polyVal2D and polyFit2D

版本 1.1.0.0 (11.5 KB) 作者: Mark Mikofski
Evaluate 2D polynomials using Horner's method. Fit 2D polynomials to data using backslash operator.
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更新时间 2013/4/18

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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

引用格式

Mark Mikofski (2026). polyVal2D and polyFit2D (https://ww2.mathworks.cn/matlabcentral/fileexchange/41097-polyval2d-and-polyfit2d), MATLAB Central File Exchange. 检索时间: .

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1.1.0.0

now with polyDer2D.m
1.0.0.0