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updated 1 day ago

Extended DFT by Vilnis Liepins

Program EDFT produce high-resolution N-point DFT for N greater than the length of data vector. (spectral analysis, fft, dft)

Y=inedft(F,fn,tn)

[F,S,Stopit]=edft(X,N,I,W)

[F,S,Stopit]=nedft(X,tk,fn,I,W)

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updated 9 days ago

josecamachop/MEDA-Toolbox by José

Multivariate Exploratory Data Analysis Toolbox for Matlab (data exploration, matrices, analysis)

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updated 10 days ago

Frequency Domain Filtering by MANISH KUMAR SHARMA

Fourier Transformation and Frequency Domain are used for Filtering (image processing, signal processing, filtering)

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updated 11 days ago

Non-local Means (NLM) denoising for time series, applied to ECG by Brian Tracey

NLM denoising, popular in image processing, is here used for denoising time series data (ECG). (signal processing, nonlocal means, nlm)

NLM_1dDarbon(signal,lambda,P,PatchHW)

createSignalPlusNoise(signal,targetSNR_dB)

lin10(xdb)

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updated 11 days ago

Digital Image Processing Unit - 02.pdf by MANISH KUMAR SHARMA

spatial filtering (image processing, signal processing, computer vision)

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updated 11 days ago

sampling theoremusing simulink.mdl by ABHILASH SINGH

s_t (signal processing, communications)

abhilash

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updated 14 days ago

period.m by 2one

Calculate signal period (signal period, period, signal processing)

period(x,y,tres)

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updated 14 days ago

Gaussian smoothing filter by James Conder

Function to smooth a time series using a Gaussian filter. (gaussian filter, signal processing, smoothing)

gaussfilt( t,z,sigma )

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updated 16 days ago

sampling_gui.m by ABHILASH SINGH

SAMPLING THEOREM USING GUI (signal processing, communications)

sampling_gui(varargin)

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updated 16 days ago

Impulse response acoustic information calculator by 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 17 days ago

Kernel PCA and Pre-Image Reconstruction by Quan Wang

standard PCA, Gaussian kernel PCA, polynomial kernel PCA, pre-image reconstruction (signal processing, large data, dimension reduction)

D=distanceMatrix(X)

K=kernel(X,type,para)

K=kernel_NewData(Y,X,type,para)

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updated 17 days ago

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 5.7, September, 2014 (chemistry, curve fitting, decomposition)

[FitResults,LowestError,baseline,BestStart,xi,yi,BootResu...

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updated 21 days ago

sampling_theorem.m by ABHILASH SINGH

SAMPLING THEOREM WITH COMMENTS (signal processing)

sampling_theorem.m

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updated 22 days ago

myDFT.m by Mohammad Asif Khan

To compute DFT of a given signal (dft, signal processing, linear algebra)

[y,W]=myDFT(x,N)

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updated 22 days ago

myCirConvMat.m by Mohammad Asif Khan

To perform circular convolution (circular convolution, convolution, signal processing)

[Y,H1]=myCirConvMat(x,h)

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updated 22 days ago

myLinConvMat.m by Mohammad Asif Khan

To perform linear convolution (convolution, linear convolution, toeplitz)

[H,y]=myLinConvMat(x,h)

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updated 22 days ago

AlawCompander.zip by Mohammad Asif Khan

To perform Alaw companding (compander, non uniform quantizat..., alaw)

[C,xmax]=Alaw(x,A)

[C,xmax]=invAlaw(x,A)

[quant,quantnoise]=myquantizer(t,y,L)

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updated 1 month ago

PeakFinder by Nathanael Yoder

Quickly finds local maxima (peaks) or minima (valleys) in a noisy signal. (signal processing, maxima, minima)

peakfinder(x0, sel, thresh, extrema, include_endpoints)

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updated 1 month ago

System objects for live data acquisition by Gabriele Bunkheila

System objects to stream data to and from Data Acquisition hardware (data acquisition, signal processing)

System Objects to Stream Live Data to and from Data Acqui...

InstallMe

DaqBasicAnalogInExample.m

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updated 1 month ago

DIGITAL FILTER GUI by Diego Barragán

DIGITAL FILTER (filter design, filter analysis, filter)

Butterworth.m

Butterworth_bandpass.m

Butterworth_low.m

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updated 1 month ago

iSignal 3.4 by Tom O'Haver

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

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

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updated 1 month ago

Region Contrast Saliency by Boris Schauerte

(Locally debiased) Region contrast Saliency for salient object detection. (image processing, computer vision, signal processing)

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updated 1 month ago

histnc by Marco Borges

Plot a normalized histogram stylized where the PDF is estimated using the area equal one. (histogram, normalized, distribution)

histnc(varargin)

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updated 1 month ago

Power Analysis of Class B Power Amplifier with Matlab Implementation by Hristo Zhivomirov

Power analysis of class B power amplifier operating with complex load and random signal. (signal processing, power analysis)

SiPoLoModelComplexLoad.m

SiPoLoModelResistiveLoad.m

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updated 1 month ago

weighted median filter.pdf by MANISH KUMAR SHARMA

Weighted Median Filter (image processing, signal processing)

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updated 1 month ago

NulceiHomo.zip by Cheng Lu

hybrid morphological reconstruction for pre-processing of nuclei image (image processing, nuclei segmentation, signal processing)

IM_homo=LmakeHomoonRC(IM,bw,strSize)

test.m

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updated 1 month ago

Feature Mutual Information (FMI) Image Fusion Metric by Mohammad Haghighat

A non-reference image fusion metric based on mutual information of image features (image fusion, metric, image fusion metric)

fmi(ima, imb, imf, feature, w)

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updated 1 month ago

flip by Marco Borges

Flip vectors and matrices in all directions (permute, flip, signal processing)

flip(x)

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updated 1 month ago

SerialDataDisplayFront.zip by Deepak

Configurable Serial data processing and display program for interfacing with devices like Arduino (serial, arduino, rs232 plotter)

SerilaDataDisplayFront.m

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updated 1 month ago

Intravascular Near-Infrared Fluorescence (iNIRF) Imaging by Sam Nazari

MATLAB based matched filter is implemented for an iNIRF imaging method (detection, machine learning, signal processing)

[sigma,mu,A]=mygaussfit(x,y,h)

attenuationRadiusRegression(manualSelectFlag,polyFitN)

findOptimalWidth(onlyFirstN,showWhich,templateSignalStats)

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updated 1 month ago

Pitch Detection by Amir Soleimani Bajestani

Recognize musical pitch not only for simple instruments but also for Violin, Cello, Kamanche and etc (neural networks, gui, pitch detection)

actxlicense(progid)

harmonics (center,F,net,lf);

pitch(varargin)

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updated 1 month ago

crossdet by Marco Borges

Detect crossing a threshold into a signal (signal processing, detection, crossing)

crossdet(sig, th, type)

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updated 2 months ago

peakdet by Marco Borges

Detect Peaks and Depressions in a signal (signal processing, detection, peaks)

peakdet(sig, th, type)

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updated 2 months ago

fourierShapeDescriptor.zip by Weicheng Kuo

Fourier shape descriptors for simple binary region (tutorial, image processing, geometry)

B=fourierShapeDescriptor(A,r)

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updated 2 months ago

window.m by Aravazhi Anbarasu

Window Function for Signal Processing (signal processing, control design, image processing)

window(win_size,type)

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updated 2 months ago

Linear regression for multiple category data with different slopes for each by Soumya Banerjee

The function does OLS and RMA regression on data that is categorized into two different categories (aerospace, biotech, communications)

regress_plot_twocategories_allslope

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updated 2 months ago

Zero crossing with hysteresis by Noam Greenboim

Find zero crossing of a vector or a matrix with hysteresis thresholds (signal processing, zero crossinghysteres...)

ZCwHyst(vec_in, hist_l, hist_h, figh)

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updated 2 months ago

Oscillator and Signal Generator by W. Owen Brimijoin

A simple command-line function for generating standard waveforms, click trains and noise bursts. (signal generator, signal processing, oscillator)

oscillator(varargin)

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updated 3 months ago

conv_322.m by marco suarez

function to convolution of signals (signal processing)

conv_322(x,x_start,h,h_start,delta);

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updated 3 months ago

Convolutive BSS by Reju VG

Underdetermined Convolutive Blind Source Separation via Time-Frequency Masking (blind source separati..., signal processing, convolutive bss)

Mask_by_Kmeans_on_theta(theta,Nc)

TF_domain_BSS(mixture,K,ovlp,Nsources,ByKmeans)

U=solve_permutation_by_kmeansCorr_construct_output(MASK,Y...

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updated 3 months 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 3 months ago

calibration OT based AR spectrum.m by Zi-Qiang Wang

Calibration of optical tweezers based on an autoregressive model (optical tweezers, calibration, ar spectrum)

modern_spectral_estimation()

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updated 3 months ago

iPeak: Interactive Peak Detector (Version 6) by Tom O'Haver

Keypress operated interactive peak detector function. (analytical chemistry, chemistry, instrumental analysis)

FPB=findpeaksb3(x,y,SlopeThreshold,AmpThreshold,smoothwid...

P=findpeaks(x,y,SlopeThreshold,AmpThreshold,smoothwidth,p...

P=findpeaksE(x,y,SlopeThreshold,AmpThreshold,smoothwidth,...

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updated 3 months 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 3 months ago

LiveRecording by Marcus Vollmer

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

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updated 3 months ago

clarke.m by Aravazhi Anbarasu

Clarke Transform (alphabeta transform, power electronics, signal processing)

[a b o]=clarke(abc)

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updated 3 months ago

inv_clarke.m by Aravazhi Anbarasu

Inverse Clarke (alpha beta transform, power electronics, control design)

[a b c]=inv_clarke(ab0)

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updated 3 months ago

FYP1.m by Imran Hayder

Matlab GUI based waveform generator- generates waveforms like sine, cos, pwm, etc with desired param (waveform, generator, signal processing)

FYP1(varargin)

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updated 4 months ago

PicoScope® 5000 Series - MATLAB® Generic Instrument Driver by Pico Technology

MATLAB Instrument Driver for use with PicoScope 5000 Series oscilloscopes (instrument driver, matlab, measurement)

[methodinfo,structs,enuminfo,ThunkLibName]=ps5000aMFile

[methodinfo,structs,enuminfo,ThunkLibName]=ps5000aMFile

[methodinfo,structs,enuminfo,ThunkLibName]=ps5000aWrapMFile

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updated 4 months ago

A-weighting filter with Matlab Implementation by Hristo Zhivomirov

A-weighting of a signal via spectral processing in the frequency domain. (signal processing)

filterA(x, fs, plotFilter)

example.m

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