Convergence of the Weighted Nonlocal Laplacian on Random Point Cloud

Convergence of the Weighted Nonlocal Laplacian on Random Point Cloud

Year:    2021

Author:    Zuoqiang Shi, Bao Wang

Journal of Computational Mathematics, Vol. 39 (2021), Iss. 6 : pp. 865–879

Abstract

We analyze the convergence of the weighted nonlocal Laplacian (WNLL) on the high dimensional randomly distributed point cloud. Our analysis reveals the importance of the scaling weight, $\mu \sim |P|/|S|$ with $|P|$ and $|S|$ being the number of entire and labeled data, respectively, in WNLL. The established result gives a theoretical foundation of the WNLL for high dimensional data interpolation.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.4208/jcm.2104-m2020-0309

Journal of Computational Mathematics, Vol. 39 (2021), Iss. 6 : pp. 865–879

Published online:    2021-01

AMS Subject Headings:   

Copyright:    COPYRIGHT: © Global Science Press

Pages:    15

Keywords:    Weighted nonlocal Laplacian Laplace-Beltrami operator Point cloud

Author Details

Zuoqiang Shi

Bao Wang