165 search results - page 19 / 33 » Complex Queries for Moving Object Databases in DHT-Based Sys... |
LNCS
1993
13 years 11 months ago
1993
– In the past few years considerable demand for user oriented multimedia information systems has developed. These systems must provide a rich set of functionality so that new, co...
DEXAW
2004
IEEE
13 years 11 months ago
2004
IEEE
The Web is moving to a new generation in which machine-understandable processing is mandatory. In order to achieve this goal it is essential to define ontologies which enable the ...
RTSS
2006
IEEE
14 years 1 months ago
2006
IEEE
A real-time database is composed of real-time objects whose values remain valid only within their validity intervals. Each object in the database models a real world entity. The f...
PDIS
1994
IEEE
13 years 11 months ago
1994
IEEE
Many new database applications require very large volumes of data. Mariposa is a data base system under construction at Berkeley responding to this need. Mariposa objects can be s...
DASFAA
2004
IEEE
13 years 11 months ago
2004
IEEE
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...