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updated 11 months ago

filter4fun by Per Sundqvist

Filtering signal with analytic filter function. Have limitations, but works well. (filter, fft, ifft)

y=filter4fun(fun,t,x)

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updated 1 year ago

Filter for discrete time signal by itamar luzon

input: signal, Fs, filter: specific frequency, # of harmonics, shape, width output : a clean signal (fft, filter, signal)

[y_fl, Y_fl, f, Y, f_fl, fl_function, filter]=f4ts(y,Fs,f...

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updated 1 year ago

Sinusoidal Random Process by Ashish Meshram (Meet)

Modeling of Sinusoidal Random Process where either A,w, and phi can be random variable(s). (sinusoidal random pro..., random variable, random process)

RandSine(t,option,varargin)

TestRandSine.m

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updated 1 year ago

UISignalBuilder2 by Gijs van Oort

A visual tool that allows to build signals and save them to workspace variables. (gui, tool, signal)

akZoom2.m

uisignalbuilder2(varargin)

layout.AbstractLayout

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updated 1 year ago

Get harmoniques of a real signal by Azzi Abdelmalek

Given the signal x(t), the function find a0, ak, bk the amplitudes of cos and sin waves. (fft, fourier transform, harmonics)

[wc,w0,a0,ak,bk,c0,ck]=get_harmonics(y,pas)

get_harmonics_demo.m

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updated almost 2 years ago

Vehicle Traffic Patterns at an Intersection (SimEvents) by Devdatt Lad

Study vehicle traffic patterns at a street intersections to figure out best approach using SimEvents (gallery, traffic, des)

trafficpatterns

trafficpatterns_rotary

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updated 2 years ago

De-noising signal using DWT by Nadya Amalia

m-file for de-noising signal using discrete wavelet transform. matlab 7.0 (wavelet, dwt, signal)

dekomposisilev3.m

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updated 2 years ago

Calculate a sine & save as wave by Fabian Tomaschek

Calculate a sine vector including harmonics. Save as wave file. (sine, signal, harmonics)

syntsine (frequency,intensity, duration, samplerate, play...

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updated 2 years ago

Dynamic Low, High and Band pass filter by Gaurav Gupta

An application to dynamically filter signal (sound) with interactive drag of mouse (signal, gui, filter)

filter_GG(varargin)

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updated 2 years ago

Hamming Code Model by Nishant Gupta

Error in signal with & without Hamming Code (communication, system, hamming)

commsys

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updated almost 3 years ago

Costas loop by Gaurav Gupta

A simple and fast way to apply costas loop to DSB-SC signal (signal, costas, vco)

Costas_loop.m

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updated 3 years ago

HistConnect by Dirk-Jan Kroon

Smooth histograms for sparse sampled signals and images, using low-frequency assumption. (histogram, hist, linear interpolation)

H=HistConnect(X,B,R)

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updated 3 years ago

Resolution Map by Michael Chan

Illustrates Professor Grigoryan's Resolution Map (2D image). (image processing, transform, map)

B=ft_pst(A,p,s)

[TP,TS]=t1_ps(p,s,N,mps)

[TT2,N_all]=Jset(N)

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updated 3 years ago

Splitting Signals by Michael Chan

Illustrates Professor Grigoryan's split signals (2D image) and tensor representations. (image processing, fast, transform)

A=correct_image(A);

B=ft_pst(A,p,s)

PSNR(A,B)

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updated almost 4 years ago

trapezoid by Jordan Firth

creates a trapezoid wave (trapezoid wave, signal)

trapezoid(t)

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updated 4 years ago

Virtual Signal Generator by Thomas Reid

GUI with all the functionality of a standard signal generator, but without expensive equipment. (waveform, signal, sinusoidal)

VirtualSignalGenerator(varargin)

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updated 4 years ago

ARMAsel for Irregular or Missing Data by Piet M T Broersen

Spectral and Autocorrelation Analysis with automatic selection from AR, MA and ARMA models (spectral analysis, spectrum, armasel)

ARJones_irreg(msnnr,rcinit,pAR,nobs)

ARMA_MLfit(rcs,im,xm,lagmax,p)

ARMLfit_irreg(rcs,msnn,lagmax,p)

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updated 4 years ago

Tektronix CSA 8000 Communications Signal Analyzer by The Instrument Control Team

Tektronix CSA 8000 MATLAB instrument driver (instrument drivers, tektronix, communications)

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updated 4 years ago

Nth Octave Test Signal by Edward Zechmann

Returns an Nth Octave Test Signal similar to a warble tone. (octave, warble, tone)

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

[B, A]=Nth_octdsgn(Fs, Fc, N, n)

[Env]=envelopes2(num_pts, Fs, start_time, stop_time, rise...

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updated 4 years ago

New Block library Simulink called Detection Frequency Value by Dit Papa Lamine ndao

new block library simulink detection frequency (new block library sim..., signal)

DetectFreq

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updated almost 5 years ago

Yagi antenna by Salim

this function can calculate the different parts of yagi antenna (reflector, director and radiator) (signal)

yagi(f,n);

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updated 5 years ago

UISIGNALBUILDER by Laurent Vaylet

A visual tool that allows to build signals and save them to workspace variables (gui, tool, signal)

uisignalbuilder()

layout.AbstractLayout

layout.GridBagConstraints

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updated 5 years ago

Continuous Phase Oscillator in Simulink by Rick Rosson

Generate a simple cosine wave in Simulink (oscillator, sine, cosine)

Oscillator_01

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updated 5 years ago

SDOxlsIF: Excel Interface API for Simulink Data Object by Tomoki Fukuda

SDOxlsIF: Useful M-File functions to interface Simulink Data Object with Microsoft Excel worksheet. (realtime workshop, embedded code, verification)

addExtIfNeeded(name)

convertLocalizedPropName(defInfo, val, prefix)

convertLocalizedSheetName(defInfo, val)

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updated almost 6 years ago

Tektronix DPO mmd driver by Roy

as the title (signal processing, tektronix, dpb)

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updated 6 years ago

KNMCluster by Timothy Felty

Calculates means and associated clusters from input data. (audio processing, video processing, k)

[means,c]=KNMCluster(k,indata)

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updated 6 years ago

Fourier Series Tool by Suresh Kumar Gadi

Draw function (signal) plot by giving furier coefficents for complex exponential (symbolic math, fourier series, function)

submition(varargin)

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updated almost 7 years ago

SimuWave by Francois Chaplais

A Simulink wavelet library (time frequency, wavelets, wavelets simulink)

DerivFilter(h,g,rh,rg)

FIR(t,x,u,flag,f,lu)

MakeFilter(WaveType,m,n,disp)

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updated almost 7 years ago

Frequency Plotting by Abhijit Navalekar

convenient way to plot frequency content (fft, plot, frequency)

userfft(input,varargin)

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updated 7 years ago

signal envolop by John Kartha

This is simple program to find out the outer envolop of the recorded signal (audio processing, video processing, envolop)

ENVOLOP_FILTER2.m

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updated 7 years ago

Frequency measure by Lorenzo Luengo

Helps measuring the exact frequency of a signal within a range. (dsp, frequency measure, exact)

findfreq(t,u,fmin,fmax,varargin)

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updated 7 years ago

decimation matrix by sri hari bhupala haribhakta

downsamples the given signal by an integer factor defined by the user (dsp, decimation, down samples)

decimmtx(x,N)

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updated almost 8 years ago

Simulink LED by Po Hu

Make a status display of signal in Simulink. (simulink, led, status)

SimulinkLED_mSfcn4(block)

SimulinkLED1v4

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updated 8 years ago

Signal Reconstruction by Farhat Masood

The Code is about Signal Generation. (signal, construct, matched filter)

samp_rec(fs);

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updated 8 years ago

MP3WRITE and MP3READ by Alfredo Fernandez

mp3 audio encoding/decoding (audio processing, video processing, audio signal procesin...)

mp3read(FILE)

mp3write(varargin)

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updated 8 years ago

Audio Noise Gate for Texas Instruments C5510 / C6713 by richard sikora

Distinguish between signal and noise in audio source (hardware targets, c5000, c6000)

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updated 8 years ago

Add Save to Workspace Block To Signal & Scope Manager by Jarvis Davis

Add Save-to-Workspace Block to Signal and Scope Manager (simulink, save, workspace)

sl_customization(cm)

sl_customization(cm)

new_lib

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updated 8 years ago

LFO - Maker by Cristian Zambelli

A system for build different LFO Type (audio processing, video processing, lfo)

LFOMaker()

fcnLFO(action)

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updated almost 9 years ago

Video Surveillance Using MATLAB and Image Acquisition Toolbox by Tan Chin Luh

This demo shows a simple program on the video surveilance using MATLAB and some toolboxes. (audio processing, video processing, video surveillance)

imqacdemo03(varargin)

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updated 9 years ago

mex function implementation of Optimal FIR Wiener filter by Steven Huang

The mex function implements an FIR Wiener filter. The computation involves an LU decomposition ... (filter design, filter analysis, mex function)

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updated 9 years ago

Absolute and Comparison Analysis for Affymetrix Data by Abram Jujunashvili

Perform single-array and comparison analysis for Affymetrix data given by CEL and CDF files ... (biotech, pharmaceutical, affymetrix)

[bM,nM]=affyBackgrNoise(intensMatrix,varargin)

[bZ,nZ]=affyZoneBackground(intensMatrix,varargin)

affyCdfCel2chp(celStruct,cdfStruct,theID)

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updated 9 years ago

Integer order Hankel transform by Manuel Guizar

This routine implements Hankel transforms of integer order based on a Fourier-Bessel series. (transforms, hankel, transform)

Hankel_transform.m

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updated 9 years ago

Wavelets Based Denoising by Sheraz Khan

This program shows wavelets based denoising of audio file and arbitrary signals. (time frequency, wavelets, denoising)

HardTh(y,thld)

SoftTh(y,thld)

Wavelet_Denoise(varargin)

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updated 9 years ago

Signal Distortion by Jawad Khalid

These m-files are generic implementation of distortion of signals. (distortion, mfiles, m)

Distortionless_Channel.m

Linear_Distortion_Channel.m

Multipath_Distortion_Channel.m

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updated almost 10 years ago

Reset clock by Ravi Mravi

Resets clock and starts again. (simulink, timer, reset)

Reset_timer

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updated 10 years ago

Fast Deconvolution by Stephen McGovern

Deconvovles one extremely large vector out of another extremely large vector, in reasonable time. (dsp, deconvolution, deconvovles)

[x]=fdeconv(y, h)

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updated 10 years ago

Band Pass Decimation by mx jzc

Band pass decimation with desired signal bandwidth. (band pass, decimation, signal)

IF_constrait.m

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updated almost 11 years ago

prcorr2 - 10 times faster correlation coef. by Peter Rydes├Ąter

Compute correlation coefficient over all dimensions. (audio processing, video processing, corr2)

prcorr2.m

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updated 11 years ago

Level Crossing Rate by Adrian Bohdanowicz

The function calculates Level Crossing Rate (LCR). (dsp, level crossing rate, lcr)

lcr( sig, thr );

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updated almost 13 years ago

Mason.m by Rob Walton

Mason.m uses mason's rule to simplify signal flow graphs. (mason, rile, signal)

mason(NetFile,Start,Stop)

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