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Rui


17 total contributions since 2012

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Question


How to avoid negative intermediate guess in nlmefit
Hello everyone, when I use nlmefit, it always comes up with some negative guess after a few iterations, these negative values...

2 years ago | 1 Answers | 0

1

answer

Question


passing multiple group parameters to nlmefitsa
Dear all, I find that I cannot pass multiple group parameters to nlmefitsa (MATLAB 2014a). Only the first parameter is passed...

2 years ago | 0 Answers | 0

0

answers

Question


customized nonlinear mixed effect model
Hi there, I am trying to do a relatively simple nonlinear mixed effect fit: the fitted parameter is allowed float according t...

2 years ago | 0 Answers | 0

0

answers

Question


MATLAB font size, icon and everything get very small on laptop with high resolution
I am using a win8 laptop with screen resolution at 3200 X 1800 (windows recommended resolution). Unfortunately, font size, app i...

2 years ago | 1 Answers | 0

1

answer

Answered
Force install Matlab 2013a 32bit in Windows8 64bit
Hi, have you ever tried that? Does it work? Thanks!

3 years ago | 0

Answered
Parallel computing with ODEs
I doubt parallel computing with dual core will help. But you still have two options, first, see if your company or school has a ...

3 years ago | 0

Question


cannot open local matlabpool
Hi everyone, I cannot open matlabpool local. The error message is Error using parallel.internal.pool.InteractiveCli...

3 years ago | 4 Answers | 0

4

answers

Question


with pdepe, how to solve coupled ode-pde with ode citing pde's BC
Hi everyone, I have coupled pde-ode equations, where pde's one boundary condition is ode's input parameter. I want to write ...

3 years ago | 0 Answers | 0

0

answers

Question


Does an AMD 4-core processor runs better than an Intel dual core processor for parallel computing
Hi everyone, My basic idea is that AMD A10/A8 processor gets 4 cores, while Intel i5 has only two cores. In other words, with...

3 years ago | 2 Answers | 0

2

answers

Question


semilogy tick marker is missing
Hi everyone, Markers at Y lower limits are missing. How can I fix that? Thanks! Rui <<http://s24.postimg.org/u4tf...

3 years ago | 1 Answers | 0

1

answer

Question


A chi square test on truncated normal distribution? Result interpretation
Hi everyone, I have some data which looks to be a truncated normal distribution. So I want to do a chi square test to see if ...

3 years ago | 0 Answers | 0

0

answers

Question


How to calculate confidence interval of parameter estimated by global optimization--pattern search
Hi everyone, I recently used pattern search to find the global minimal. Though the algorithm worked very well to find me a so...

3 years ago | 2 Answers | 0

2

answers

Question


fopen and fprintf do not work within parfor or smpd running on grid
Hello everyone, I met a problem to use fopen and fprintf within parfor or smpd when I run my codes on grid. Here are my codes...

3 years ago | 3 Answers | 0

3

answers

Responded


Re: How to control the Maximum amount of time allowed for the lsqcurvefit
Hi Seth, Thanks a lot for your help! I do not think MaxIter will work for me, because sometimes, even the first iteration takes...

3 years ago | 2410 views

Posted


How to control the Maximum amount of time allowed for the lsqcurvefit
Hello everyone, I have a GUI calling lsqcurvefit. lsqcurvefit is in a for loop, so it is called multiple times. Occasionally l...

3 years ago | 2410 views

Posted


check status of optimizer in GUI
Hello everyone, I have a GUI with a lsqcurvefit optimizer. With matlab command window, when I set options = optimset('Display',...

4 years ago | 1146 views

Question


Corrcoef and R^2 definition give different R^2 values
Hi everyone, I am trying to calculate R^2 value for my data and simulation. I used two different ways. First one, ...

4 years ago | 2 Answers | 0

2

answers