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SIGIR
1996
ACM
13 years 11 months ago
Retrieval of Complex Objects Using a Four-Valued Logic
The aggregated structure of documents plays a key role in full-text, multimedia, and network Information Retrieval (IR). Considering aggregation provides new querying facilities a...
Thomas Rölleke, Norbert Fuhr
LOPSTR
1997
Springer
13 years 11 months ago
Development of Correct Transformation Schemata for Prolog Programs
Schema-based program transformation [8] has been proposed as an effective technique for the optimisation of logic programs. Schemata are applied to a logic program, mapping ineffi...
Julian Richardson, Norbert E. Fuchs
WDAG
1997
Springer
92views Algorithms» more  WDAG 1997»
13 years 11 months ago
Heartbeat: A Timeout-Free Failure Detector for Quiescent Reliable Communication
Abstract. We study the problem of achieving reliable communication with quiescent algorithms (i.e., algorithms that eventually stop sending messages) in asynchronous systems with p...
Marcos Kawazoe Aguilera, Wei Chen, Sam Toueg
STACS
1993
Springer
13 years 11 months ago
The Complexity of Logic-Based Abduction
Abduction is an important form of nonmonotonic reasoning allowing one to find explanations for certain symptoms or manifestations. When the application domain is described by a l...
Thomas Eiter, Georg Gottlob
STOC
1993
ACM
123views Algorithms» more  STOC 1993»
13 years 11 months ago
Constructing small sample spaces satisfying given constraints
Abstract. The subject of this paper is nding small sample spaces for joint distributions of n discrete random variables. Such distributions are often only required to obey a certa...
Daphne Koller, Nimrod Megiddo
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