# wfH

Last seen: 14 days ago Active since 2019

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MATLAB

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Submitted

Truncate an array along the dimensions specified
A handy function works as the "inverse" of `padarray`. Truncate the ND array in a concise and intuitive fasion.

Submitted

Fast page-wise matrix decomposition
Perform commonly used matrix decomposition (QR, EIG, SVD) for N-D arrays using C-Mex and LAPACK library.

Submitted

reorganize a nD-array into matrix, and vise versa
Shift data to operate on specified dimension. This HANDY function is very USEFUL to handle time series data in nD-array format.

Submitted

fcell2csv - Fastest Cell Array to CSV-file
writes nD cell array into a ASCII delimited file (e.g., *.csv) using c-mex.

Submitted

The most efficient pairwise distance computation
Enhannced `pdist2`! Vectorized code that achieve 10x~100x efficienficy for nD-array (i.g., i-by-j-by-k). Support many distance m...

Submitted

mtimesm, an efficient nD matrix multiplication routine.
A wrapper of `MTIMESX` and `PAGEMTIMES`. Created for people who have old matlab or have difficulties in compiling mex-file.

Submitted

validateemail
validate an email address using a regular expression

Submitted

parseargs - A very flexible inputs parser
Very flexible inputs parser. Parsing name-value pairs with default property easily.

Solved

Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

3 years ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

3 years ago

Submitted

containstr
Search strings that match multiple patterns with a single line of code.

Submitted

rectangles
Efficiently draw a bunch of rectangles with curvatures and rotation.

Submitted

duplicated
identifies duplicated elements and counts each occurrences.

Submitted

Add leading or trailing characters to character vector or cell array of character vectors in a single line of code.

Submitted

SUPER Fast Cell Array to CSV-file [c-mex cell2csv]
Use C-mex implementation to writes cell array content into a ASCII delimited file (e.g., *.csv).