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2D Barycentric Lagrange Interpolation

by Greg von Winckel

 

17 Jul 2004 (Updated 21 Jul 2004)

Interpolates a function on a rectangle.

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Description

This is a very fast, vectorized, 2D extension of barycentric lagrange interpolation for a product grid on a rectangle. See included file for demonstration of how to use the script.

MATLAB release MATLAB 6.0 (R12)
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Comments and Ratings (4)
02 Jul 2005 Shoubiao ZHU

VERY GOOD!

22 May 2006 Ben Woodacre

This is a good function, but it only works well for me when you have an odd number of sample points in X and Y and request interpolation to an even number of points in X and Y.

25 Sep 2006 Tiger Claws

Very good. Works for odd and even number of sample points. Don't know what is the issue with the first review.

09 Apr 2008 ren jie

good job I just need them thx

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Tag Activity for this File
Tag Applied By Date/Time
approximation Greg von Winckel 22 Oct 2008 07:27:44
interpolation Greg von Winckel 22 Oct 2008 07:27:44
polynomial Greg von Winckel 22 Oct 2008 07:27:44
rectangular Greg von Winckel 22 Oct 2008 07:27:44
element Greg von Winckel 22 Oct 2008 07:27:44
approximation Andreas H?kansson 30 Jul 2010 05:08:55
element Andreas H?kansson 30 Jul 2010 05:08:57
interpolation Andreas H?kansson 30 Jul 2010 05:08:58
approximation Watheq Elias 28 Apr 2011 17:48:08

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