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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

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

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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

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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

Answered

Force install Matlab 2013a 32bit in Windows8 64bit

Hi, have you ever tried that? Does it work? Thanks!

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 ...

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

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

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

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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

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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

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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

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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

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