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MJ


2013 年からアクティブ

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質問


How to run an optimization that always checks the nonlcon?
In my objective function, there is a 'mvnrnd' function which generates random numbers. So I need a covariance matrix for mvnrnd....

8年以上 前 | 1 件の回答 | 0

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質問


How to make this code faster?
I have coded a formulation using for loops but it takes forever when my matrices are very large. Can anyone help me make this co...

10年以上 前 | 1 件の回答 | 0

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質問


How to partition a matrix into components that are independent?
I'm going to partition a symmetric matrix (covariance matrix) into columns/rows that are independent. Any help is appreciated. ...

10年以上 前 | 2 件の回答 | 0

2

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質問


rng is slow (to control random number generation). Can I go back to seed, or state?
I've been using 'rng' to control sets of random numbers in my large simulation-optimization problem. I was trying to find speed ...

11年弱 前 | 0 件の回答 | 1

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質問


Best global optimization solver for a logistic function form
My objective function has a logistic form and I'm trying to find a good solver to minimize it. I've tried fmincon, fminunc, ga, ...

11年弱 前 | 1 件の回答 | 1

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質問


Misunderstanding about the number of trial points in Globalsearch
I check both pages http://www.mathworks.com/help/gads/globalsearch-class.html and http://www.mathworks.com/help/gads/how-globals...

11年弱 前 | 1 件の回答 | 0

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質問


Visibility of a simple 'plot' on tip of a 'surface'
I have a surface and am going to put a simple plot (which is a line connecting a few dots) on top of the surface. How can I do t...

11年弱 前 | 1 件の回答 | 0

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質問


How to merge different customized figures together?
I am going to draw several figures and merge them together. Below is the codes that I have for one of the figures; the others ar...

約11年 前 | 1 件の回答 | 0

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質問


How to do a simple elementwise logic in a matrix?
Let's say I have A=[1 0.5 2; 0.5 1 1; 3 1 0.5]; I need to create a new matrix (with the same size as A) in which elements of ...

約11年 前 | 1 件の回答 | 0

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