Validation Toolbox (Performance Metrics for Remote Sensing Data and Climate Model Simulations) by HRL

Performance Metrics for Evaluation of Remote Sensing Observations and Climate Model Simulations (image processing, measurement, modeling)

ValidationFunction(simulated, observed,trr)

ValidationToolbox.m

IEF, Image enhancement factor by Suraj Kamya

Image enhancement factor (ief, image enhancement fac..., image processing)

[out]=IEF(orgimg,nimg,dimg)

BER, Bit error rate by Suraj Kamya

Bit Error Rate (ber, bit error rate, quality measure)

[out]=Biter(orgsig,exsig)

TAF,Tamper Assessment Function by Suraj Kamya

Tamper Assessment Function (taf, tamper assessment fun..., quality measure)

[T]=TAF(w,wex)

PSNR, Peak Signal to Noise Ratio by Suraj Kamya

Peak Signal to noise ratio (psnr, peak signal to noise ..., quality measure)

[out]=PSN(orgimg,mimg)

quadratic equation interpolation by Sherif Omran

assume you have a quadratic equation y=ax^2+bx+c.This script determines a, b , c (s, mathematics, measurement)

[a,b,c]=Quadratic(x,y)

ToleranceFactor by Viktor Witkovsky

ToleranceFactor computes the exact tolerance factor for the two-sided tolerance interval (statistics, measurement)

ComputeTables(N,M,coverage,confidence,options)

ToleranceFactor(n,coverage,confidence,options)

nctcdfVW(x,nu,ncp,tail,method,tol)

Adaptive Track Engine by W. Owen Brimijoin

Determines what changes you should make to the signal during a psychoacoustic adaptive track. (psychoacoustics, adaptive track, experiment design)

adaptive_track_engine(answers,steps,n_reversals,rules)

N-Dimensional Trapezoidal integral by Mohammed Sadeq Al-Rawi

See title. (communications, biotech, image processing)

trapezoidal_rule_nd_integral(x, mat, N)

Negative Binomial Regression by Surojit Biswas

NB2 Negative-Binomial regression. (statistics, mathematics, optimization)

nbreg( x, y, varargin )

Bias removal- and integration tool for continuous wave EPR data by Jan

This function will remove any bias and integrate a CW EPR sweep curve, together with a plot. (interpolation, measurement, integration)

[Y,A]=SubtractIntegrate(x,y,interpolation_points,varargin)

RigExpert Driver V2.4 for MATLAB by Gergely Öllös

With this driver,one can make measurements, generate signals or get some screenshots from the device (rigexpert, aa230, driver)

RigExpert

Spectr-O-Matic by Petar Lambrev

Toolbox for analysis of spectroscopic data. Version 1.06 (spectroscopy, data analysis, spectrometry)

[maxtab, mintab]=peakdet(v, delta, x)

gaussians(par, X)

getdir(filter)

find_closest_row by Justin Winokur

Find the index of a row within a larger array while allowing for a tolerance (measurement, data exploration, tools)

found_index=find_closest_row(full_array,row,tol)

Computes the Total Harmonic Distortion (THD) of a signal by yoash levron

Useful in power systems and audio systems (power, audio, measurement)

compute_THD( t,x, freq )

compute_THD_example.m

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 3.6: February, 2013. (statistics, signal processing, decomposition)

[FitResults,LowestError,BestStart,xi,yi,BootResults]=peakfi...

Compressed Sensing MRI Phantom (v1.1) by David Smith

A realistic phantom for compressed sensing MRI reconstruction. (image processing, mathematics, measurement)

csphantom (n, bandwidth, signalToNoiseRatio, b1scale, img_r...

example

Geodetic Toolbox by Mike Craymer

Toolbox for angle, coordinate and date conversions and transformations. Version 2.97. (gps, geodesy, angle)

Cct=clg2cct(Clg,lat,lon)

Clg=cct2clg(Cct,lat,lon)

R=rotct2lg(lat,lon)

CAentropy.m by ehsan tahami

Computes the entropy for Cellular Automata (mathematics, measurement)

[entropy]=CAentropy(pattern)

One-Sided FFT by Aravazhi Anbarasu

More intuitive than built in function for simple operations.Useful for repetitive code and plotiing. (control design, physics, communications)

fft_calc(X,fs)

PicoScope® 2000 Series - MATLAB® Generic Instrument Driver by Pico Technology

MATLAB Instrument Driver for use with PicoScope 2000 Series oscilloscopes (Alpha Release) (instrument driver, matlab, measurement)

[methodinfo, structs, enuminfo, ThunkLibName]=PS2000MFile

[methodinfo,structs,enuminfo,ThunkLibName]=ps2000WrapMFile

adc2mv(adc_count, voltage_range, max_value)

Rolling statistics by Jean-Yves Tinevez

Convenience utility made to compute descriptive statistics without storing data. (signal processing, image processing, data exploration)

rollingstats

RollingStatsDemo.m

Trapezoidal Integration by Aravazhi Anbarasu

Simple and intuitive numerical integration based on trapezoidal rule. (data import, data export, control design)

int_trapz(X,Ts)

Despiking Acoustic Doppler Velocimeter (ADV) Data by Rashedul Islam

This code removes spikes from the Acoustic Doppler Velocimeter (ADV)measurements. (signal processing, measurement)

despikeADV(u, hx, hy)

Similarity classifier with OWA operators by Pasi Luukka

Toolbox presents vector based classification method which uses similarity measures and OWA operators (classification, fuzzy, biotech)

[Classification_accuracy,p1,m1,classes]=simclass(datalearn,...

[Mean_accuracy, Variance,p1,m1,Means,Vars,Maxsf,Minsf]=simo...

calcfit(data, ideals, y)

Histogram distances by Boris Schauerte

Implementation of some commonly used histogram distances (compatible with the pdist interface) (image processing, signal processing, statistics)

d=chi_square_statistics(XI,XJ)

d=histogram_intersection(XI,XJ)

d=jeffrey_divergence(XI,XJ)

Simulink Support for Kinect by Takashi Chikamasa

Simulink Support for Kinect is a set of Simulink blocks interfaced with OpenNI and Kinect SDK. (image processing, instrument driver, demo)

checkDeviceBlock(model, maskType)

checkIMAQBlock(model, blk)

corner_detection_viewer(block)

Wheel Rail contact calculator by Jong Kim

This GUI program calculates some of specific data during the contact between wheel and rail. (kalkers theory, rail, contact dynamics)

contact_ellipse_calculator(varargin)

PicoScope® 3000 Series - MATLAB® Generic Instrument Driver by Pico Technology

MATLAB Instrument Driver for use with PicoScope 3000A/B oscilloscopes (matlab, picoscope, instrument driver)

[methodinfo,structs,enuminfo,ThunkLibName]=PS3000aMFile

[methodinfo,structs,enuminfo,ThunkLibName]=ps3000aWrapMFile

adc2mv(scaleVoltages, raw, voltageRange, maxValue)

genfit by Andri M. Gretarsson

This is a data fitting program tailored for use in physics or other physical sciences. (data fitting, measurement, data exploration)

fitresult=genfit(X,Y,fhandle,params,varargin)

dunnett.m by Navin Pokala

Dunnett test for multiple comparisons. Requires Statistics Toolbox (statistics, measurement, data exploration)

dunnett(stats, expt_idx, ctrl_idx)

Rice Grain Quality Control by wilmer ariza

Small application to show the viability of implement a quality control for kernel rice grain (image processing, signal processing, measurement)

RiceComVision(vid,sizeKernel,Color,DiskSize)

RiceComVisionRT(vid,sizeKernel,Color,DiskSize)

RiceComVisionSF(vid,sizeKernel,Color,DiskSize)

MATLAB Support Package for Arduino (aka ArduinoIO Package) by Classroom Resources Team

MATLAB class and Simulink blocks for communicating with an Arduino microcontroller board (arduino, data acquisition, simulink)

arduinoCleanup(customData,arduinoVar)

getSetupBlockUserData(modelHandle, arduinoVar)

msfun_arduino_analogread(block)

funciton to minimize by test

golden section search funciton to minimize (measurement, optimization)

goldenSectionSearch(functionToMinimise,a,b,tolerance)

cell2vars: Transform cell to vars by Renwen Lin

cell2vars: Transform cell's columns' to variables in workplace (data export, measurement, data import)

cell2vars(cellvar, newvarname)

cell2vars_d.m

Array Factor by Electromagnetizery

Array Factor for dipoles. Adjustable number of elements, progressive phase, and separation distance. (antenna, phi, factor)

ArrayFactor(varargin)

Image Measurement Utility by Jan Neggers

Interactive tool allowing the measurement of distances, radii, and angles in images (image processing, measurement, microscope)

measuretool(varargin)

Image Measurement Utility

Tri-diagonal matrix algorith by rockers rock

this will help to find the solution of a tri-diagonal matrices (mathematics, measurement)

[T]=tdma(lower_diagonal,principal_diag,upper_diag,rhs)

Calculate Full width at half maximum (FWHM) of a peak by Ebo

Calculate Full width at half maximum (FWHM) of a peak. (fwhm, statistics, mathematics)

fwhm.m

Planck's Law by Jaap de Vries

SPECEXITANCE Calculates the spectral radiant exitance for a black body (W/m^2·µm) (measurement, physics, radiation)

specexitance.m

Mean Square Error 3D by Amir Pasha Mahmoudzadeh

Takes two images (3D) and returns Mean Square Error for 3D images (image processing, interpolation, registration)

MSE3D(ReferenceImage3D, TransformedImage3D)

Round Toward Vector of Values by Tom R

Round values towards a given vector of choices. (ceil, data, floor)

newnums=roundtowardvec(X,roundvec,type)

Capture screen image Tektronix 2024B by Roman Skrada

Function will get data of channels that are ON and plots them. (measurement, signal processing, gui)

get_scope_screen( )

Dunn's index by Julian Ramos

This is an implementation of the Dunn's index for clustering. (dunn, measurement, index)

DI=dunns(clusters_number,distM,ind)

dunnsDemo.m

Stability Analyzer 53230A by Neil Forcier

The Stability Analyzer 53230A provides Allan or Hadamard Deviation calculations and plotting. (allan deviation, allan variance, oscillator stability)

StabilityAnalyzerGUI(varargin)

calculateADEV(tau,sPeriod,readings)

calculateAvgArray(tau, sPeriod, readings)

Cell Shape Classifier by Christof

Time-lapse microscopy classification of 2D cells based on cell shape (Seiler et al., TERM, 2012) (statistics, image processing, measurement)

extractFeatures(I,plot)

parseFilenameForLabels(input_filename)

run_extract_features(input_dir,filter,output_filename)

Noise Measuremet with PCSGU250 and Matlab Implementation by Hristo Zhivomirov

Noise measurement using data from the Velleman PCSGU250 measurement complex. (measurement, signal processing)

filterA(f, x)

Noise_measurement_PCSGU250.m

GETK by Miroslav Balda

Wait for and identify a pressed key (waiting, keyboard, keys)

getk(N,pos)

Normalized histogram by Martin V.

The function make normalized histogram, i.e. the estimation of the probability density function. (histogram, statistics, mathematics)

[h x]=histnorm(data, bins, view)

Entropy estimation from histogram by Martin V.

The script calculates the entropy point estimation from 1D histogram of data. (mathematics, measurement, statistics)

EntropyEstimationHist(input)