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AICOM
2006
129views more  AICOM 2006»
15 years 4 months ago
A backjumping technique for Disjunctive Logic Programming
In this work we present a backjumping technique for Disjunctive Logic Programming (DLP) under the Answer Set Semantics. It builds upon related techniques that had originally been p...
Francesco Ricca, Wolfgang Faber, Nicola Leone
187
Voted
ALT
2009
Springer
16 years 1 months ago
Average-Case Active Learning with Costs
Abstract. We analyze the expected cost of a greedy active learning algorithm. Our analysis extends previous work to a more general setting in which different queries have differe...
Andrew Guillory, Jeff A. Bilmes
145
Voted
CSCW
2002
ACM
15 years 4 months ago
Physical and Virtual Tools: Activity Theory Applied to the Design of Groupware
Activity theory is based on the concept of tools mediating between subjects and objects. In this theory, an individual's creative interaction with his or her surroundings can ...
Morten Fjeld, Kristina Lauche, Martin Bichsel, Fre...
168
Voted
EDBT
2012
ACM
247views Database» more  EDBT 2012»
13 years 7 months ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...
NIPS
2004
15 years 6 months ago
Coarticulation in Markov Decision Processes
We investigate an approach for simultaneously committing to multiple activities, each modeled as a temporally extended action in a semi-Markov decision process (SMDP). For each ac...
Khashayar Rohanimanesh, Robert Platt Jr., Sridhar ...