image thumbnail

updated 3 days ago

matlab2tikz by Nico Schlömer

A script to convert MATLAB/Octave into TikZ figures for easy and consistent inclusion into LaTeX. (bug, figure, latex)

image thumbnail

updated 6 days ago

Perceptually improved colormaps by Matteo Niccoli

6 perceptual colormaps with rainbow-like colors and 1 with heat colors (color, colormap, data)

pmkmp.m

examples1.m

examples.m

image thumbnail

updated 14 days ago

Clinical Test Performance by Giuseppe Cardillo

The test calculate the performance of a clinical test based on the Bayes theorem (pharmaceutical, biotech, bayes theorem)

partest.m

image thumbnail

updated 14 days ago

ROCout=roc(varargin) by Giuseppe Cardillo

compute a ROC curve (statistics, probability, curve)

ROCout=roc(varargin)

image thumbnail

updated 3 months ago

export_fig by Oliver Woodford

Exports figures nicely to a number of vector & bitmap formats. (data export, export figure, print)

image thumbnail

updated 3 months ago

real2rgb & colormaps by Oliver Woodford

Converts intensity matrices into truecolor images. (truecolor, colormap, sepia)

autumn(varargin)

bled(varargin)

bone(varargin)

image thumbnail

updated 4 months ago

COLORMAP and COLORBAR utilities (Jul 2014) by Carlos Adrian Vargas Aguilera

MATLAB color utilities including COLORMAP join and interpolation; freeze and fit COLORBAR, etc. (color, caxis, colormap)

cbfit(varargin)

cbfreeze(varargin)

cbhandle(varargin)

image thumbnail

updated 11 months ago

Symbolic Matrix by Zachary Danziger

Creates a matrix composed of properly indexed symbolic elements. (mathematics, linear algebra, symbolic math)

symMat(dims,Mname,type)

image thumbnail

updated 1 year ago

Measures of Effect Size Toolbox by Harald Hentschke

Computes diverse effect size statistics including confidence intervals (statistics, effect size, noncentral)

ci=ncpci(x,fType,df,varargin)

mes.m

mes1way.m

image thumbnail

updated 2 years ago

sexy by Naor Movshovitz

Display a symbolic expression in a human readable form. Extension of the built-in pretty function. (symbolic math, pretty, symolic expression)

sexy(s)

image thumbnail

updated 2 years ago

Fit all valid parametric probability distributions to data by Mike Sheppard

ALLFITDIST Fit all valid parametric probability distributions to data. (simulation, statistics, finance)

allfitdist(data,sortby,varargin)

image thumbnail

updated 3 years ago

Don't let that INV go past your eyes; to solve that system, FACTORIZE! by Tim Davis

A simple-to-use object-oriented method for solving linear systems and least-squares problems. (factorization, backslash, mldivide)

cheap_condest (d, fail_if_singular)

cod (A, tol)

cod_qmult (Q, X, method)

image thumbnail

updated 3 years ago

N-dimensional histogram by Bruno Luong

Compute n-dimensional histogram (histogram, hist, histc)

histcn(X, varargin)

image thumbnail

updated 3 years ago

Automatic Differentiation with Matlab Objects by William McIlhagga

Automatically compute derivatives of functions, without using finite-difference approximations. (optimization, mathematics, derivatives)

ackley(x)

autodiff(x,func,varargin)

autodiff_sparse(x,func,varargin)

image thumbnail

updated 4 years ago

Group Equally by Ged Ridgway

Categorise data into quantiles (categorize, categorise, split)

group_equally(x, n)

image thumbnail

updated 4 years ago

DimFunc by Ged Ridgway

Apply a function along any dimension of an n-D array. (multidimensional arra..., nd, first nonsingleton di...)

dimfunc(func, data, dim, out_length, handles_matrix)

image thumbnail

updated 4 years ago

Unique random permutations by Ged Ridgway

Random sample (without replacement) from unique permutations of a vector or row-perms of a matrix (combinatorics, permutation, random)

nchoosek_m(n, k, m)

perms_m(n, m)

sample_no_repl(n, k)

image thumbnail

updated 4 years ago

Struct array conversion by Ged Ridgway

Convert in either direction between struct-array and structure of arrays (struct, database, spreadsheet)

Examples of processing basic database from an xls spreads...

struct2struct(old)

image thumbnail

updated 4 years ago

Precision-Recall and ROC Curves by Stefan Schroedl

Calculate and plot P/R and ROC curves for binary classification tasks. (statistics, precisionrecall curve, roc curve)

prec_rec.m

image thumbnail

updated 4 years ago

Modulation tutorial by Ged Ridgway

Simple illustration of the Jacobian determinant as a geometric scaling factor (neuroimaging, morphometry, vbm)

Simple illustration of the Jacobian determinant as a geom...

image thumbnail

updated almost 5 years ago

Default arguments by Ged Ridgway

Set missing/empty variable or field to given value (default, argument processing, input processing)

default(varargin)

image thumbnail

updated almost 5 years ago

csv2struct by Jaroslaw Tuszynski

reads Excel's files stored in .csv or .xls file formats and stores results as a struct (csv, csvread, read csv)

csv2struct(filename)

image thumbnail

updated almost 5 years ago

(AU)ROC(CH) by Ged Ridgway

Receiver Operating Characteristic curve with convex hull, plus areas under ROC and ROCCH. (receiver operating ch..., roc, auc)

...

image thumbnail

updated almost 5 years ago

Bipolar Colormap by Ged Ridgway

Symmetric/diverging/bipolar cold-neutral-hot colormap (colormap, color map, color scale)

Find a bipolar colormap, linear in grayscale, close to a ...

bipolar(m, n, interp)

colormap_optimization(cmap)

image thumbnail

updated almost 5 years ago

writeVTK by Daniel Peterseim

Exports triangulations and triangulated surfaces to vtk file format. (vtk export, paraview, visualization)

writeVTK(filename,t,p,u)

writeVTKcell(filename,t,p,u)

image thumbnail

updated 5 years ago

reshape2matrix.m v1.0 (Oct 2009) by Carlos Adrian Vargas Aguilera

Reshapes a multidimensional array into a 2-D matrix with an specific dimension in the columns! (reshape, permute, ipermute)

reshape2matrix(X,DIM,SIZE)

image thumbnail

updated 5 years ago

Toolbox Graph by Gabriel Peyre

A toolbox to perform computations on graph. (graph theory, laplacian, combinatorial)

Toolbox graph - A toolbox to process graph and triangulat...

Isomap(D,ndims,options);

adjacency2incidence(A)

image thumbnail

updated almost 6 years ago

Rice/Rician distribution by Ged Ridgway

Functions for Rice/Rician PDF: stats, samples, and distribution fitting. (statistics, probability, rice)

Rice/Rician Distribution Demo

ricefit(mudat, vr)

ricepdf(x, v, s)

image thumbnail

updated almost 6 years ago

MatlabBGL by David Gleich

MatlabBGL provides robust and efficient graph algorithms for Matlab using native data structures. (graph, bfs, dfs)

Core numbers in MatlabBGL

New features in MatlabBGL version 3.0

New features in MatlabBGL version 4.0

image thumbnail

updated 6 years ago

SLIDEFUN (v4.0, sep 2008) by Jos (10584)

apply function to a moving window over a vector (matrices, moving, window)

slidefun (FUN, W, V, windowmode, varargin)

image thumbnail

updated 6 years ago

ROC Curves and Area Under of Them by Cuneyt Mertayak

ROC curves of one or more experiments and the area under of each curve can be computed with this cod (statistics, probability, roc curve)

image thumbnail

updated 6 years ago

Visualization Toolkit (VTK) mex interface by Phil Goddard

Files describing how to interface MATLAB with VTK via mex (external interface, vtk, mex)

compileDemoVTKmexfile.m

runDemoVTKmexfile.m

image thumbnail

updated 6 years ago

Rankings by Francesco Pozzi

Calculate Rankings with five different methodologies (statistics, probability, ranking)

DenseRankings(x)

FractionalRankings(x)

FractionalRankings2(x)

image thumbnail

updated 6 years ago

AUROC - Area under Receiver Operating Characteristic by Stefan Schroedl

Compute AUROC from frequency weighted instances of predictions and ratio of positive instances (statistics, probability, auroc)

aucroc(p_predicted, p_target, freq)

image thumbnail

updated 6 years ago

UFget: MATLAB interface to the UF sparse matrix collection by Tim Davis

Downloads sparse matrices from the web directly into the MATLAB workspace, from a vast range of real (linear algebra, sparse, matrix)

UFget (matrix, UF_Index)

UFget_defaults

UFget_lookup (matrix, UF_Index)

image thumbnail

updated almost 7 years ago

Symbolic Hessian Evaluator by Brad Ridder

For a symbolic input function f, returns the symbolic Hessian matrix. A real time saver imho -_- (optimization, hessian, matrix)

image thumbnail

updated 8 years ago

Statistical Learning Toolbox by Dahua Lin

Functions for statistical learning, pattern recognition and computer vision, covering many topics. (statistical learning, pattern recognition, classification)

annsearch(X0, X, k, varargin)

edl_batchexp(expfun, scrpath, env, logger, filter, runopt)

edl_buildiidxdict(S, idxfn)

image thumbnail

updated 10 years ago

Accurate Confidence Intervals by Tim Ross

Computes especially accurate confidence intervals for proportions, rates, and their differences. (statistics, probability, confidence interval)

binopdf_01ok(x,n,p)

binopdf_of_p(p, x, n)

get_ci_cs1(x,n,alpha)

image thumbnail

updated almost 12 years ago

CMRmap.m by Carey Rappaport

A colormap for effective black and white rendering of color scale images. (annotation, customization, color graphics)

CMRmap.m

image thumbnail

updated 12 years ago

Introduction to Linear Algebra by Gilbert Strang

Companion Software (mathematics, linear algebra, theory)

BASIS(A)

addvec(v,w)

atimesv(a,v)

image thumbnail

updated 12 years ago

comparedata by Andrew Diamond

Compares two objects recursively. (structures, cell arrays, compare)

Contact us