833 search results - page 38 / 167 » Nested Queries in Object Bases |
JSS
2006
13 years 7 months ago
2006
Tracking of mobile objects trajectories is one of many modern applications supported by Spatiotemporal databases. Within the context of this application, queries about the present...
RSFDGRC
2005
Springer
14 years 1 months ago
2005
Springer
The paper concerns failing queries in incomplete Distributed Autonomous Information Systems (DAIS) based on attributes which are hierarchical and which semantics at different site...
DASFAA
2007
IEEE
13 years 9 months ago
2007
IEEE
As data of an unprecedented scale are becoming accessible, skyline queries have been actively studied lately, to retrieve “interesting” data objects that are not dominated by a...
ICPR
2002
IEEE
14 years 8 months ago
2002
IEEE
This paper describes a novel appearance based scheme for extraction and representation of video objects. The tracking algorithm used for video object extraction is based upon a ne...
DOOD
1993
Springer
13 years 11 months ago
1993
Springer
In this paper we introduce a logical query language extended with object-oriented typing facilities. This language, called DTL (from DataTypeLog), can be seen as an extension of Da...