125 search results - page 9 / 25 » DOT: A Spatial Access Method Using Fractals |
ISCI
2007
13 years 7 months ago
2007
Efficient processing of distance-based queries (DBQs) is of great importance in spatial databases due to the wide area of applications that may address such queries. The most repr...
WOWMOM
2005
ACM
14 years 1 months ago
2005
ACM
Recent advances in Software Defined Radio (SDR), wide band spectrum sensing, and environment aware real-time spectrum allocation [13, 10, 4] show promise of enabling the new para...
GIS
2008
ACM
14 years 8 months ago
2008
ACM
Given a spatial crime data warehouse, that is updated infrequently and a set of operations O as well as constraints of storage and update overheads, the index type selection probl...
VLDB
1994
ACM
13 years 11 months ago
1994
ACM
This paper presents an innovative partitionbased time join strategy for temporal databases where time is represented by time intervals. The proposed method maps time intervals to ...
IDEAS
2006
IEEE
14 years 1 months ago
2006
IEEE
In several applications, data objects are assumed to move on predefined spatial networks such as road segments, railways, invisible air routes. Moving objects may exhibit similar...