948 search results - page 40 / 190 » On Spatial Information Retrieval and Database Generalization |
SIGIR
1999
ACM
14 years 1 months ago
1999
ACM
The fast growth of multimedia information in image and video databases has triggered research on efficient retrieval methods. This paper deals with structural queries, a type of c...
SSD
1993
Springer
14 years 1 months ago
1993
Springer
Topological relationships between spatial objects represent important knowledge that users of geographic information systems expect to retrieve from a spatial database. A di cult t...
GIS
2007
ACM
14 years 10 months ago
2007
ACM
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
ER
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. The development of index structures that allow e cient retrieval of spatial objects has been a topic of interest in the last decades. Most of these structures have been d...
WWW
2004
ACM
14 years 9 months ago
2004
ACM
While we expect to discover knowledge in the texts available on the Web, such discovery usually requires many complex analysis steps, most of which require different text handling...