W-Hilbert: A W-shaped Hilbert curve and coding method for multiscale geospatial data index

Space-filling curves (SFCs) are commonly used in discrete global grid systems (DGGSs) and applied to efficient indices and queries of massive geospatial data. Although Hilbert curves have the best locality preservation and clustering properties among SFCs, they have two major problems when applied t...

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Bibliographic Details
Main Authors: Yi Lei, Xiaochong Tong, Dali Wang, Chunping Qiu, He Li, Youwei Zhang
Format: Article
Language:English
Published: Elsevier 2023-04-01
Series:International Journal of Applied Earth Observations and Geoinformation
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1569843223001206