948 search results - page 22 / 190 » A Database Interface for Complex Objects |
DOOD
1989
Springer
13 years 12 months ago
1989
Springer
This paper attempts to de ne an object-oriented database system. It describes the main features and characteristics that a system must have to qualify as an objectoriented databas...
SIGMOD
2000
ACM
14 years 7 days ago
2000
ACM
We consider spatio-temporal databases supporting spatial objects with continuously changing position and extent, termed moving objects databases. We formally define a data model f...
IDEAS
2003
IEEE
14 years 1 months ago
2003
IEEE
This paper presents a method for representing uncertainty in spatial data in a database. The model presented requires moderate amounts of storage space. To compute the probability...
GEOINFORMATICA
2008
13 years 8 months ago
2008
Topological relationships like overlap, inside, meet, and disjoint uniquely characterize the relative position between objects in space. For a long time, they have been a focus of...
SIGIR
1996
ACM
14 years 14 hour ago
1996
ACM
The aggregated structure of documents plays a key role in full-text, multimedia, and network Information Retrieval (IR). Considering aggregation provides new querying facilities a...