A Choice of Weights for Convex Combination Methods in Estimating Partial Derivatives

Authors:
Y. Ooi;L. H. T. Chang;Y. P. Wong;A. R. M. Piah
Affiliations:
University of Sciences of Malaysia;Northern Malaysia University College of Engineering;Multimedia University;University of Sciences of Malaysia
Venue:
CGIV '04 Proceedings of the International Conference on Computer Graphics, Imaging and Visualization
Year:
2004

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Abstract

Weights in convex combination methods are important parameters in the estimation of partial derivative values in three dimensional scattered data points. In this paper, we introduce the three angles of the base triangle as weights in order to have more options for weight variety.