856 search results - page 49 / 172 » Location-based Spatial Queries |
111
Voted
PODS
2004
ACM
16 years 24 days ago
2004
ACM
We present a novel coding-based technique for answering spatial and spatiotemporal queries on objects moving along a system of curves on the plane such as many road networks. We h...
102
Voted
DEXA
2004
Springer
15 years 6 months ago
2004
Springer
Topological predicates between spatial objects have always been a main area of research on spatial data handling, reasoning, and query languages. The focus of research has definit...
103
Voted
ICCSA
2009
Springer
15 years 7 months ago
2009
Springer
Data aggregation in Geographic Information Systems (GIS) is a desirable feature, spatial data are integrated in OLAP engines for this purpose. However, the development and operatio...
119
Voted
AMW
2010
15 years 2 months ago
2010
In this work we present in-network techniques to improve the efficiency of spatial aggregate queries. Such queries are very common in a sensornet setting, demanding more targeted t...
161
Voted
VLDB
1997
ACM
15 years 4 months ago
1997
ACM
Spatial data mining, i.e., discovery of interesting characteristics and patterns that may implicitly exist in spatial databases, is a challenging task due to the huge amounts of s...