James Tursa
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Interested in external applications, mex & engine applications with Fortran, C, C++, etc, particularly in the areas of speed improvement and memory management efficiencies.
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NOMBRE MOYEN DE LIKES
Download any 10 unique submissions
Awarded to James Tursa on 01 Sep 2023
Answer 10 questions that were unanswered for more than 30 days
Awarded to James Tursa on 08 May 2020
Your submissions were downloaded 100 or more times in a month
Awarded to James Tursa on 01 Nov 2019
Publish your first review
Awarded to James Tursa on 09 Oct 2019
Your submissions received 25 five star ratings
Awarded to James Tursa on 09 Oct 2019
Publish your first submission
Awarded to James Tursa on 09 Oct 2019
Contribute at least one answer each month for 36 consecutive months
Awarded to James Tursa on 20 Jul 2017
Accept 5 answers given by other contributors
Awarded to James Tursa on 20 Jul 2017
100 of your answers have been accepted
Awarded to James Tursa on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to James Tursa on 20 Jul 2017
Solve a problem for the first time
Awarded to James Tursa on 26 Feb 2012
Feeds
A soumis
SAREK - Sparse Analyzer Real Et Komplex
The SAREK function analyzes a sparse matrix for integrity. Useful especially for checking sparse matrices built by 3rd party s/w...
6 mois il y a | 5 téléchargements |
A soumis
freadcomplex and fwritecomplex
Mex routines that read and write interleaved complex data files for MATLAB R2018a or later without extra data copy.
environ 4 ans il y a | 11 téléchargements |
A soumis
num2strexact (exact version of num2str)
num2strexact does exact conversion of number to string based on IEEE floating point bit pattern
environ 4 ans il y a | 4 téléchargements |
A soumis
IEEE 754r Half Precision floating point converter
Converts MATLAB or C variables to/from IEEE 754r Half Precision floating point bit pattern.
environ 4 ans il y a | 13 téléchargements |
A soumis
SHAREDCHILD creates a shared data copy of contiguous subset
SHAREDCHILD creates a shared data copy of a contiguous subsection of an existing variable
plus de 4 ans il y a | 2 téléchargements |
A soumis
mxGetPropertyPtr & mxSetPropertySDC C-mex functions
Fast memory efficient alternative to API functions mxGetProperty & mxSetProperty.
environ 5 ans il y a | 2 téléchargements |
A soumis
C Mex MATLAB Version
Mex C code to determine MATLAB version at compile time and run time
environ 5 ans il y a | 4 téléchargements |
A soumis
ISSHARED determines data sharing status among workspace variables
ISSHARED determines data sharing status among workspace variables
environ 6 ans il y a | 1 téléchargement |
A soumis
LOADFIXNAMES loads a mat file, fixing invalid names
Loads a mat file into the caller's workspace, fixing invalid variable and field names.
presque 7 ans il y a | 10 téléchargements |
A soumis
mexPutVariableSharedDataCopy
This C routine puts a shared data copy of a variable into a workspace from a mex routine
environ 11 ans il y a | 1 téléchargement |
A soumis
SPARSECLEAN - Efficiently cleans a sparse matrix of small values or nan
SPARSECLEAN cleans a double sparse matrix of small or nan values or values within a range.
plus de 11 ans il y a | 4 téléchargements |
A soumis
Fortran 95 Interface to MATLAB API with extras!
This is the one you have been waiting for, a clean interface using assumed shape Fortran pointers.
plus de 12 ans il y a | 2 téléchargements |
A soumis
UNINIT - Create an uninitialized variable (like ZEROS but faster)
UNINIT is similar to ZEROS, except UNINIT returns uninitialized values instead of zero values.
environ 13 ans il y a | 4 téléchargements |
A soumis
typecast and typecastx C-mex functions
typecast and typecastx are mex functions that mimic the MATLAB typecast function with extensions
plus de 13 ans il y a | 5 téléchargements |
A soumis
MTIMESX - Fast Matrix Multiply with Multi-Dimensional Support
Beats MATLAB 300% - 400% in some cases ... really!
plus de 13 ans il y a | 20 téléchargements |
A soumis
mpower2 - A faster matrix power function.
mpower2 evaluates matrix to an integer power faster than the MATLAB built-in function mpower.
plus de 14 ans il y a | 3 téléchargements |
A soumis
polyvalm2 - A faster matrix polynomial evaluator
polyvalm2 evaluates a polynomial with a matrix argument faster than the MATLAB function polyvalm.
plus de 14 ans il y a | 3 téléchargements |
A soumis
num2vpi - Converts input exactly into vpi
Converts double inputs larger than 2^53-1, or char inputs with exponents, exactly into vpi.
plus de 14 ans il y a | 2 téléchargements |
A soumis
Fortran mex routine mxGetClassName
A drop-in replacement for the TMW Fortran API function mxGetClassName routine that does not work.
presque 15 ans il y a | 1 téléchargement |
A soumis
swapbytes C-mex function
swapbytes(X1,X2,...) reverses byte ordering of each element, little-endian values to/from big-endian
presque 15 ans il y a | 2 téléchargements |
A soumis
Moon Position
moonpos calculates moon position accurate to 10 arcsec. Based on Astronomical Algorithms, Meeus
presque 15 ans il y a | 4 téléchargements |
A soumis
Count "on" "off" or calculate simple "parity" bits of input
Three functions to calculate the number of "on", "off", or simple "parity" bits of input
presque 16 ans il y a | 1 téléchargement |
A soumis
Fortran mex: mxCopyCharacterToPtr and mxCopyPtrToCharacter
Drop in replacements for the Mathworks supplied functions of the same names that do not work.
presque 16 ans il y a | 1 téléchargement |
A soumis
Fortran mxCreateLogicalSparseMatrix
The Fortran version of the mxCreateSparseLogicalMatrix function for mex and engine apps
environ 16 ans il y a | 1 téléchargement |
A soumis
bwmorph c-mex example
This file is the c-mex equivalent of the example given in the bwmorph.m file comments.
plus de 16 ans il y a | 2 téléchargements |
A soumis
fulltosparse (Fortran version)
This is a Fortran version of The Mathworks supplied fulltosparse.c, with realloc capability.
plus de 16 ans il y a | 1 téléchargement |
A soumis
bsxarg
bsxarg returns the physically expanded arrays associated with bsxfun
plus de 16 ans il y a | 1 téléchargement |
A soumis
bsxfun
bsxfun is a functional substitute for MATLAB intrinsic of the same name
plus de 16 ans il y a | 2 téléchargements |
A soumis
reshape0, reshaping with padding or truncating
A c-mex routine for reshaping with padding or truncating
plus de 16 ans il y a | 1 téléchargement |
A soumis
Fortran Logical mex functions
Fortran mex routines for converting logicals to/from MATLAB mxArray variables
plus de 16 ans il y a | 1 téléchargement |
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