Muhammad Shafique
United Nations University
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How to create a symmetric random matrix?
Hello, I need to create a random matrix meeting the following conditions: - The values on the main diagonal are between a ...
quasi 12 anni fa | 5 risposte | 0
5
risposteDomanda
Matrix of ratios w.r.t. row or colum header
I have very large symmetric matrices in which first row and column are headers that represent the size of different groups and t...
quasi 13 anni fa | 1 risposta | 0
1
rispostaDomanda
How to turn certain parts/blocks of a large matrix to zero while keeping the rest of the original matrix intact?
Hi. I have a large weighted matrix, about 1000*7000 order. I need to turn certain blocks of this matrix (with known range of row...
circa 14 anni fa | 1 risposta | 0
1
rispostaDomanda
How to convert row and column vectors of a symmetric matrix to zero if diagonal value is zero?
I have symmetric matrices of large size. I need to ensure that if there are any zeros on the main diagonal, then their correspon...
oltre 14 anni fa | 2 risposte | 0
2
risposteDomanda
How to extract a matrix from correlation matrix where r is positive and p-value significant
Hello, From a certain correlation matrix accompanied by p-values [r, p], I need to extract a new matrix where all those correlat...
oltre 14 anni fa | 1 risposta | 0
1
rispostaDomanda
reshuffle a symmetric matrix
Hi all, I have a large symmetric matrix (600*600)and need to reshuffle the elements randomly while keeping the matrix symmetric...
oltre 14 anni fa | 1 risposta | 1
