2169 search results - page 26 / 434 » Inferencing in Database Semantics |
CORR
2011
Springer
14 years 3 months ago
2011
Springer
In this paper we will present the two basic operations for database schemas used in database mapping systems (separation and Data Federation), and we will explain why the functoria...
ICMCS
2006
IEEE
15 years 5 months ago
2006
IEEE
We present a new approach to organize an image database by finding a semantic structure interactively based on multi-user relevance feedback. By treating user relevance feedbacks...
110
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DOOD
1997
Springer
15 years 4 months ago
1997
Springer
Abstract. We present a well-founded semantics for deductive objectoriented database (dood) languages by applying the alternating- xpoint characterization of the well-founded model ...
VLDB
1989
ACM
15 years 3 months ago
1989
ACM
The derived data update problem involves the transformation of modifications of derived facts into corresponding changes to base facts and other derived facts. Using a database sc...
107
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DEDUCTIVE
1996
15 years 1 months ago
1996
We de ne a preferential semantics based on stable generated models for a very general class of temporal deductive databases. We allow two kinds of temporal information to be repre...