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Jiahong Zou


Last seen: ungefär ett år ago |  Active since 2023

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Programming Languages:
MATLAB
Spoken Languages:
English
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Question


How to connect logical operation using for loop?
I have 50 matrices of same dimension, in which some nonzero elements that are same among all matrices and some could have differ...

mer än ett år ago | 1 answer | 0

1

answer

Question


How can i make the thickness of a pipe from Nastran in Matlab variable?
As shown this pipe are made of CQUAD4 elements and all have the same material properties PSHELL (PID 5101060) which contains h...

mer än ett år ago | 1 answer | 0

1

answer

Question


How can i read the line above a certain position?
This is how the Nastran file looks like $$ PSHELL Data $ $HMNAME PROP 5101090"PSHELL_5101090" 4 $HWC...

mer än ett år ago | 1 answer | 0

1

answer

Question


How can i pull a matrix out of matrix with indices?
Hi everyone. Sorry for the poor expression. I used find() function to find elements, which fulfill certain condition (non consta...

mer än ett år ago | 1 answer | 0

1

answer

Answered
How can i find out all indices of nonzero elements in a sets of matrices?
Well this would work but is there a way not to repeat 19 times for 19 matrices? [row, col] = find(A ~= 0 | B ~= 0 | C ~= 0 | D ...

mer än ett år ago | 0

Question


How can i find out all indices of nonzero elements in a sets of matrices?
I have 19 sparse matrices which are 30000 * 30000 big. Each matrix is slightly different from another. How can i use [row, col]...

mer än ett år ago | 2 answers | 0

2

answers

Question


How can i find indices of constant elements between 2 arrays?
Hi, i have 2 enormous matrices A and B which are parameter relevant. With find() function i know which elements are non zero and...

mer än ett år ago | 1 answer | 0

1

answer