GRABIT

Extract (pick out) data points off image files.

interparc

Distance based interpolation along a general curve in space

num2strexact (exact version of num2str)

num2strexact does exact conversion of number to string based on IEEE floating point bit pattern

Fast and Robust Curve Intersections

Computes intersection points of two curves.

Curve intersections

Fast computation of intersections and self-intersections of curves using vectorization.

Random Vectors with Fixed Sum

Randomly and uniformly generates vectors with a specified sum and values in a specified interval.

Shapiro-Wilk and Shapiro-Francia normality tests.

Shapiro-Wilk & Shapiro-Francia parametric hypothesis test of composite normality.

Graph Digitizer

The Graph Digitizer Tool is a MATLAB script that enables users to extract data points from graphs in images.

allcomb(varargin)

All combinations of input (v4.2, apr 2018)

MAT2TILES: divide array into equal-sized sub-arrays

Splits an array of any dimension into cell array of equal sized chunks.

Separable Block-wise Operations

Efficiently performs separable operations (e.g., sum, mean,prod, min, max,...) on array sub-blocks

PADCAT

concatenate vectors with different lengths by padding with NaN

3D Rotation about Shifted Axis

Computes/applies rotation about arbitrary 3D line.

stlwrite - write ASCII or Binary STL files

Export a variety of inputs (patch, surface) to an STL triangular mesh

nchoose2

all combinations of two elements

filefun: Apply a function to files

Adds multi-file functionality to functions handling only single files.

Syms to TF Conversion

Simple M file to convert Symbolic Equations/Polynomials to ZPK TF form.

xml2struct

Convert an xml file into a MATLAB structure for easy access to the data.

setFigTransparency - set figure transparency / fading

setFigTransparency sets the transparency/opacity of a figure window, with optional fading effect

api_showwindow

The function warps the WIN32 ShowWindow API in User32.dll.

getkeywait

Wait a certain time for a single keypress

Hungarian Algorithm for Linear Assignment Problems (V2.3)

An extremely fast implementation of the Hungarian algorithm on a native Matlab code.

Pplane

An updated version of Pplane that works on Matlab R2018b

UniqueFuncNames

Check uniqueness of function names

sort_nat: Natural Order Sort

Sort strings in natural order.

STL File Reader

STLREAD imports geometry from a binary stereolithography (STL) file into MATLAB.

getundoc - get undocumented object properties

GETUNDOC returns a structure of undocumented properties (names & values) for the specified object

Fminspleas

Efficient nonlinear regression fitting using a constrained, partitioned least squares overlay to fmi

allwords

Parse a sentence or any string into distinct "words"

BreakPlot

Produces a plot who's y-axis skips to avoid unnecessary blank space

meshCanopy

Display a mesh above a grayscale image

Partitions of an integer

List all partitions of an integer

xlswrite1

increases speed of xlswrite function when used in loops or multiple times.

getContourLineCoordinates

Get a table of contour line coordinates from a contour object.

Intuitive RGB color values from XKCD

RGB triplets for 949 colors, by how they're perceived on a computer monitor and their common names.

tight_subplot(Nh, Nw, gap, marg_h, marg_w)

Fills the figure with axes subplots with easily adjustable margins and gaps between the axes.

Figure to play and analyze videos with custom plots on top

A figure ready to scroll through and play videos. You can also draw any custom graphics on it.

Contour Plot for Scattered Data

Triangular Contour Plot

permn

Permutations with repetition, all or a subset

Get sheet names from Excel file

Reads the sheet names from Excel file for the given format :: .xls, .xlsm, .xlsx, .xltm, .xltx, .xltm

uipickfiles: uigetfile on steroids

Many-featured, platform independent file and directory picker.

removeDrivesFromHistory

A solution to the problem of Matlab consuming an enormous amount of time to recover from an "Undefined function or variable" error.

IPDM: Inter-Point Distance Matrix

An efficient and accurate Inter-Point Distance Matrix

PLOTCUBE

Plot a 3D-cube

runindex

linear indices for each run in a vector (run length encoding, and decoding)

All Permutations of integers with sum criteria

All Pernutations of integers with sum criteria

base2base(Nstart,bstart,bend)

Numeric base conversion between any two numeric bases, for any size integer.

polyparci

POLYPARCI calculates confidence intervals for parameters estimated by ‘polyfit’.

smoothn

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values

RANDRAW

Efficient Random Variates Generator (from over 50 distributions).

UNINIT - Create an uninitialized variable (like ZEROS but faster)

UNINIT is similar to ZEROS, except UNINIT returns uninitialized values instead of zero values.

vol3d v2

3-d volume (voxel) rendering

SoundVolume - set or get the system speaker sound volume

SoundVolume sets or gets the computer system's speaker sound volume, using Java

extractCrashLogs(nDays,logDir)

Easily extract crash logs generated by MATLAB

peakfinder(x0, sel, thresh, extrema, includeEndpoints, interpolate)

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

Surface Intersection

Intersection of two triangulated surfaces

integralN.m

Compute Multiple Integrals of Orders 4, 5, and 6

nearestSPD

Finding the nearest positive definite matrix

polyfix(x,y,n,xfix,yfix,xder,dydx)

Fit polynomial p to data, but match exactly at one or more points

arrow

Draw a line with an arrowhead.