321 search results - page 32 / 65 » A Topological Data Model for Spatial Databases |
TIME
2000
IEEE
14 years 1 days ago
2000
IEEE
We present a data model for movies and movie databases. A movie is considered to be a 2-dimensional semialgebraic figure that can change in time. We give a number of computabilit...
CAISE
1998
Springer
13 years 12 months ago
1998
Springer
We show how model extensibility of object-oriented data management systems can be achieved through the combination of a highlevel core object data model and an architecture designe...
MDM
2004
Springer
14 years 1 months ago
2004
Springer
In this paper, we consider a data model for uncertain trajectories of moving objects. In our model, the trajectory is a vector of uniform stochastic processes. We study “univers...
ER
2006
Springer
13 years 11 months ago
2006
Springer
Worldwide globalization increases the complexity of problem solving and decision-making, whatever the endeavor is. This calls for a more accurate and complete understanding of unde...
DBA
2004
2004
A Tool for Transforming Conceptual Schemas of Spatio-Temporal Databases with Multiple Representation
13 years 9 months ago
Nowadays, classical conceptual models (such as ER or UML) are used for designing database applications. These classical conceptual models usually come with associated CASE tools a...