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# sun

Last seen: 9 months ago Active since 2014

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Question

Is there an efficient way to write a piecewise function ?
Hi, I have a very long 1 x 4000 temperature vector, A = [a1 a2 a3 a4 a5 a6 a7 .... a4000]. I also have the hours vector T = ...

9 months ago | 2 answers | 0

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Question

how to evaluate integral for given input function ?
Hi guys, Please check the picture below. A = [a1 a2 a3 ....] A is given, they are temperature number array. You can assume...

9 months ago | 2 answers | 0

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Question

How to solve the output of function "int", can not be "double" ?
Hi guys: I have a question about function "int" and "double". Imagine I have a 2 line code as below a1 = int ( "some code h...

9 months ago | 0 answers | 0

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Question

How to write a symfun for given Y values array?
Hi guys. The temputure array A is given (Y value) in hours, of course, X are uniformly distributed in hours, e.g x1 = 1, x2...

9 months ago | 1 answer | 0

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MLE program troubleshoot for the error "the pdf function returned negative or zero values"
Use the 'lowerbound' and 'upperbound' http://www.mathworks.com/help/stats/mle.html

10 months ago | 0

Question

How to use maximum likelihood estimation (mle) if the custom function has an integration inside?
Dear friends, First of all, thanks so much in advance to read my question. I already typed all the equations or code. Q:...

11 months ago | 1 answer | 0

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Question

How to do different scaling in x in maltab plot (multiple scales in X axis)?
Dear friends, I have a "simple" plot question here, but I cant figure out. In my project, I need to give different scaling in ...

1 year ago | 2 answers | 0

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About simluation of the poisson point process. Thank you
Guys, I think I got it. I was plotting the unit figure. but the 2nd figure is not plotting the unit but 0 - 20. Thank you. ...

7 years ago | 1

| accepted

Question

About simluation of the poisson point process. Thank you
Dear friends, I am new with poisson point process. I did one simluation as below. My *intensity lambda = 50;* clear all...

7 years ago | 2 answers | 0

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How to do numerical 4-fold integral (more than triple) by using matlab?
Well, If I put a vpa before double, I will have the right answer for 3-fold integration. It's also working for 4-fold integratio...

7 years ago | 0

| accepted

Question

How to do numerical 4-fold integral (more than triple) by using matlab?
Dear friend, My question is that how to do the 4-fold integration. I use to want to do more that 5-fold, but I failed..... so, I...

7 years ago | 1 answer | 0

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Question

How to do numerical multiple integral (more than triple) by using matlab?
Dear friends, my question is How to do numerical multiple integral (more than triple) by using matlab? For example, I have a fu...

7 years ago | 3 answers | 0

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Question

Matlab Triple Integration Error. Thank You
Dear guys, I am trying to do a triple integration. But I am not very understand the meaning of error message. could you take a ...

7 years ago | 1 answer | 0

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Question

Questions with integral2 , Double, Syms and Dot calucations.
Dear friends, I got 2 questions here. 1. If I have y = a*x^2 + 5. What function can make it into y = a.*x.^2 +5. As you seen, d...

7 years ago | 1 answer | 0