Sciweavers

182 search results - page 19 / 37
» Structured semidefinite representation of some convex sets
Sort
View
ML
1998
ACM
131views Machine Learning» more  ML 1998»
14 years 11 months ago
Learning from Examples and Membership Queries with Structured Determinations
It is well known that prior knowledge or bias can speed up learning, at least in theory. It has proved di cult to make constructive use of prior knowledge, so that approximately c...
Prasad Tadepalli, Stuart J. Russell
APPROX
2010
Springer
207views Algorithms» more  APPROX 2010»
15 years 1 months ago
Exploiting Concavity in Bimatrix Games: New Polynomially Tractable Subclasses
Abstract. We study the fundamental problem of computing an arbitrary Nash equilibrium in bimatrix games. We start by proposing a novel characterization of the set of Nash equilibri...
Spyros C. Kontogiannis, Paul G. Spirakis
AI
2006
Springer
14 years 11 months ago
Complexity of constructing solutions in the core based on synergies among coalitions
Coalition formation is a key problem in automated negotiation among self-interested agents, and other multiagent applications. A coalition of agents can sometimes accomplish thing...
Vincent Conitzer, Tuomas Sandholm
GIS
1999
ACM
15 years 4 months ago
A Provably Efficient Computational Model for Approximate Spatiotemporal Retrieval
: The paper is concerned with the effective and efficient processing of spatiotemporal selection queries under varying degrees of approximation. Such queries may employ operators l...
Vasilis Delis, Christos Makris, Spyros Sioutas
FM
2001
Springer
108views Formal Methods» more  FM 2001»
15 years 4 months ago
Improvements in BDD-Based Reachability Analysis of Timed Automata
To develop efficient algorithms for the reachability analysis of timed automata, a promising approach is to use binary decision diagrams (BDDs) as data structure for the representa...
Dirk Beyer