Spatial Databases: With Application to GIS
Výsledky 1-5 z 66
... regions and their 9-intersection matrices 110 Modeling spatial data as a set of points in R* 115 Representation of polylines in constraint databases 118 ...
... area of a polygon 176 Point in polygon 178 The sweep-line algorithm 180 A ... z-ordering and object decomposition 229 A set of objects with z-ordering ...
... and (ii) a subset of attributes of this theme. 3. Given a set of points P, partitioning into Thiessen 12 CHA P T E R 1 An Introduction to Spatial Databases.
In the location problem, there is a known finite set of possible locations ... with the allocation of quantities (resources) among supply and demand points.
Here the attribute point-num is intended to represent an ordering of the ... Solving this query implies getting the set of coordinates of the vertices that ...
Co říkají ostatní - Napsat recenzi
CHAPTER 7 QUERY PROCESSING
CHAPTER 8 COMMERCIAL SYSTEMS
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