2674 search results - page 458 / 535 » Data Models and Query Languages for Spatial Databases |
ECOI
2007
13 years 7 months ago
2007
Experts often disagree about the organization of biological taxa. The shifting definitions of taxonomic names complicate otherwise simple queries concerning these taxa. For examp...
MOBIDE
2006
ACM
14 years 1 months ago
2006
ACM
Mobile and pervasive applications frequently rely on devices such as RFID antennas or sensors (light, temperature, motion) to provide them information about the physical world. Th...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Social annotation has gained increasing popularity in many Web-based applications, leading to an emerging research area in text analysis and information retrieval. This paper is c...
APCCM
2009
13 years 8 months ago
2009
Using traditional semantic data modeling, multi-level modeling can be achieved by representing objects in different abstraction hierarchies, namely classification, aggregation and...
ICWE
2004
Springer
14 years 1 months ago
2004
Springer
Current Web Engineering methods develop "closed" web applications from conceptual models. This fact makes difficult the integration and the interoperability of different ...