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TLCA
2007
Springer
15 years 5 months ago
Computation by Prophecy
We describe a new method to represent (partial) recursive functions in type theory. For every recursive definition, we define a co-inductive type of prophecies that characterises...
Ana Bove, Venanzio Capretta
VLDB
2004
ACM
98views Database» more  VLDB 2004»
15 years 4 months ago
Top-k Query Evaluation with Probabilistic Guarantees
Top-k queries based on ranking elements of multidimensional datasets are a fundamental building block for many kinds of information discovery. The best known general-purpose algor...
Martin Theobald, Gerhard Weikum, Ralf Schenkel
MAS
1998
Springer
172views Communications» more  MAS 1998»
15 years 3 months ago
Protecting Mobile Agents Against Malicious Hosts
A key element of any mobile code based distributed system are the security mechanisms available to protect (a) the host against potentially hostile actions of a code fragment under...
Tomas Sander, Christian F. Tschudin
AAAI
2007
15 years 1 months ago
Computational Aspects of Covering in Dominance Graphs
Various problems in AI and multiagent systems can be tackled by finding the “most desirable” elements of a set given some binary relation. Examples can be found in areas as d...
Felix Brandt, Felix A. Fischer
DBSEC
2008
137views Database» more  DBSEC 2008»
15 years 13 days ago
Towards Automation of Testing High-Level Security Properties
Abstract. Many security problems only become apparent after software is deployed, and in many cases a failure has occurred prior to the awareness of the problem. Although many woul...
Aiman Hanna, Hai Zhou Ling, Jason Furlong, Mourad ...