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Ted


University of Maryland

2013 年からアクティブ

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distmod(x,n)
Calculate the "distance" (absolute difference) between x and the nearest multiple of the modulus n.

約9年 前 | ダウンロード 1 件 |

質問


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 ...

9年以上 前 | 3 件の回答 | 1

3

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質問


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 .* ...

約11年 前 | 1 件の回答 | 0

1

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質問


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...

11年以上 前 | 4 件の回答 | 0

4

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質問


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...

11年以上 前 | 1 件の回答 | 1

1

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質問


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...

11年以上 前 | 2 件の回答 | 0

2

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