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AMW
2010
13 years 10 months ago
On the Decidability of Consistent Query Answering
Abstract. Consistent query answering (CQA) is about formally characterizing and computing semantically correct answers to queries posed to a database that may fail to satisfy certa...
Marcelo Arenas, Leopoldo E. Bertossi
SDM
2007
SIAM
139views Data Mining» more  SDM 2007»
13 years 10 months ago
Dynamic Algorithm for Graph Clustering Using Minimum Cut Tree
We present an efficient dynamic algorithm for clustering undirected graphs, whose edge property is changing continuously. The algorithm maintains clusters of high quality in pres...
Barna Saha, Pabitra Mitra
APAL
1999
88views more  APAL 1999»
13 years 8 months ago
A Simple Propositional S5 Tableau System
We give a sound and complete propositional S5 tableau system of a particularly simple sort, having an easy completeness proof. It sheds light on why the satisfiability problem for...
Melvin Fitting
ICRA
2010
IEEE
116views Robotics» more  ICRA 2010»
13 years 7 months ago
Parameterized maneuver learning for autonomous helicopter flight
Abstract— Many robotic control tasks involve complex dynamics that are hard to model. Hand-specifying trajectories that satisfy a system’s dynamics can be very time-consuming a...
Jie Tang, Arjun Singh, Nimbus Goehausen, Pieter Ab...
DLOG
2009
13 years 6 months ago
Quasi-Classical Semantics for Expressive Description Logics
Abstract. Inconsistency handling in expressive description logics is an important problem because inconsistency may naturally occur in an open world. In this paper, we present the ...
Xiaowang Zhang, Guilin Qi, Yue Ma, Zuoquan Lin