Doug Hull, MathWorks
(Originally posted on Doug's MATLAB Video Tutorials blog.)
Two minute video shows how to fit a surface to nonuniform data. Real data is not always on a nice X,Y grid, but the MATLAB commands SURF and MESH expect them to be. GRIDDATA and MESHGRID help to fix this.
Other videos have been gathered here: https://blogs.mathworks.com/pick/category/video/
Recorded: 2 Nov 2007