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» Logical operations and Kolmogorov complexity
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PODS
2010
ACM
205views Database» more  PODS 2010»
14 years 1 months ago
Positive higher-order queries
We investigate a higher-order query language that embeds operators of the positive relational algebra within the simply-typed λ-calculus. Our language allows one to succinctly de...
Michael Benedikt, Gabriele Puppis, Huy Vu
CCS
2007
ACM
14 years 2 months ago
Specifying and analyzing security automata using CSP-OZ
Security automata are a variant of B¨uchi automata used to specify security policies that can be enforced by monitoring system execution. In this paper, we propose using CSP-OZ, ...
David A. Basin, Ernst-Rüdiger Olderog, Paul E...
DMDW
2000
161views Management» more  DMDW 2000»
13 years 10 months ago
View materialization for nested GPSJ queries
View materialization is a central issue in logical design of data warehouses since it is one of the most powerful techniques to improve the response to the workload. Most approach...
Matteo Golfarelli, Stefano Rizzi
KES
2007
Springer
14 years 2 months ago
Inductive Concept Retrieval and Query Answering with Semantic Knowledge Bases Through Kernel Methods
This work deals with the application of kernel methods to structured relational settings such as semantic knowledge bases expressed in Description Logics. Our method integrates a n...
Nicola Fanizzi, Claudia d'Amato
SIGOPSE
2004
ACM
14 years 2 months ago
QoS for internet services: done right
In this paper we argue that the best approach to providing Quality of Service (QoS) guarantees to current Internet services is to use admission control and traffic shaping techni...
Josep M. Blanquer, Antoni Batchelli, Klaus E. Scha...