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Andres


Active since 2012

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I'm an engineer working constantly with Matlab. I've used it for a lot of applications. Though I'm certainly not an expert, I can say I have a lot of experience using Matlab for electronic, mechanical, biomedical and statistical problems.I also have a blog where everyone is welcome to visit and post suggestions and comments: http://thehappyengineer.blogspot.com Professional Interests: electronics, signal processing, systems biology, statistics, image processing.

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Nlmefit covb and PSI
Hello When using nlmefit or nlmefitsa for estimating a mixed effects model, the algorithm gives me 2 covariance matrices as r...

11 years ago | 1 answer | 0

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answer

Question


Intrinsic Variability in Mixed Effects Models
Hi everyone. Anyone knows how to include intrinsic variability in the form of autocorrelated error in any of the matlab algor...

11 years ago | 0 answers | 0

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answers

Submitted


Concatenate arrays with different sizes in Matlab
This function allows you to concatenate arrays with different sizes padding with NaN where needed.

11 years ago | 4 downloads |

Question


How to keep a Fixed Effect constant in NLMEFIT and NLMEFITSA?
Hi everyone I'm following the example for NLMEFIT (<http://www.mathworks.com/help/toolbox/stats/nlmefit.html>), and I wou...

11 years ago | 1 answer | 0

1

answer

Question


NaN values in nlmefitsa
Hi I'm using the nlmefitsa function to identify a mixed effects model, but I have many missing observations and I would like ...

11 years ago | 0 answers | 1

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answers

Question


Dealing with NaN in idnlgrey
Hi Anyone could tell me how to use the pem(Prediction error estimate) function to estimate a non linear grey model if I have ...

11 years ago | 1 answer | 0

1

answer

Submitted


Custom Colors for Plots
This function provides a selection of colors easy to differentiate for plotting graphics.

11 years ago | 1 download |

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Question


Additional ODE solvers in Matlab?
After some search I haven't been able to find if there is a toolbox or a package that allows to have mode ODE solvers (I'm not a...

11 years ago | 1 answer | 0

1

answer

Submitted


Save Workspace to Struct
This function allows to save all the variables from the current workspace into a struct array

11 years ago | 3 downloads |

Question


System of ODEs with independent input
Hi everyone I hope someone can help me with these, seems to be a very simple problem, but I can't find the solution. I h...

11 years ago | 0 answers | 0

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