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ATAL
2006
Springer
15 years 4 months ago
Failures of the VCG mechanism in combinatorial auctions and exchanges
The VCG mechanism is the canonical method for motivating bidders in combinatorial auctions and exchanges to bid truthfully. We study two related problems concerning the VCG mechan...
Vincent Conitzer, Tuomas Sandholm
85
Voted
ESA
2003
Springer
94views Algorithms» more  ESA 2003»
15 years 5 months ago
Semi-clairvoyant Scheduling
In [2] it was shown that the obvious semi-clairvoyant generalization of the Shortest Processing Time is O(1)-competitive with respect to average stretch on a single machine. In [2...
Luca Becchetti, Stefano Leonardi, Alberto Marchett...
124
Voted
SODA
2008
ACM
109views Algorithms» more  SODA 2008»
15 years 1 months ago
Auctions for structured procurement
This paper considers a general setting for structured procurement and the problem a buyer faces in designing a procurement mechanism to maximize profit. This brings together two a...
Matthew Cary, Abraham D. Flaxman, Jason D. Hartlin...
93
Voted
AAAI
2004
15 years 1 months ago
Combinatorial Auctions with Structured Item Graphs
Combinatorial auctions (CAs) are important mechanisms for allocating interrelated items. Unfortunately, winner determination is NP-complete unless there is special structure. We s...
Vincent Conitzer, Jonathan Derryberry, Tuomas Sand...
109
Voted
SIGECOM
2008
ACM
155views ECommerce» more  SIGECOM 2008»
15 years 12 days ago
Tight information-theoretic lower bounds for welfare maximization in combinatorial auctions
We provide tight information-theoretic lower bounds for the welfare maximization problem in combinatorial auctions. In this problem, the goal is to partition m items among k bidde...
Vahab S. Mirrokni, Michael Schapira, Jan Vondr&aac...