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updated 3 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 3 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 3 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

OSCAR by Jerome Degallaix

An optical FFT code to simulate Fabry Perot cavities with arbitrary mirror profiles (chemistry, physics, fft)

HermitePolynomial(n, x)

LGcoefficient(mat, p, l, lambda, w, curv, gridsize)

LaguerrePolynomial(p, l, x)

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updated 3 months ago

fulldiff.m by Timothy Jorris

Symbolically computes full derivative wrt time using chain rule and time variables. (symbolic math, full, derivative)

dout=fulldiff(varargin)

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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

TimeStr by Stephen Cobeldick

String representation of time in HH:MM:SS.SSSS format. (time, date, datenum)

timestr(dtn,prc)

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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

TFIData.m by Joshua Hundley

Creates TFI surface of data set fit with splines along the rows and columns of the data set (interpolation, transfinite interpola...)

TFIData(x, y, X, Y, Z)

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updated 3 months ago

Chebfun V4 by Chebfun Team

Numerical computation with functions instead of numbers. (numerical analysis, interpolation, approximation)

A greedy algorithm for choosing interpolation points

A keyhole contour integral

A parameter dependent ODE with breakpoints

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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

timestr by Michelle Hirsch

String representation of time in HH:MM:SS.SSSS format. (strings, time, second)

timestr(D,precision)

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updated 3 months ago

timetick by Michelle Hirsch

Time formatted tick labels. (strings, time, second)

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updated 3 months ago

Convert seconds to human readable string(s) by Rody Oldenhuis

Convert an amount of seconds to hours/days/weeks/etc. (hours, week, days)

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updated 3 months ago

interpm2 by Chad Greene

Densify or interpolate along paths with approximately equal spacing in meters or kilometers. (interpm, interpolation, mapping)

interpm2

interpm2(lat,lon,maxdiff,method,units,tolerance)

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updated 3 months ago

Automated EEG Repair Tool by Kristjan-Julius

Automatically detects and repairs EEG data that is noisy or contains artifacts (eeg, interpolation, automatic)

coreEXE( cfg, data )

defineBadNeigh( cfg, eeg_data )

detectionAlgorithm( prestim, freq, eeg_data )

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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 4 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

Gaussian interpolation with successive corrections by OUC Polar

Code for Gaussian Interpolation with successive corrections (interpolation, gaussian)

gaussian_interpolation.m

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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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updated 4 months ago

RegularizeData3D by Jamal

Produces a smooth surface from scattered 3D input data. (3d data, regularizing, approximation)

RegularizeData3D(x,y,z,xnodes,ynodes,varargin)

TestRegularizeData3D_Bicubic_vs_Bilinear.m

TestRegularizeData3D_Coarse_v_Fine_Output_Grids.m

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updated 4 months ago

Bezier Curves (and interactive tools) by Adrian

A matlab class for handling n-dimentional bezier curves, parametrized by control points. (bezier curves, matlab, interpolation)

bezier

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updated 4 months ago

Interpolation of a signal with Matlab Implementation by Hristo Zhivomirov

Interpolation in the time domain via zero-padding in the frequency domain. (signal processing)

interpolate(x, intfact)

example.m

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updated 4 months ago

SINIDE - Parameter identification of a sine-wave from a measured signal by Miroslav Balda

Frequency, amplitude, phase shift and mean value of the best sinus fit to a sampled signal. (signal processing, parameter identificat..., harmonic process)

sinide(y,fs,ipr,varargin)

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updated 4 months ago

findpeaks2.m by Sudipta Das

Find all the peaks of a surface excluding NaN. (surface, mathematics, maximum)

[y,ind]=findpeaks2(P)

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updated 4 months ago

FFT_list.m by Rashmil Dahanayake

Performs a FFT analysis for a signal and lists the magnitudes and phase values. (fft, sub harmonics, thd)

fft_list( signal ,time ,varargin )

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updated 4 months ago

Gabor Wavelets by 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)

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updated 4 months ago

Recurrence quantification analysis (RQA) by Gaoxiang Ouyang

Recurrence quantification analysis (RQA) of recurrence plots (RPs) (recurrence quantifica..., recurrence plot rps, signal processing)

RPplot(P,m,t,r,index)

RPplot_FAN(P,m,t,T,index)

Recu_RQA(RP,I)

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updated 4 months ago

HARMFIT: Sinusoidal harmonic curve fitting by François Beauducel

Computes harmonics of a phase signal (signal processing)

harmfit.m

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updated 4 months ago

transformation_al_be_to_d_q_inverse.m by Aubai

transfer from d-q to Alpha,Beta (matlab, signal processing, simulink)

transformation_al_be_to_d_q_inverse (d,q,o,wt,Alignment)

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updated 4 months ago

transformation_al_be_to_d_q.m by Aubai

Alpha, Beta to d,q transformation (matlab, signal processing, simulink)

transformation_al_be_to_d_q (Alpha,Beta,Zero,wt,Alignment)

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updated 4 months ago

Park_transformation_inverse.m by Aubai

Park_transformation_inverse (matlab, signal processing, simulink)

Park_transformation_inverse(d,q,o,wt,Alignment)

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updated 4 months ago

Park_transformation.m by Aubai

Park_transformation (matlab, signal processing, simulink)

Park_transformation(u1,u2,u3,wt,Alignment)

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updated 4 months ago

Clarke_transformation_inverse.m by Aubai

Clarke_transformation_inverse (matlab, signal processing, simulink)

Clarke_transformation_inverse(Alpha,Beta,Zero)

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updated 4 months ago

Clarke_transformation.m by Aubai

Clarke_transformation (matlab, signal processing, simulink)

Clarke_transformation(u1,u2,u3)

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updated 4 months ago

PID_fun.m by Aubai

An PID controller (matlab, mathematics, signal processing)

PID_fun(kp,kI,kD,Input,time,Compare)

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updated 4 months ago

Instantaneous_power_mfile.m by Aubai

Three-phase instantaneous power calculater (matlab, signal processing, simulink)

Instantaneous_power_mfile(u1,u2,u3,I1,I2,I3)

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updated 4 months ago

Estimating a constant state using the Kalman Filter by Lazaros Moysis

Kalman Filter example for estimating a constant value (estimation, kalman, filter)

KalmanFilterExample.m

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updated 4 months ago

Information-based Similarity Toolbox by Albert Yang

Information-based similarity index is an analysis of measuring distance between symbolic sequences (statistical physics, information theory, distance)

binmapping(signal)

checkfiletype(filename)

ibs(wrf1,wrf2)

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updated 4 months ago

ifilter: Interactive Fourier filter function, version 4 by Tom O'Haver

Keyboard-operated interactive Fourier filter function for time-series signals. (communications, measurement, signal processing)

ry=ifilter(ix,iy,icenter,iwidth,ishape,imode,ifilt)

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updated 4 months 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)

Image_Projection(T,M,Eigenfaces )

PCA_Core(Tr,M,dimensions)

PCA_NEW(Tr,Ts,TrNum,TsNum,dimensions,sno)

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updated 4 months ago

err_sinc_interp.m by Truong

Sinc interpolation to find maximum spectrum (radar, interpolation, sinc)

err_sinc_interp.m

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updated 4 months ago

Automatic enveloping, variance change and activity detection with Hilbert Transform by Hooman Sedghamiz

Automatic Signal Segmentation and activity detection with Hilbert Transform and smoothing. (hilbert transform, signal segmentation, activity detection)

envelop_hilbert_v2(y,Smooth_window,threshold_style,DURATI...

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updated 4 months ago

DimensionedVariable Class - units support for MATLAB by Sky Sartorius

A new variable type allowing use of real-world units and dimensions with enforced unit consistency. (units, dimensioned, aerospace)

DimensionedVariable Class for MATLAB - notes and demos

u2num( varargin )

unitsOf(in)

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