IJSEIA
 2015
DOI: 10.14257/ijseia.2015.9.11.19
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Efficient Processing of Nearest Surrounder Query for 3D Geospatial Data

Jaehwa Chung1,
Daewon Lee2

Abstract: The Nearest Surrounder (NS) query is to find a set of all the visible objects that are not obstructed by other objects around the query location. Formally, for a given query Q and dataset D, NS(Q) returns a set of tuples, if and only if (i) O i Î R and O i is visible to Q, and (ii)

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