1008 search results - page 40 / 202 » Logic and Databases |
VLDB
1990
ACM
13 years 11 months ago
1990
ACM
A probabilistic learning model for vague queries and missing or imprecise information in databases is described. Instead of retrieving only a set of answers, our approach yields a...
ISMB
1994
13 years 9 months ago
1994
Temporallogic, in particular, interval logic has been used to represent genomemapsand to assist genome mapconstructions. However,interval logic itself appears to be bruited in its...
FROCOS
2011
Springer
12 years 7 months ago
2011
Springer
Temporal data models have been used to describe how data can evolve in the context of temporal databases. Both the Extended Entity-Relationship (EER) model and the Unified Modelli...
DEXAW
1998
IEEE
13 years 12 months ago
1998
IEEE
This paper presents a first step towards a security model that defines access control for logical document structures. el benefits from roles to abstract from users and from secur...
ICDT
2003
ACM
14 years 27 days ago
2003
ACM
We define a boolean complete description logic dialect called DLFDreg that can be used to reason about structural equality in semistructured ordered data in the presence of docume...