polyVal2D and polyFit2D
- 10 files
- 178 downloads
Often it's necessary to fit or evaluate a function with 2 dimensions. Use polyFit2D.m to fit a 2D polynomila to data and polyVal2D.m to evaluate it. Fun!
These functions are explained in detail here:
http://poquitopicante.blogspot.com/2013/03/horners-method-in-2d.html
They are also hosted in a Gist on Github here:
https://gist.github.com/mikofski/5159267
Cite As
Mark Mikofski (2020). polyVal2D and polyFit2D (https://www.mathworks.com/matlabcentral/fileexchange/41097-polyval2d-and-polyfit2d), MATLAB Central File Exchange. Retrieved .
Comments and Ratings (5)
Updates
| 1.1.0.0 | now with polyDer2D.m |
MATLAB Release Compatibility
Platform Compatibility
Windows macOS LinuxCategories
Tags
Acknowledgements
Inspired by: 2D Weighted Polynomial Fitting and Evaluation, polyfitn
Discover Live Editor
Create scripts with code, output, and formatted text in a single executable document.
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)
Johan Escalona (view profile)
Laura (view profile)
Briljant! Thank you so much! :)
Benjamin (view profile)
Rayane Karim (view profile)
assert(all((n+1)*(m+1)<=Npoints)......
'Degree must be smaller than number of data poiints.')
work also fine when Degree must be smaller "or equal" than number of data
Zoe (view profile)
Much better than the personal one I wrote.