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俊凯 王


Last seen: 7 months ago |  Active since 2021

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sparse in cuda matlab shows bad performance
This question is simple I understand that MATLAB solves sparse linear equations by multi wavefront method on CPU like sparse...

2 years ago | 1 answer | 1

1

answer

Answered
Why OpenMP does not work in a CUDA code compiled in Matlab (as a MEX)？
til now i can't find the corroect compile cmd to create a cu project with omp activited but there are some other ways can handl...

2 years ago | 0

Answered
mex C struct pointer
use intptr_t ，i got it code like this pointer_return.cpp #include "mex.h" #include "matrix.h" struct test { struct t...

2 years ago | 0

| accepted

Question


mex C struct pointer
how can i use mex function return a structer pointer to matlab？is there any possbile for mex function return a pointer？as i know...

2 years ago | 1 answer | 0

1

answer

Question


how can i compile a mex function which contain openmp and cuda ？
i want to use cpu parallel and gpu parallel both！how can i compile mex ，i know mexcuda mexGPUExample.cu can compile cuda projec...

2 years ago | 0 answers | 0

0

answers

Question


why knnsearch function in matlab2016a and 2020b shows different efficiency？
like this code，in matlab 2020b t1=10s in matlab 2016 a t1=70s，why？is 2020b knnsearch applies parallel programing？ for M=1500*15...

2 years ago | 1 answer | 0

1

answer

Question


openmp mingw mex for matlab error
i use Code block and my compiler environment is mingw 6.30.At the beginning, I created the following OpenMP code in the code blo...

3 years ago | 0 answers | 0

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answers