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updated 8 days ago

movingstd(x,k,windowmode) by John D'Errico

A (fast) windowed std on a time series (movingavg, standard deviation, std)

movingstd(x,k,windowmode)

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updated 10 days ago

HPF - a big decimal class by John D'Errico

High precision floating point arithmetic, a new class written in MATLAB (hpf, multiple precision, big decimal)

Demo script for my High Precision Floating point decimal

hpf_regression_testing

DefaultDecimalBase(DBaseNew)

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updated 24 days ago

fdt by Antonio Trujillo-Ortiz

Frequency distribution table. (frequency distributio..., frequency table, number of bins)

[y]=fdt(x)

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updated 3 months 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 3 months ago

Optical Character Recognition (OCR) by Diego Barragán

The aim of OCR is to classify optical patterns corresponding to alphanumeric or other characters. (application, ocr, optimal character rec...)

[fl re]=lines(im_texto)

letter=read_letter(imagn,num_letras)

OCR.m

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updated 3 months ago

HANDBOOK OF GRAPHICAL USER INTERFACE (Spanish!) by Diego Barragán

GUIDE Tips... and examples!¡Está en español! (whitepaper, article, paper)

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updated 4 months ago

MVTec Halcon Wrapper by Dirk-Jan Kroon

MVTec Halcon function mex-wrapper (mvtec, halcon, medianimage)

tline_old;

compile_cpp_code.m

generate_help_files.m

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updated 5 months ago

A suite of minimal bounding objects by John D'Errico

Suite of tools to compute minimal bounding circles, rectangles, triangles, spheres, incircles, etc. (miminum, bound, bounding)

incircle(x,y)

insphere(xyz,tri)

minboundcircle(x,y,hullflag)

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updated 6 months ago

polyfitn by John D'Errico

Polynomial modeling in 1 or n dimensions (polyfit, modeling, regression)

polyfitn_demo

polydern(p,diffvar)

polyfitn(indepvar,depvar,modelterms)

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updated 6 months ago

SLM - Shape Language Modeling by John D'Errico

Least squares spline modeling using shape primitives (spline, splines, cubic)

slm_tutorial

hermite2slm(harray)

lse(A,b,C,d,solverflag,weights)

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updated 6 months ago

bootgmregresspi by Antonio Trujillo-Ortiz

Bootstrap Interval Prediction of a Single Value for a Geometric Mean Regression (RMA). (bootstrap, geometric mean regres..., linear regression)

bootgmregresspi.m

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updated 6 months ago

gmregresspi by Antonio Trujillo-Ortiz

Interval Prediction of a Single Value for a Geometric Mean Regression-Reduced Major Axis Regression. (predicted interval, geometric mean regres..., linear regression)

gmregresspi.m

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updated 7 months ago

Pareto Set by Yi Cao

find the pareto set from n points with k objectives (optimization, multiobjective optimi..., pareto set)

membership=paretoset(X)

paretoset_examples.m

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updated 7 months ago

gmregress by Antonio Trujillo-Ortiz

Geometric Mean Regression (Reduced Major Axis Regression). (linear regression, model ii, geometric mean regres...)

gmregress.m

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updated 7 months ago

EzyFit 2.42 by Frederic Moisy

A free curve fitting toolbox for Matlab (approximation, interpolation, curve)

Discover Ezyfit: A free curve fitting toolbox for Matlab

about_ef (Ezyfit Toolbox)

axis0 (Ezyfit Toolbox)

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updated 7 months ago

gtlamtest by Antonio Trujillo-Ortiz

G 't Lam's test for variance outliers. (homogeneity of varian..., homoscedasticity, generalized cochran c...)

gtlamtest.m

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updated 7 months ago

gtlaminv by Antonio Trujillo-Ortiz

Inverse of the G 't Lam's one and two-sided cumulative distribution function (cdf). (anova, homogeneity of varian..., cochran c)

gtlaminv.m

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updated 7 months ago

gtlamcdf by Antonio Trujillo-Ortiz

G 't Lam's cumulative distribution function. (homogeneity of varian..., cochransc statistic, generalized cochrans ...)

gtlamcdf.m

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updated 8 months ago

Senz3D Acquisition interface by Dirk-Jan Kroon

Creative Senz3D, Intel Interactive Gesture Camera (Time of Flight), Acquisition interface. (senz3d, gesture, intel)

WorldCoordinates2ColorImage(XYZ, UV,sizeI)

compile_cpp_files.m

example.m

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updated 9 months ago

Conjugate Gradient Method by Yi Cao

Conjugate Gradient Method to solve a system of linear equations (mathematics, linear algebra, linear equation)

conjgrad(A,b,tol)

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updated 9 months ago

Patch Curvature by Dirk-Jan Kroon

Principal, Gaussian and Mean Curvature of triangulated mesh (curvature, gaussian, principal)

[Cmean,Cgaussian,Dir1,Dir2,Lambda1,Lambda2]=patchcurvatur...

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updated 1 year ago

press by Antonio Trujillo-Ortiz

Prediction error sum of squares. (statistics, probability, residual scaling)

press(D)

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updated 1 year ago

Bivariant Kernel Density Estimation (V2.1) by Yi Cao

A tool for bivariant pdf, cdf and icdf estimation using Gaussian kernel function. (statistics, probability, bivariant gaussian ke...)

Bivariate Kernel Density Estimation Demonstration

gkde2.m

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updated 1 year ago

Variable Precision Integer Arithmetic by John D'Errico

Arithmetic with integers of fully arbitrary size. Arrays and vectors of vpi numbers are supported. (integer, biginteger, arithmetic)

demo_vpi

base2vpi(B,base)

bin2vpi(B)

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updated 1 year ago

nearestSPD by John D'Errico

Finding the nearest positive definite matrix (positive definite mat..., covariance matrix, covariance)

nearestSPD_demo

nearestSPD(A)

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updated 1 year ago

gkgammatst by Antonio Trujillo-Ortiz

Goodman-Kruskal's gamma test. (goodmankruskals gamma, ordered qualitative v..., contingency table)

gkgammatst.m

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updated 1 year ago

PIVMat 3.02 by Frederic Moisy

A PIV Post-processing and data analysis toolbox (data import, data export, piv)

about_pivmat (PIVMat Toolbox)

addnoisef (PIVMat Toolbox)

averf (PIVMat Toolbox)

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updated 1 year ago

Kinect Matlab by Dirk-Jan Kroon

Microsoft Kinect, OpenNI wrapper, Skeleton, Depth (kinect, microsoft, skeleton)

J=imagemax(Iin)

[I_SSD,I_NCC]=template_matching(T,I)

compile_cpp_files(OpenNiPath)

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updated 1 year ago

welchanovawd by Antonio Trujillo-Ortiz

Welch ANOVA Test for Unequal Variances without data. (anova, heteroscedasticity, kmeans)

welchanovawd.m

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updated 1 year ago

aov2apr by Antonio Trujillo-Ortiz

Two-way analysis of variance with a planned (a priori) factor. (analysis of variance, anova, twoway)

aov2apr.m

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updated 1 year ago

LAPJV - Jonker-Volgenant Algorithm for Linear Assignment Problem V3.0 by Yi Cao

A Matlab implementation of the Jonker-Volgenant algorithm solving LAPs. (linear assignment pro..., linear assignment pro..., optimization)

lapjv(costMat,resolution)

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updated 1 year ago

distance2curve by John D'Errico

Find the closest point on a (n-dimensional) curve to any given point or set of points (nearest, closest, distance)

distance2curve(curvexy,mapxy,interpmethod)

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updated 1 year ago

Improvd downward branch and bound algorithm for regression variable selection by Yi Cao

Improved downward branch and bound to select the best subset for least squares regression problems. (optimization)

bbdireg(Y,X,n,nc)

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updated 1 year ago

Multi-focus image fusion using a bilateral gradient-based sharpness criterion by Kanchi

Multi-focus image fusion using a bilateral gradient-based sharpness criterion (image processing imag...)

fusion_OC_2011_main.m

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updated 1 year ago

Adaptive multi-focus image fusion using a wavelet-based statistical sharpness measure by Kanchi

Adaptive multi-focus image fusion using a wavelet-based statistical sharpness measure (image processing, signal processing)

SP_2012_main.m

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updated almost 2 years ago

Inverse (integrated) gradient by John D'Errico

Vectorized & fully sparse 1-d, 2-d, & 3-d integrated gradients (integration, cumulative, gradient)

consolidator(x,y,aggregation_mode,tol)

intgrad1(fx,dx,f1,method)

intgrad2(fx,fy,dx,dy,f11)

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updated 2 years ago

nstir2k by Antonio Trujillo-Ortiz

Stirling number(s) of the second kind. (mathematics, statistics, stirling)

nstir2k(a,b)

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updated 2 years ago

ggeomean by Antonio Trujillo-Ortiz

Geometric mean of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

ggeomean(x)

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updated 2 years ago

gharmmean by Antonio Trujillo-Ortiz

Harmonic mean of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gharmmean(x)

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updated 2 years ago

gstd by Antonio Trujillo-Ortiz

Standard deviation of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gstd(x,n)

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updated 2 years ago

gskewness by Antonio Trujillo-Ortiz

Skewness of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gskewness(x,n)

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updated 2 years ago

gvar by Antonio Trujillo-Ortiz

Variance of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gvar(x,n)

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updated 2 years ago

gkurtosis by Antonio Trujillo-Ortiz

Kurtosis of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gkurtosis(x,n)

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updated 2 years ago

gmean by Antonio Trujillo-Ortiz

Mean of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gmean(x)

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updated 2 years ago

gmedian by Antonio Trujillo-Ortiz

Median of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gmedian(x)

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updated 2 years ago

gquantile by Antonio Trujillo-Ortiz

Quantiles of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gquantile(x,p)

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updated 2 years ago

gprctile by Antonio Trujillo-Ortiz

Percentile(s) of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gprctile(x,p)

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updated 2 years ago

gmode by Antonio Trujillo-Ortiz

Mode(s) of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gmode(x)

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updated 2 years ago

Inhull by John D'Errico

Efficient test for points inside a convex hull in n dimensions (convex hull, inhull, hull)

inhull(testpts,xyz,tess,tol)

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updated 2 years ago

IPDM: Inter-Point Distance Matrix by John D'Errico

An efficient and accurate Inter-Point Distance Matrix (distance, interpoint, distances)

demo_ipdm

ipdm(data1,varargin)

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