"Gradient Estimation Revitalized", IEEE Transactions on Visualization and Computer Graphics (Proceedings Visualization / Information Visualization 2010), vol. 16, issue 6, no. 6, pp. 1494-1503, 11/2010.
preprint (17.78 MB)
MATLAB filtering code (5.07 MB)
slides from VisWeek 2010 (3.54 MB)
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