Finding Visible <i>k</i>NN Objects in the Presence of Obstacles within the User’s View Field <xref rid="fn1-ijgi-452448" ref-type="fn">†</xref>

Finding Visible <i>k</i>NN Objects in the Presence of Obstacles within the User’s View Field <xref rid="fn1-ijgi-452448" ref-type="fn">†</xref>

In many spatial applications, users are only interested in data objects that are visible to them. Hence, finding visible data objects is an important operation in these real-world spatial applications. This study addressed a new type of spatial query, the View field-aware Visible <i>k</i>...

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Bibliographic Details
Main Authors: I-Fang Su, Ding-Li Chen, Chiang Lee, Yu-Chi Chung
Format: Article
Language:English
Published: MDPI AG 2019-03-01
Series:ISPRS International Journal of Geo-Information
Subjects:
view field
visible <i>k</i> nearest neighbor queries
index design
spatial databases
query processing algorithm
Online Access:https://www.mdpi.com/2220-9964/8/3/151

Internet

https://www.mdpi.com/2220-9964/8/3/151

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