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Regression Analysis

by Gerhard Nieuwenhuiys

 

04 Feb 2009

No BSD License  

Do regression analysis (curve fitting) on 2D, 3D graphs and Differential equations.

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Description

These mfiles may seem trivial looking at Matlab's comprehensive curve fitting toolbox, but I provide these mfiles with the students in mind. It can be a good way to do fast curve fitting without the fancy toolboxes. The explicit differential equation solver proved very useful in fitting kinetic models for reaction engineering.

I do believe in continuous improvement and therefore I do agree that I can make these mfiles better. Please feel free to provide helpfull comments. These mfiles can handle up to about 10 independent parameters. Although not generally required it would be nice to increase this amount without making the mfile code too bulky.

MATLAB release MATLAB 7 (R14)
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Other Files dregres.m,
mregres.m,
regres.m
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Comments and Ratings (2)
17 Feb 2009 USTC ÁÔ

Very Good!

24 Apr 2009 Charbel

i've tried it, but i think my equation is too complex ( although it contains only 8 parameters). i've sent you an e-mail explaining the problem. Hope u'll find the answer. Anyway,thx a lot.

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Tag Activity for this File
Tag Applied By Date/Time
differential Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
equation Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
linear Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
nonlinear Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
regression Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
analysis Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
reaction Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
engineering Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
kinetics Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
2d Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
3d Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
statistics Gerhard Nieuwenhuiys 04 Feb 2009 15:36:18
 

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