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updated 7 hours ago

Pseudo B-Mode Ultrasound Image Simulator by Debdoot Sheet

Simulate pseudo B-mode ultrasonic images with customized tissue echogenicity maps (image processing, signal processing, medical)

fcnPseudoBmodeUltrasoundSimulator.m

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updated 1 day ago

Box Muller complex noise by Orlando Rodríguez

Box Muller complex noise (signal processing, underwater acoustics)

boxmullernoise(nsensors,s)

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updated 1 day ago

MATLAB trilinear interpolation by Mehmet OZTURK

A Matlab mex function to perform trilinear interpolation. (interpolation, signal processing, mex)

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updated 2 days ago

central_diff2(y,deltat,d,a) by Benjamin Strom

Finite difference approximation of any order derivative, any accuracy (interpolation, approximation, algorithm)

central_diff2(y,deltat,d,a)

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updated 2 days ago

Zernike Moments by Amir Tahmasbi

MATLAB Code for the Fast Calculation of Zernike Moments of order n and repetition m on NxN images. (image processing, physics, mathematics)

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

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updated 2 days ago

Frequency-Domain Min-Max Optimization for Delta-Sigma Modulators by Masaaki Nagahara

Matlab codes are provided for min-max optimization for loop-filter design in delta-sigma modulators. (delta sigma, optimization, signal processing)

NTF_MINMAX(order, OSR, H_inf, f0, zf)

NTF_MINMAX_MB(order, OSR, H_inf, f, zf)

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updated 2 days ago

H-infinity optimal fractional delay filter by Masaaki Nagahara

A code for designing H-infinity optimal fractional delay filters (fractional delay, fractional delay filt..., signal processing)

fdf_hinf(F, D, T)

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updated 3 days ago

Filter - smooth (calculating the moving average along a vector) by Adrian Lara-Quintanilla

This function calculates the moving average along that vector. It can be used to smooth a series. (smooth, filter, timeseries)

moving_average.m

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updated 3 days ago

Find values in a vector or function by Adrian Lara-Quintanilla

For a function y=f(x), this script looks for all the "x" values for a desired value of "y" (y0). (mathematics, data exploration, time series)

findvalues(vector,yvalue)

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updated 6 days ago

Watermarking based on LBP by Mehran Kh

Watermarking based on linear binary patterns! (signal processing, image processing, watermark)

Sng(blok,Image_c)

extract(attack,mm,nn,rr,tt)

LBP_Watermarking.m

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updated 8 days ago

Real/Complex Spherical Harmonic Transform and Gaunt Coefficients by Archontis Politis

A small collection of routines for the Spherical Harmonic Transform and Gaunt coefficients. (signal processing, acoustics, spherical)

Fdirs2grid(W, aziRes, polarRes, CLOSED)

checkOrthogonality(N, dirs, basisType, W)

complex2realCoeffs(C_N)

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updated 8 days ago

Acoustic Spherical Array Processing by Archontis Politis

Routines to convert microphone signals to spherical harmonic signals and associated processing (array processing, spherical acoustics, signal processing)

plotMicArray(mic_dirs, R)

simulateArrayRec(sig_dirs_rad, sig, N_order, R, mic_dirs_...

simulateArraySHT(micsig, maxN, R, mic_dirs_rad, maxG_db, ...

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updated 8 days ago

calculation of power using Friis formula using 16qam by Srashti Vyas

this code performs the calculation of power using friis formula (wireless, communication, power electronics)

FRIIS_FOR.m

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updated 9 days ago

libPLS_1.95.zip by Hongdong Li

libPLS: An Integrated Library of Partial Least Squares Regression and Discriminant Analysis (signal processing, statistics, modeling)

irf.m

plsnipals.m

axisrange(x)

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updated 9 days 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 9 days ago

Dynamic Time Warping (DTW) by Quan Wang

This package implements Dynamic Time Warping (DTW). (signal processing, machine learning, time series)

dtw(s,t,w)

demo_dtw.m

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updated 10 days ago

COSBOS: COlor-Sensor-Based Occupancy Sensing by Quan Wang

Occupancy distribution estimation for smart light delivery with perturbation-modulated light sensing (image processing, smart lighting, signal processing)

...

A=solve_A_0norm(X,Y)

A=solve_A_1norm(X,Y)

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updated 11 days ago

wavpart(input,fs,fmax) by Guray

Useful and simple GUI to analyse speech content (signal processing, spectral analysis, sound)

wavpart(input,fs,fmax)

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updated 12 days ago

Principal component analysis for structural damage detection by Jhonatan Camacho

Implementation of PCA base line models for structural damage detection. (signal processing, statistics, data exploration)

PCA_FaultDetection.m

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updated 15 days ago

Random Data Classification by Etienne Combrisson

Create and classify random data sets (signal processing, classification, random)

ClassifyLDA(x,y,cross_type,cross_nb,rep)

StatTh(y,alpham)

StatThInv(y,DA)

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updated 15 days ago

Calculo da Energia de um Imagem by Edmilson FIlho

Utilizando-se essa função poderá se calcular a energia de uma imagem (image processing, signal processing, energy)

energy.m

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updated 16 days ago

Sample Entropy by Hesam

This is a .c file for computing sample entropy. You need to mex it. (signal processing, information theory, sample entropy)

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updated 18 days ago

svdd by chang

svdd code ,can run. (signal processing, statistics)

svdd_solve.m

KernelMatrix(TrainMatrix,Sigma)

predict(KM,testMatrix,SV,alpha,kesi)

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updated 20 days ago

PCA Based Face Recognition System Using ORL Database by Shujaat Khan

This Package implements 'Eigenface' PCA based face recognition technique. (appearance based face..., eigenface, face recognition)

CDT(ns,DatabasePath,ff,escImages)

Comparision()

Graphs()

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updated 22 days ago

Bluetooth Voice by Zhang Zibo

Bluetooth Voice simulink (signal processing)

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updated 22 days ago

Adjustable Window with 12 dB/Octave Sidelobes by Jim

User-Commanded Mainlobe Width, 12 dB/Octave Roll-Off Instead of 6 dB or 0 dB (window, window function, weighting)

w=win12(n,f0)

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updated 23 days ago

Replacement Window Functions by Jim

Well-Behaved Implementations of Seven Common Window Functions (window, window function, weighting)

w=blackman(n)

w=blackmanharris(n)

w=flattopwin(n)

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updated 25 days ago

Theil-Sen Robust Linear Regression by Zachary Danziger

Perform linear regression that is robust to outliers. (signal processing, regression, outlier)

TheilSen.m

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updated 25 days ago

Greedy Algorithms for Non-linear Sparse Recovery by Kavya Gupta

Modifications in OMP and COSAMP greedy Algorithms for Non-linear Sparse Recovery (signal processing, optimization, matlab)

Grad(fun, x0, deltaFactor)

x=OMPE(A,myfun,k)

x=OMPL(A,myfun,k)

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updated 28 days ago

am modulation by Antonio Gonzalez

Example of AM Modulation (signal processing)

pract9a.m

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updated 28 days ago

SSB + FDM by Salman Qadir

Digital SSM modulation with FDM(frequency division multiplexing) (communications, ssb, fdm)

SSB_FDM.slx

outputsq1.avi

outputsq.avi

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updated 29 days ago

DSP System Toolbox™ Support Package for ARM® Cortex®-A Processors by MathWorks DSP System Toolbox Team

Optimized C code generation for ARM Cortex-A processor based systems using Ne10 library. (arm, signal processing, communications)

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updated 29 days ago

Nonstationary Extreme Value Analysis (NEVA) Toolbox by HRL

Nonstationary Extreme Value Analysis (NEVA) (statistics, climate, extreme value analysi...)

GEVQQcheck(DATA,nsite,Now)

GPQQcheck(DATA,nsite)

Mann_Kendall(V,alpha)

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updated 1 month ago

dataprocess by Matt Visnovsky

Given keywords, this sifts through a delimited data-containing folder and performs bulk operations (signal processing, data import, data exploration)

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updated 1 month 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 1 month ago

Regularization Kaczmarz Tools Version 1.1 for Matlab by Andrey Ivanov

Regularization Column version of Kaczmarz algorithmfor solving ill-posed systems (iterative projection ..., incorrect problems, regularized solution)

Convergence of the Quasi-Optimal Kaczmarz algorithm.

Convergence of the regularized form of the Column-Kaczmar...

columnkaczmarz(A,b,K,x0,options)

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updated 1 month ago

SistemaAM(varargin) by william cardoza

modulacion am-dbl-blu (signal processing)

SistemaAM(varargin)

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updated 1 month ago

sampling theorem.m by ABHILASH SINGH

SAMPLING THEOREM WITH COMMENTS (signal processing, sampling)

sampling_theorem.m

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updated 1 month ago

DBL CP- DBL SP by eliana *

modulacion doble banda lateral sin portadora /modulacion doble banda lateral con portadora (signal processing)

am_dbl.m

am_dbl_cp.m

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updated 1 month ago

INTERFAZ USANDO GUIDE-MODULACIÓN DBL Y BLU by Kelvin Camizán Cunias

El siguiente interfaz nos ayudará a entender la modulación en amplitud - DBL - BLU (signal processing)

arregla_voz.m

canalyRF.m

DAM.m

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updated 1 month ago

PCMGUI(varargin) by ABHILASH SINGH

PCM using GRAPHICAL USER INTERFACE (signal processing, communications)

PCMGUI(varargin)

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updated 1 month ago

continuous wavelet transform and inverse by jon erickson

Continuous wavelet transform (CWT) and Inverse CWT for reconstructing original signal. (cwt, inverse, time frequency)

invcwt.m

...

...

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updated 1 month ago

pn sequence generation by Sridhara R

to generate pn sequence (signal processing)

pn_seq.m

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updated 1 month ago

PID by leonardo

sistemas de control (signal processing)

untitled.slx

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updated 1 month ago

Contour detection by CORF operator by George Azzopardi

The CORF contour operator is based on a computational model of a simple cell in visual cortex. (edge detection, contour detection, visual cortex)

CORF(I, sigma, t)

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updated 1 month ago

Fast 'n easy smoothing by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (smooth, curve fitting, image processing)

smoothn(varargin)

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updated 1 month ago

Wavelet based Image Reconstruction from Gradient Data by E

A toolbox for reconstructing images from gradient data. (image processing, gradient, poisson solver)

Reflect.m

Ad_GWN(X,targetSNR,st)

CombineRGB(R,G,B)

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updated 1 month ago

iSignal 4 by Tom O'Haver

Interactive smoothing, differentiation, peak sharpening and measurement of time-series signals. (signal processing, data import, chemistry)

Processed=ProcessSignal(x,y,DerivativeMode,w,type,ends,Sh...

[pY,PowerSpectrum]=isignal(DataMatrix,xcenter,xrange,sm,s...

isignaldemo2

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updated 1 month ago

A speech/music discriminator based on RMS and zero-crossings by Costas Panagiotakis

This code implements a method for a speech/music discriminator based on RMS and zero-crossings. (signal processing, speechmusic discrimin..., rms)

RMS(y)

Zero_Crossings(y)

[classif, segments]=trmszc(start,finish,filename)

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updated 1 month ago

Phase Difference Measurement with Matlab Implementation by Hristo Zhivomirov

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

phdiffmeasure(x, y)

example.m

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