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» On the Competitive Ratio of Online Sampling Auctions
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WWW
2008
ACM
14 years 8 months ago
Budget constrained bidding in keyword auctions and online knapsack problems
We consider the budget-constrained bidding optimization problem for sponsored search auctions, and model it as an online (multiple-choice) knapsack problem. We design both determi...
Yunhong Zhou, Deeparnab Chakrabarty, Rajan M. Luko...
JACM
2006
134views more  JACM 2006»
13 years 7 months ago
Online algorithms for market clearing
In this article, we study the problem of online market clearing where there is one commodity in the market being bought and sold by multiple buyers and sellers whose bids arrive an...
Avrim Blum, Tuomas Sandholm, Martin Zinkevich
STOC
2003
ACM
152views Algorithms» more  STOC 2003»
14 years 7 months ago
Reducing truth-telling online mechanisms to online optimization
We describe a general technique for converting an online algorithm B to a truthtelling mechanism. We require that the original online competitive algorithm has certain "nicen...
Baruch Awerbuch, Yossi Azar, Adam Meyerson
SIGECOM
2009
ACM
108views ECommerce» more  SIGECOM 2009»
14 years 1 months ago
Selling ad campaigns: online algorithms with cancellations
We study online pricing problems in markets with cancellations, i.e., markets in which prior allocation decisions can be revoked, but at a cost. In our model, a seller receives re...
Moshe Babaioff, Jason D. Hartline, Robert D. Klein...
ASPLOS
2010
ACM
14 years 2 months ago
Request behavior variations
A large number of user requests execute (often concurrently) within a server system. A single request may exhibit fluctuating hardware characteristics (such as instruction comple...
Kai Shen