Why the thread controlling for MKL do not take effect from a mex function
I'm trying to call the direct sparse solver provided by Intel MKL to solve a large linear sparse system. I need to set the threa...
13 Tage ago | 0 answers | 0
How to solve the linear system Ax = b in mex file when A is a sparse matrix
I have multiple linear systems Ax = b to be solved in mex function. When A is of small or medium size, A is stored as a full mat...
16 Tage ago | 0 answers | 0
Why matlab performs much slower on a cluster with 144 cores than on a desktop with only 6 cores when solving a large system
Hello, everyone! Recently I'm trying to solve a quite large system Ax = b, with A an 353344*353344 sparse matrix and nu...
6 Monate ago | 0 answers | 0
Why the sparse pattern of a sparse matrix changed
I'm building a sparse matrix through the mex function. Both the Ir and Jc properties are appointed in the mex function A. Later,...
10 Monate ago | 1 answer | 0
Why matlab crash when program tries to deallocate the dynamic memory allocated in fortran module
Hi, every one! I'm trying to write a little lengthy program. This program is speeded up with mex function in language C. Howeve...
etwa ein Jahr ago | 0 answers | 0
How to deallocate the global memory allocated in the mex function if the program has to be terminated outside of the mex function.
Recently I'm confused by a question. I'm developing a numerical model based on matlab, but it runs a little slow. I try t...
etwa ein Jahr ago | 1 answer | 0
How to transfer parameter between C and fortran
Hello, everyone! Recently, I'm trying to add some source files in c and fortran into my program. And parameters is transfered fr...
etwa 2 Jahre ago | 1 answer | 0
Intel Fortran compiler not found
It seems you should make sure the c++ part has been installed when you install the Visual Studio such that matlab can detect ifo...
etwa 2 Jahre ago | 0
Why the same f90 code can be compiled by the linux version of matlab 2017a but not the windows version of matlab 2017a
This is part of the code of the f90 file named turbulence.F90, subroutine report_model ! ! !DESCRIPTION: ! This routine r...
etwa 2 Jahre ago | 0 answers | 0