2_blk(u,block_size)

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updated 3 months ago

Gabor Wavelets by Mohammad Haghighat

Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 10 months ago

Sound analysis with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Time and frequency analysis, measurement of the crest factor, the dynamic range, etc. (signal processing, sound analisys, not a function)

Sound_Analysis.m

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updated almost 5 years ago

SPEAKER RECOGNITION SYSTEM by raghu ram

raghu ram

uses MFCC or WAVELET SUB BAND CODING (selectable) and GMM for pattern recognition. (signal processing)

About(varargin)

DataBaseAccess(varargin)

H=histn(x,ncont)

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updated 12 years ago

MATLAB Record GUI by Jesse Hansen

Jesse Hansen

MATLAB Record GUI: Used to record, edit, and analyze speech or other sounds. (sound, matlab gui, audio)

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updated 2 years ago

Measures of Analysis of Time Series toolkit (MATS) by Dimitris Kugiumtzis

Dimitris Kugiumtzis

MATS computes many measures of scalar time series analysis on many time series in one go. (signal processing, simulation, statistics)

AAFTsur(xV,nsur)

AMRBootstrap(xV,arm,nsur)

ARMAfitite(xV,mV,pV,TV)

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updated 12 months ago

Inverse Short-Time Fourier Transformation (ISTFT) with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Time-Frequency resynthesis via Inverse Short-Time Fourier Transformation (ISTFT) (signal processing)

istft(stft, h, nfft, fs)

stft(x, wlen, h, nfft, fs)

Resynthesis.m

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updated 6 years ago

Simple Audio Editor by Navan Ruthramoorthy

Navan Ruthramoorthy

This is a simple audio editor GUI to read, write, cut, copy, paste, filter and analyze audio data. (audio processing, video processing, audio)

RecordFromMic

getFromMATLABVarNameandFs

getToMATLABVarNameandFs

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updated 8 years ago

EXTENDED KALMAN FILTER example by rc reddy

rc reddy

An example of EXTENDED KALMAN FILTER (dsp, kalman, extended)

EKLMNFTR1(Ap,Xint_v,Uk,Qu,Vk,Qv,C,n,Wk,W,V);

EKF1.m

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updated 1 year ago

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

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 12 months ago

Time-Frequency Analysis of Non-Stationary Signals with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Time-frequency analysis of non-stationary signals in time, frequency and time-frequency domain (signal processing, spectral analysis)

spectrum(x, fs, varargin)

stft(x, wlen, h, nfft, fs)

Time_Frequency_Analysis.m

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updated 2 years ago

Real-Time Audio Processor by Tucker McClure

Tucker McClure

Simplifies streaming or generating audio in real time. (audio, realtime, synthesis)

midi_interface_builder()

sine_of_the_times(times, in, state_in)

HandlePlayer

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updated 1 year ago

Short-time Energy and Zero Crossing Rate by Nabin S Sharma

Nabin S Sharma

Compute the short time energy (STE) and short-time zero crossing rate (STZCR) of a signal. (signal processing, speech processing, shorttime energy)

energy(x,wintype,winamp,winlen)

sgn(x)

winconv(x,varargin)

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updated almost 3 years ago

The Waveform Suite for MATLAB by Celso Reyes

Celso Reyes

Allows seismic data retrieval from varied sources and simplified creation of sophisticated programs (data import, earth science, seismology)

uispecgram(varargin)

datasource(whichsource, varargin)

filterobject(anything, cutoff, poles)

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updated 2 years ago

MATLAB/Simulink for Digital Signal Processing by Won Yang

Won Yang

More MATLAB programs DSP than any books with similar titles to explain things using MATLAB/figures (signal processing, simulation, simulink)

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updated 1 month ago

Carrier & Symbol Timing Recovery for N QAM by Dick Benson

Dick Benson

This model implements a contemporary symbol timing and carrier recovery scheme for 2-256 QAM. (timing recovery, qam, carrier)

QAMx_Synchronization_DT.mdl

QAMx_Synchronization_Mixed_CT_DT.mdl

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updated 8 months ago

LiveRecording by Marcus Vollmer

Marcus Vollmer

Recording audio signals, live visualisation, spectrogram, save to .wav (recording, audio signal, voice)

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updated almost 5 years ago

fourier descriptor by michael scheinfeild

michael scheinfeild

describe shape using fourier coefficients (fourier descriptor, shape, shape classification)

[new_indeces]=find_close_indeces(im_in)

make_fft_sec(image_edged,ncoef)

test_fourier.m

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updated 1 year ago

DSP System Toolbox Support Package for ARM Cortex-M Processors by MathWorks DSP System Toolbox Team

Support package install file that works with the ARM Cortex-M CMSIS Library (arm, microcontroller, embedded programming)

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updated 3 months ago

Communications System Toolbox Support Package for USRP Radio by MathWorks Communications System Toolbox Team

Support package installer file for USRP radio. (communications, signal processing, sdr)

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updated 11 years ago

ECG Compression by Mehdi Nasri

Mehdi Nasri

This program uses 4 different Transform to compress an ECG signal : DCT ,DST,FFT ,DCT2 (dsp, dst, fft)

CompFinal.m

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updated 8 years ago

Shock Response Spectrum by Tom Irvine

Tom Irvine

This program calculates the SRS of a time history. (spectral analysis, shock, response)

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updated 2 years ago

IMF for Bearing Fault Diagnosis by Santhana Raj

Santhana Raj

performs HHT on signal & IMF is plotted for Condition monitoring of vibration based bearing fault (signal processing, bearing fault, condition monitoring)

[imf,imf_fft]=imf_bearing(y,Fs,l)

emd(x)

findpeaks(x)

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updated 1 month ago

Phase Difference Measurement with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Phase difference measurement between two signals via spectral analysis. (measurement, signal processing)

phdiffmeasure(x, y)

example.m

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updated 3 years ago

B-spline tools by Jan Tore Korneliussen

Jan Tore Korneliussen

Basic toolbox for polynomial B-splines on a uniform grid. OO overloading of common operators. (splines, approximation, interpolation)

B-spline toolbox

bspline0( x )

bspline1( x )

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updated 11 years ago

Prony Toolbox by Satnam Singh

Satnam Singh

Prony Toolbox is a GUI to perform Prony analysis. (filter design, filter analysis, prony analysis)

[iapp,ai,a_list,tau_list,omega_list,SUB_IND,energy,p]=app...

[promptstr]=perform_resultslist(test_time,test_data,NewVa...

[window_x,window_y]=windowing_data(x,y)

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updated 9 years ago

Speech Analysis using LPC by Tan Chin Luh

Tan Chin Luh

A GUI for Speech Analysis using LPC (audio processing, video processing, lpc)

simplelpcgui(varargin)

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updated 6 years ago

spiht algoritm based image compression by kranthi kumar

kranthi kumar

matlab program for developing spiht algorithm must be much better than jpeg version in all cases. (signal processing, image processing, demo)

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updated almost 3 years ago

Simulink model for Fetal ECG extraction (HDL Compatible algorithm) by Igal

Igal

This is an HDL Coder compatible Fetal ECG extraction algorithm. (biotech, demo, signal processing)

mom_and_fetus.m

FECG_hdl_fix1

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updated almost 10 years ago

Calculation of fractal dimension of fractal surfaces using fft by Jianbo Zhang

Jianbo Zhang

This function calculate fractal dimension of a fractal surface by fourier transform. (fractals, fractal surfaces, fractal dimension)

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updated 5 years ago

Numerical Computing with Simulink, Vol. 1 by Richard Gran

Richard Gran

This sequel to Numerical Computing with MATLAB explores the mathematics of simulation. (simulation, model based design, control)

Fibonacci_Mfile(n)

Heating_Control_GUI(varargin)

NCS_Library(varargin)

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updated 4 months ago

Noise Measurement with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Estimation of the Noise ASD, Noise PSD and Noise Voltage referred to the output of a circuit. (measurement, signal processing)

filterA(x, fs, varargin)

noisemeasure(x, fs)

example2.m

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updated 5 months ago

Impulse response acoustic information calculator by Christopher Hummersone

Christopher Hummersone

Calculate RT, DRR, Cte, and EDT for impulse response file (audio, signal processing, reverberation)

IR_stats(filename,varargin)

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updated 28 days ago

InstantFrequencyOCMethod by Martin Mityska

Martin Mityska

Instantaneous frequency routine which is robust in case of non-zero mean and linearly shifted data. (instantaneous frequen..., analytic signal, hilbert transform)

InstantFrequencyOCMethod(signal,sampleRate)

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updated 1 year ago

Bregman Cookbook by Jerome Gilles

Jerome Gilles

This toolbox provides signal/image/3D processing based on Bregman Iterations (bregman, l1, sparse)

R=AddCurveletArray(A,B)

R=AddFrameletArray(A,B)

R=ShrinkComplexCurvelet(A,tau)

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updated 9 months ago

Communications System Toolbox Support Package for Xilinx FPGA-Based Radio by MathWorks Communications System Toolbox Team

Support package installer file for Xilinx FPGA-Based Radio (signal processing, wireless, communications)

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updated almost 2 years ago

Filter Bank Design by Iman

Iman

This function can be used to design uniform and non-uniform filter banks. (filter bank, perfect reconstructio..., uniform filter bank)

A=A_gerenator(x,Beta,Sigma_dictionary,M)

Beta=Beta_dictionary(M,nk)

M=Find_LCM(x)

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updated 5 years ago

Acoustic source localization using SRP-PHAT by Hoang Do

Hoang Do

This function locates a single source using a frame of data and M microphones. (microphone array, speech processing, source localization)

srplems.m

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