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distmod(x,n)
Calculate the "distance" (absolute difference) between x and the nearest multiple of the modulus n.
plus de 10 ans il y a | 1 téléchargement |
Question
Quick way to sum array elements based on flag in another array?
Say I have 2 arrays: one with "clean" data, and one that tells me which data gets lost, as indicated by zeros. If an element is ...
plus de 10 ans il y a | 3 réponses | 1
3
réponsesQuestion
Is element-wise multiplication or element-wise squaring faster?
I have a matrix A for which I need its individual elements squared. Which of the following is faster? % This... >> B = A .* ...
plus de 12 ans il y a | 1 réponse | 0
1
réponseQuestion
Can arrayfun take multi-dimensional arrays as individual arguments?
% I have a function that takes three arguments, one of which is a vector: [output] = function myfun(x,y,[z1 z2]) % I h...
plus de 12 ans il y a | 4 réponses | 0
4
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How can I use "symbfact" to speed up several consecutive Cholesky factorizations?
Hi all, I just came across the "symbfact" command. It seems powerful, but I'm wondering exactly how take advantage of it. I n...
plus de 12 ans il y a | 1 réponse | 1
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réponseQuestion
Why is the inverse of a symmetric matrix not symmetric?!
Hi all, As far as I know, the inverse of symmetric matrix is always symmetric. However, I have a symmetric covariance matrix, c...
plus de 12 ans il y a | 2 réponses | 0
