Natalie

Last seen: 10ヶ月前 | 2015 年からアクティブ

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質問

How can the confidence bounds of a fit coefficients be NAN?
I have just fitted my data to a sum of Gaussians, and recieved NaNs as the confidence bounds of some of the coefficients. What d...

10年以上前 | 0 件の回答 | 0

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質問

How do I calculate an accumulative rms of a vector and stop when an increase/decrease occurs?
I have a set of thousands of curves that all have the same general trend. They oscillate around an rms of about zero, and then t...

10年以上前 | 1 件の回答 | 0

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質問

How do I find the first value (in a vector) larger than a cutoff value without using for/while loops?
For example: v=[0.2, 0.8, 0.9, 1.15, 8.2, 9.3, 7.6, 6.5, 5.2, 3.4]; cutoff=7; The answer should be 8.2.

10年以上前 | 1 件の回答 | 0

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質問

How do I create new rows from numbers repeating themselves in two or more rows of a matrix?
Take for example matrix a: a=[1 2 3 4; 5 8 10 1; 2 3 11 12]. Numbers recurring in different rows should create a new row...

10年以上前 | 1 件の回答 | 0

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質問

How do I locate similar values in different vectors?
a=[1 4 26 27 41 0 0 0 0 0 0 0; 2 22 23 41 0 0 0 0 0 0 0 0; 4 55 77 0 0 0 0 0 0 0 0 0; 3 6 88 91 0 0 0 0 0 0 0 0] ...

10年以上前 | 1 件の回答 | 0

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質問

How do I delete repetitions of rows in a matrix?
Suppose I have the following matrix (the one I'm working on has 1000x1000 cells, so I'll simplify things): a=[1,2,3; 8,7,...

10年以上前 | 2 件の回答 | 0

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