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122
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FOCS
1998
IEEE
15 years 5 months ago
The Complexity of Acyclic Conjunctive Queries
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
Georg Gottlob, Nicola Leone, Francesco Scarcello
96
Voted
TOPLAS
2008
81views more  TOPLAS 2008»
15 years 20 days ago
Size-change termination with difference constraints
lem of inferring termination from such abstract information is not the halting problem for programs and may well be decidable. If this is the case, the decision algorithm forms a &...
Amir M. Ben-Amram
106
Voted
SIGECOM
2009
ACM
132views ECommerce» more  SIGECOM 2009»
15 years 7 months ago
Limited and online supply and the bayesian foundations of prior-free mechanism design
We study auctions for selling a limited supply of a single commodity in the case where the supply is known in advance and the case it is unknown and must be instead allocated in a...
Nikhil R. Devanur, Jason D. Hartline
98
Voted
EUSFLAT
2001
130views Fuzzy Logic» more  EUSFLAT 2001»
15 years 2 months ago
Autonomous robot behaviours for co-operative agents using fuzzy logic and subtractive clustering
Intelligent autonomous robots and multiagent systems, having different skills and capabilities for specific subtasks, have the potential to solve problems more efficiently and eff...
Alexandros Mouzakitis, Geoff Roberts
118
Voted
TCS
2010
14 years 7 months ago
Monad transformers as monoid transformers
The incremental approach to modular monadic semantics constructs complex monads by using monad transformers to add computational features to a preexisting monad. A complication of...
Mauro Jaskelioff, Eugenio Moggi