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updated 1 year ago

FeatureFinder 2.4.1 by Feature Finder

A user-friendly tool for signal filtering and feature extraction. Well-suited to large data sets! (gui, data import, data export)

Comm_Alert(sMessage)

Comm_Exit()

Comm_Help(sTitle,sMessage)

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updated 1 year ago

Sound file converter GUI by Christopher

The program converts MATLAB supported soundfiles with the use of GUI. (converter, gui, audioread)

ConverterPanel(varargin)

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updated 1 year ago

Agilent Infiniium and InfiniiVision Oscilloscopes – MATLAB Example by Vinod Cherian

MATLAB application example for Agilent Infiniium and InfiniiVision oscilloscopes (matlab example, agilent, oscilloscopes)

AnalyzedDataPanel(parent, title)

DataSourcePanel(parent, title)

MICTSource(hParent, bSimulation)

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updated 1 year ago

JPEG-based computing by Boris

This is a function to test a JPEG-based encoding/decoding algorithm (demo, image processing, compression)

entropy_cod( input_matrix, n)

get_quantization( q )

huffman_cod( input_matrix)

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updated 1 year ago

Wave Player Visualizations (Geek) by Suraj Kamya

Kviz_playerV1 is Kamya Visualization music player Version 1 have a number of Geek Visz (3D-also) (music player, visualization, sound processing)

Kviz_Player_V1(varargin)

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updated 1 year ago

Filter Bank Design by 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 1 year ago

speccompare by Martin Kuriger

SPECCOMPARE shows the spectral differences of two signals using colors and brightness. (signal processing, spectrogram, difference)

speccompare( X1, X2, Fs, titleString, maxDiff_dB )

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updated 1 year ago

Maximum Correlated Kurtosis Deconvolution (MCKD) by Geoff McDonald

A method to extract periodic impulses from a 1d signal. (fault detection, deconvolution, mckd)

mckd(x,filterSize,termIter,T,M,plotMode)

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updated 1 year ago

non dissipative ladder filters by Pierre Muret

calculate the inductances and capacitances of a non-dissipative analog ladder filter (analog filter design)

hurwitz(A)

unitarh(G,F,lim)

y11pb(G,H,lim)

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updated 1 year ago

Short Time Fourier Transform by Hafeez Dhalla

Script for computing the short time Fourier transform of 1D signals. (dsp, stft, fft)

X=stft(x,wl,olr,window,alpha)

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updated 1 year ago

Butterworth Filters by Chad Greene

Highpass, lowpass, bandpass, and bandstop Butterworth frequency filters. (filtering, dsp, frequency)

[filtered_signal,filtb,filta]=bandpass_butterworth(inputs...

[filtered_signal,filtb,filta]=bandstop_butterworth(inputs...

[filtered_signal,filtb,filta]=hipass_butterworth(inputsig...

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updated 1 year ago

Dig_Filter by Iman

This toolbox can be used to design a filter which satisfies prescribed specifications. (signal processing, optimization, digital filter)

Dig_Filter.m

N=N_Dig_Filter(wa,wp,eps_p,eps_a)

[a1 a2 b1 b2]=random_stable_initial_points

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updated 1 year ago

Uniform Filter Bank by Iman

This function can be used to design a uniform filter bank with M subbands. (optimization, signal processing, uniform filter bank)

P=P_NPR(M,m,m1)

PR_Nguyen.m

[c,ceq]=confun(h)

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updated 1 year ago

2-dimensional Filter Design using McClellan transformation by Iman

This function can be used to design 2D lowpass, highpass, bandpass, bandstop filters. (signal processing, image processing, filter design)

ChebyshevPoly(n)

Dig_Filter.m

Filter_Design_2D_McClellan.m

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updated 1 year ago

wavplayer by Emmanuel Alap

An interactive sound (.wav) player for MATLAB using the built-in audioplayer function. (audioplayer, gui, volume)

wavplayer(varargin)

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updated 1 year ago

Impulsive Noise Meter by Edward Zechmann

Calculates Impulsive noise metrics for hazardous acoustic noise assessment. (signal processing)

ACdsgn(Fs)

ArgStruct=parseArgs(args,ArgStruct,varargin)

[A2, A_str, real_digitsL, real_digitsR, imag_digitsL, ima...

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updated 1 year ago

Gabor Filetr GUI by Nikolay S.

Design apply and learn the Gabor Filter via GUI. (gabor, gabor filters, filter bank)

GaborFilterDesighnNik(varargin)

Gabor Filter GUI

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updated 1 year ago

Can you hear the Image? Tool that allows you to transform image into audible sounds by Uri Dubin

This demo transforms image spatial information to sounds. It helps blind to "see" the image. (image processing, signal processing)

SOI_SoundsOfImages(varargin)

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updated 1 year ago

Real-Time Audio Processor by 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

SCOPE: interactively tabulate SEER excel variables by Rex Cheung

This takes SEER excel column data interactively, tabulate them, write back in table format. (data import, data export, optimization)

output=xls2tabulate2xls(xlsfilename)

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updated 1 year ago

MATLAB/Simulink for Digital Signal Processing by 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 1 year ago

Envelope Detction for Signal Analysis by 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 almost 2 years ago

Discret Wavelet Transform got Daub2 by Santhana Raj

Implements the Daubechies 2 DWT w/o using the inbuilt function (signal processing, wavelet, daubechies)

[yh,yl]=d2wavelet(x,Fs,level)

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updated almost 2 years ago

Harmonic Wavelet For Wavelet transform by Santhana Raj

Computes the Harmonic wavelet and outputs in the form similar to other wavelets (signal processing, image processing, wavelet transform)

[out1,out3]=harmonic(LB,UB,N,option)

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updated almost 2 years ago

IMF for Bearing Fault Diagnosis by 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 almost 2 years ago

Morphological Analysis for Bearing Fault detection by Santhana Raj

Applies the selected morphological operators on the signal. (signal processing, image processing, morphological operato...)

morph_analysis(sig,fault_fr,rpm)

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updated almost 2 years ago

Flat fading channel by M R Avendi

Flat fading channel is generated using two methods and compared (rayleigh fading, flat fading, filter method)

out=cxn(N,sig2)

out=flat_filter(Ns,fD,fDTs)

out=flat_spec(N,fD,fdTs)

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updated almost 2 years ago

Measures of Analysis of Time Series toolkit (MATS) by 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 2 years ago

Vessel branch segmentation by Hiroshi Kawaguchi

Segment the vessel branches from dynamic image of fluorescent microscopy (image processing, gui, microscopy)

VesselBranchSegmentation

[appTime, mask]=VBSvesselMask(vimg)

[map sepTime]=VBSregionMerge(appTimeImg)

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updated 2 years ago

Spectrogram, STFT, with varied kinds of Plots by Shreyes

Plots STFT using line, Stem, Surface, Image. STFT calculation done using in built function (mathematics, statistics, signal processing)

spectrogram_multiplot(plot_type, data, varargin)

spectrogram_multiplot_demo.m

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updated 2 years ago

Karaoke by Shreyes

Program removes voice from a source .wav file and creates an output .wav file. (music, signal processing, gui)

Karaoke(varargin)

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updated 2 years ago

vibrating string simulator by Maxim Vedenyov

Possible to set inital position, velocity, friction. (vibrating string, simulator, realtime)

a=to_limits_2(a,L1,L2)

add_to_buffer(src,eventdata,Fs,ao,pso)

audio_only(handles)

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updated 2 years ago

Nth_Oct_Hand_Arm_&_AC_Filter_Tool_Box by Edward Zechmann

Features Nth octave band, Hand Arm, and A and C weighting filters (noise, nth octave, octave)

ACdsgn(Fs)

Test_Nth_oct_filters1(resample_filter)

[A2, A_str, real_digitsL, real_digitsR, imag_digitsL, ima...

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updated 2 years ago

Instantaneous FFT by Shreyes

Click on any point in the signal to find the FFT of the surrounding portion of given length. (communications, gui, mathematics)

Inst_FFT(varargin)

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updated 2 years ago

The Waveform Suite for MATLAB by 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

Filtering using Butterworth and Chebyshev by vj

Filtering an user defined signal or .wav file using Butterworth and Chebychev. Noise - AWGN. (gui, signal processing, filtering)

proj_filtering(varargin)

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updated 2 years ago

Equalizer, audioplayer, GUI by Maxim Vedenyov

Possible to change equalizer during playing (equalizer, eq, dsp)

[b a]=get_high_shelving_filter(g,Q,f,Fs)

[b a]=get_low_shelving_filter(g,Q,f,Fs)

[b a]=get_peak_filter(g,Q,f,Fs)

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updated 2 years ago

Matrix Surround Encoding by Drew Weymouth

Encodes 5-channel surround-sound signal into stereo matrix-encoded signal based on Dolby PLII. (surround sound, matrix encoding, matrix surround)

PLIIencode.m

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updated 2 years ago

Using MATLAB for Bearing Fault Analysis by Roni Peer

Ball Bearings can have several faults, which result in different signals. This program shows this. (bearing, analysis, signal processing)

[K1, K2, K3]=kurtpar(Y,t)

bearing(P, t)

bearingAnalysis(varargin)

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updated 2 years ago

Delta Sigma Toolbox by Richard Schreier

High-level design and simulation of delta-sigma modulators (electronics, deltasigma, sigmadelta)

1; end end

DocumentNTF(arg1,osr,f0,quadrature)

ESLselect(v,sy,dw,df)

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updated 2 years ago

MIRtoolbox by 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 2 years ago

Live audio stream analyser and voice coach by Steve Lawrence

A program that uses 'analoginput' to create a live audio stream, which is analyzed in real-time. (singing, coach, signal processing)

liveon.m

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updated 2 years ago

Guitar Tuner Demo from MATLAB Expo 2011 in Tokyo by Teja Muppirala

This takes audio input and calculates the frequency for use in tuning a guitar (guitar, tuner, data aqcuisition)

guitartuner

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updated 2 years ago

EXPO 2011 Signal Processing Workflow Demo Files by Atsushi Matsumoto

MATLAB EXPO 2011 Signal Processing Workflow Demo Files (expo 2011 signal proc...)

design_notch_fcn.m

fi_2nd_order_df2t_filter(b,a,x,y,z)

menu(fn,new)

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updated 2 years ago

HTK MFCC MATLAB by 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 2 years ago

Phase Locking Value by Praneeth Namburi

Computes the Phase Locking Value (PLV) for neuroelectric signals. (eeg, ecog, plv)

pn_eegPLV.m

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updated 2 years ago

eogui – a software to analyze electro-oculogram (EOG) recordings by Robert Schleicher

detects blinks and saccadic eye movements in EOG recordings (electrooculogram, eog, blinks)

adjustparameters.m

analyzeeog.m

checkplausi.m

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updated 2 years ago

face recognition by Arjun j s

face recogntion technology. (image processing)

Face_Recognition(varargin)

HGPP_image(a)

LGPP_block(Probe_Re,Probe_Im,p,q);

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updated almost 3 years ago

ButterParam by Jan Simon

Store persistent list of BUTTER parameters for faster access (butter, butterworth, signal processing)

ButterParam(N, Wn, Pass)

uTest_ButterParam(doSpeed)

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updated almost 3 years ago

GPS Receiver using Xilinx FPGA and TI DSP by Dick Benson

These model files move from a system level GPS receiver channel to actual operating hardware. (gps, tracking, timing)

ca=ca_fpga;

example_sel2html(fn,new)

GPS_Capture.m

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