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TPLP
2002
117views more  TPLP 2002»
13 years 7 months ago
On Properties of Update Sequences Based on Causal Rejection
In this paper, we consider an approach to update nonmonotonic knowledge bases represented as extended logic programs under the answer set semantics. In this approach, new informat...
Thomas Eiter, Michael Fink, Giuliana Sabbatini, Ha...
RAS
2007
132views more  RAS 2007»
13 years 7 months ago
Virtual sensors for human concepts - Building detection by an outdoor mobile robot
Abstract— In human-robot communication it is often important to relate robot sensor readings to concepts used by humans. We suggest to use a virtual sensor (one or several physic...
Martin Persson, Tom Duckett, Achim J. Lilienthal
PVLDB
2008
167views more  PVLDB 2008»
13 years 7 months ago
Managing and querying transaction-time databases under schema evolution
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
Hyun Jin Moon, Carlo Curino, Alin Deutsch, Chien-Y...
TROB
2008
228views more  TROB 2008»
13 years 7 months ago
Large-Scale 6-DOF SLAM With Stereo-in-Hand
In this paper, we describe a system that can carry4 out simultaneous localization and mapping (SLAM) in large in-5 door and outdoor environments using a stereo pair moving with 66 ...
Lina María Paz, Pedro Pinies, Juan D. Tard&...
COMCOM
2010
131views more  COMCOM 2010»
13 years 6 months ago
Level the buffer wall: Fair channel assignment in wireless sensor networks
—In this paper, we study the trade-off between network throughput and fairness in a multi-channel enabled WSN. Traditional approaches attempt to solve the two problems in an isol...
Yanyan Yang, Yunhuai Liu, Lionel M. Ni