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祥宇 崔


Last seen: 8 mois il y a |  Actif depuis 2022

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Is there a mature tool for solving KKT equations in Matlab?
Thanks for reading! I tried to solve KKT equations by the function "solve" and find it doesn't work when there are multiple sol...

11 mois il y a | 1 réponse | 0

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réponse

Question


How does the function "solve" deal with infinite solutions? Why can't it show all the solutions?
Thanks for reading! I read some similar quetions. But none of the answers give the reason behind the chosen terms. clear; clc...

11 mois il y a | 1 réponse | 0

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réponse

Question


What's the formula used for kummerU?
Hi! Thanks for reading! I need to write a kummer U function for myself. For kummerU funtion, it is said in the doc that: Bu...

environ un an il y a | 1 réponse | 0

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réponse

A répondu
How to improve the calculation accuracy of Matlab?
By using vpa, I improve the accuracy l=4; l1=l;%Tx Mode l2=l;%Rx Mode digits(128); misalignment = vpa(-1:1e-2:1); result =...

environ un an il y a | 0

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Question


How to improve the calculation accuracy of Matlab?
Sometimes when it comes to very small value calculation, the calculation accuracy of Matlab would not be enough. There would be...

environ un an il y a | 2 réponses | 0

2

réponses

Question


How to vectorize integral2?
We can use 'integral' for twice only when these two variables are independent to each other. And then the option 'Arrayvalued' c...

environ un an il y a | 1 réponse | 0

1

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Question


How can I avoid using for loop in this functions
This is the function whose speed I want to improve. I know I should use more matrix operation and use less for loop. But I have ...

environ un an il y a | 1 réponse | 0

1

réponse

A répondu
How can I integrate a function related to the modified bessel function of the first kind?
It seems that this works: beta = 5 ; sigma = 1.4/3; integ_func = @(theta,x) x./sigma.^2./pi.*exp(-(x.^2+beta^2)/2/sigma^2+be...

plus d'un an il y a | 1

Question


How can I integrate a function related to the modified bessel function of the first kind?
Thank you for reading my question! The thing is that I'm tring to integrate a rice PDF, and it should be 1. beta = 5 ; sigma ...

plus d'un an il y a | 3 réponses | 0

3

réponses

Question


Can the function "Taylor" process the input type "Function handle" directly?
Like what I said, every time I use the "taylor" function, I need to convert the function to a symbolic equation, which isn't ver...

presque 2 ans il y a | 1 réponse | 0

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Question


Is there a function like "y = filter(b,a,x,zi) uses initial conditions zi for the filter delays" in fftfilt? If not, what's the most efficient way to implement this?
Is there anything like "y = filter(b,a,x,zi) uses initial conditions zi for the filter delays" in fftfilt? If not, what's the mo...

environ 2 ans il y a | 1 réponse | 0

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