Refine by Time Frame

image thumbnail

updated 1 day ago

Gabor Feature Extraction by Mohammad Haghighat

Mohammad Haghighat

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

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

image thumbnail

updated 22 days ago

Local binary patterns by Nikolay S.

Nikolay S.

Calculates image LBP (Local binary patterns). (lbp, image processing, feature detection)

roundnS.m

assignUserInputs(funcParamsNames, varargin)

efficientLBP(inImg, varargin)

image thumbnail

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

image thumbnail

updated 3 months ago

geom2d by David Legland

David Legland

Geometry library for matlab. Performs geometric computations on points, lines, circles, polygons... (color, mathematics, computational geometr...)

Demo Medial Axis

Draw Poisson lines

demoExpandPolygon

image thumbnail

updated 3 months ago

Complete Pan Tompkins Implementation ECG QRS detector by Hooman Sedghamiz

Hooman Sedghamiz

Detects QRS complex in an ECG signal based on Pan Tompkins algorithm (qrs detection using m..., qrs, pan tompkins algorith...)

pan_tompkin.m

image thumbnail

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)

...

...

...

image thumbnail

updated 3 months ago

Communications System Toolbox Support Package for RTL-SDR Radio by MathWorks Communications System Toolbox Team

Design and prototype software-defined radio (SDR) systems using RTL-SDR with MATLAB and Simulink (pick of the week, potw, rtlsdr)

image thumbnail

updated 2 months ago

Adaptive Filtering by Paulo S. R. Diniz

Paulo S. R. Diniz

  • 1 file
  • 145 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)

image thumbnail

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)

image thumbnail

updated 2 months ago

Channel Estimation for OFDM systems by Hiren Gami

Hiren Gami

OFDM channel estimation using LS,LMMSE, and lower complexity LMMSE methods (channel estimation, ls, not a function)

OFDM_Channel_estimators.m

image thumbnail

updated 13 days ago

plt by Paul Mennen

Paul Mennen

A framework for GUI design with 2D plots. plot/plotyy alternative optimized for data exploration. (gui objects, subplots, data exploration)

Pebar(x,y,l,u,dx)

Pftoa(fmtstr,val)

Pquiv(A,B,h,in4,in5)

image thumbnail

updated 3 months ago

Automated Trading with MATLAB - 2012 by Stuart Kozola

Stuart Kozola

Files from the Automated Trading webinar showing X_Trader and QuickFIX/J integration. (x_trader, algorithmic trading, genetic programming)

Algorithmic Trading with MATLAB: Intraday trading

Algorithmic Trading with MATLAB: Moving Average Rule

Algorithmic Trading with MATLAB: Pairs trading

image thumbnail

updated 2 months 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)

image thumbnail

updated 1 year ago

DWT - SVD robust and secure watermarking scheme by Chez

Chez

Watermarking scheme based on DWT and SVD techniques. (watermarking, tamperproofing, steganography)

image thumbnail

updated 6 months ago

SIMULINK Sigma-Delta Toolbox by Isacco Arnaldi

Isacco Arnaldi

Model-Based design and simulation of various Sigma-Delta ADCs (adc, dsp, audio processing)

SNRestimation(simout, f)

calculateSNR(hwfft,f,nsig)

ds_hann(n)

image thumbnail

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)

image thumbnail

updated 1 day 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)

image thumbnail

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

image thumbnail

updated 6 days ago

Trainable COSFIRE filters for vessel delineation with application to retinal images by Nicola Strisciuglio

Nicola Strisciuglio

B-COSFIRE filters detect line at different orientations by combining the responses of DoG filters. (vessel segmentation, image segmentation, line detector)

fakepad.m

rocarea.m

createretinamaskcolored.m

image thumbnail

updated 1 year ago

Analog / Mixed Signal Examples by Dick Benson

Dick Benson

Extensive collection of examples for analog and mixed signal design work. (dsp, circuit, rf)

[Out1,Out2]=qsynth(Action,In1,In2)

analyze_BPF(Lval,Cval,Z0)

curveintersect.m

image thumbnail

updated 1 month ago

High Speed ADC Models by Dick Benson

Dick Benson

Interleaved, Successive Approximation, and Pipelined Sub-Ranging ADC models. (analog to digital con..., a to d, adc)

example_sel2html(fn,new,Click_Sensed)

adc.m

sar_adc_2.mdl

image thumbnail

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

image thumbnail

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

image thumbnail

updated 2 months ago

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

Prototype and test Xilinx Zynq-based software-defined radio (SDR) systems using MATLAB and Simulink. (sdr)

image thumbnail

updated 3 years ago

Equalizer, audioplayer, GUI by Maxim Vedenyov

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)

image thumbnail

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

image thumbnail

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

image thumbnail

updated 4 months ago

Fuzzy T-S Modeling by Michael

Michael

A fuzzy T-S Modeling App in three different languages. (nonlinear systems, modeling, takagi sugeno)

image thumbnail

updated 4 years ago

Optical Communications Systems (SOFTDM Ver 1.5) Update Matlab 2010a by David Steckler

David Steckler

Toolbox/blockset about optical comunication system Sonet/SDH mapping over fiber optics (sonet, sdh, communication)

Acerca_SoftTDM.m

Average(u)

Circuito_Decision(u)

image thumbnail

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)

image thumbnail

updated 6 months ago

Adaptive DPD Design by Kerry Schutz

Kerry Schutz

A workflow for modeling and simulating PAs and adaptive DPDs. (dpd, digital predistortion...)

fit_memory_poly_model(x, y, lengthVector, memorylen, degr...

DPD_analysis.m

ILA_CONFIGSS

image thumbnail

updated 8 months ago

LiveRecording by Marcus Vollmer

Marcus Vollmer

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

image thumbnail

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)

image thumbnail

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)

image thumbnail

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)

image thumbnail

updated almost 2 years ago

Chaotic Generators Demo by Bogdan Cristea

Bogdan Cristea

Chaotic generators demo can be used for studying the behavior of chaotic generators. (chaos, attractor, bifurcation diagram)

[waxis,Pyy,bic]=m_bicoher(y,nfft,wind,nsamp,overlap)

[waxis,Pyy]=m_powerspec(y,nfft,wind,nsamp,overlap)

attractor(action)

image thumbnail

updated 25 days ago

Synthetic Bright-Field Microscopy Image Generator by Patrik Malm

Patrik Malm

This is a synthetic image generation tool that can create realistic Pap-smear images (simulation, procedural, synthetic)

VoronoiLimit(x,y,crs)

calculate_boundary(bimage)

clothsim(target_shape,cloth_shape,max_iter)

image thumbnail

updated 2 months 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

image thumbnail

updated 2 years ago

Butterworth Filters by Chad Greene

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...

image thumbnail

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)

image thumbnail

updated 5 months ago

Mixing (MX) Oceanographic Toolbox for EM-APEX float data by Amelie Meyer

Amelie Meyer

Mixing (MX) Oceanographic Toolbox for EM-APEX* float data applying shear-strain parameterization (oceanography, mixing, finescale)

[]=f_plot_T_all(fltlist,run,fig)

[]=mx_grid_initialdata(U,V)

[nn,delnn]=nsq_modbs(s,t,p,dz,lat,varargin)

image thumbnail

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)

image thumbnail

updated almost 3 years ago

Vessel branch segmentation by Hiroshi Kawaguchi

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)

image thumbnail

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)

image thumbnail

updated 9 days ago

MATLAB to iPhone Made Easy example files by Bill Chou

Bill Chou

Use MATLAB Coder to generate C code and integrate it into an iPhone/app using Appleā€™s XCode IDE (embedded code, iphone, ipad)

Filter_design_parameters_25_Nov_2013_11_59_17()

design_xyz_filter

xyz_filter(x,y,z,reset_filter,Structure,SOSMatrix,ScaleVa...

image thumbnail

updated 12 months ago

Signal Processing with MATLAB Webinar by Kirthi Devleker

Kirthi Devleker

Contains code Snippets used in the Webinar (signal processing)

delayCompensationPlot( tn,xn,xfilter, xfiltfilt)

plotEKGPSD(varargin)

plotSig( num, sigData, titleString )

image thumbnail

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

image thumbnail

updated 1 year ago

Trainable COSFIRE filters for keypoint detection and pattern recognition by George Azzopardi

George Azzopardi

A COSFIRE filter detects features or patterns of interest, e.g. traffic signs in complex scenes. (cosfire, keypoint, feature)

COSFIRE_Application(example)

Gabor(img, lambda, aspectratio, bandwidth, orientation, s...

Parameters(type)

image thumbnail

updated 1 month ago

Fast Filter Bank Design (ffbd) by Iman

Iman

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

A_gerenator_vector_input(x_column_vector,Beta,Sigma_dicti...

Beta_dictionary(M,nk)

Find_LCM(x)

image thumbnail

updated 10 days ago

Simulink Model for BPSK to find BER vs EbNo curve under AWGN channel using Discrete-Time Integrator. by Gaurav Sharma

Gaurav Sharma

Simulink model to find Bit error rate (BER) curve of BPSK Modulation scheme in AWGN channel. (simulink, modeling, communications)

Bpsk_Integrate_dumb.m

Intdmb.mdl

Contact us