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AAAI
2000
15 years 2 months ago
Improved Algorithms for Optimal Winner Determination in Combinatorial Auctions and Generalizations
Combinatorial auctions can be used to reach efficient resource and task allocations in multiagent systems where the items are complementary. Determining the winners is NP-complete...
Tuomas Sandholm, Subhash Suri
AIPS
2000
15 years 2 months ago
Admissible Heuristics for Optimal Planning
hsp and hspr are two recent planners that search the state-space using an heuristic function extracted from Strips encodings. hsp does a forward search from the initial state reco...
Patrik Haslum, Hector Geffner
AINA
2008
IEEE
15 years 7 months ago
Optimal Resource Discovery Paths of Gnutella2
This paper shows that the performance of peer-to-peer resource discovery algorithms is upper bounded by a k-Steiner minimum tree and proposes an algorithm locating near-optimal qu...
Mikko Vapa, Annemari Auvinen, Yevgeniy Ivanchenko,...
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CORR
2002
Springer
83views Education» more  CORR 2002»
15 years 1 months ago
Optimal Ordered Problem Solver
We introduce a general and in a certain sense time-optimal way of solving one problem after another, efficiently searching the space of programs that compute solution candidates, i...
Jürgen Schmidhuber
GECCO
2004
Springer
152views Optimization» more  GECCO 2004»
15 years 6 months ago
Ant System for the k-Cardinality Tree Problem
This paper gives an algorithm for finding the minimum weight tree having k edges in an edge weighted graph. The algorithm combines a search and optimization technique based on phe...
Thang Nguyen Bui, Gnanasekaran Sundarraj