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STOC
2010
ACM
295views Algorithms» more  STOC 2010»
15 years 11 months ago
Approximation Schemes for Steiner Forest on Planar Graphs and Graphs of Bounded Treewidth
We give the first polynomial-time approximation scheme (PTAS) for the Steiner forest problem on planar graphs and, more generally, on graphs of bounded genus. As a first step, w...
MohammadHossein Bateni, MohammadTaghi Hajiaghayi a...
STOC
2010
ACM
199views Algorithms» more  STOC 2010»
15 years 11 months ago
Zero-One Frequency Laws
Data streams emerged as a critical model for multiple applications that handle vast amounts of data. One of the most influential and celebrated papers in streaming is the “AMS...
Vladimir Braverman and Rafail Ostrovsky
ICDT
2010
ACM
205views Database» more  ICDT 2010»
15 years 11 months ago
On the Aggregation Problem for Synthesized Web Services
The paper formulates and investigates the aggregation problem for synthesized mediators of Web services (SWMs). An SWM is a finite-state transducer defined in terms of templates...
Ting Deng, Wenfei Fan, Leonid Libkin, Yinghui Wu
SIGECOM
2010
ACM
156views ECommerce» more  SIGECOM 2010»
15 years 11 months ago
Robust mechanisms for risk-averse sellers
The existing literature on optimal auctions focuses on optimizing the expected revenue of the seller, and is appropriate for risk-neutral sellers. In this paper, we identify good ...
Mukund Sundararajan, Qiqi Yan
SIGMETRICS
2010
ACM
233views Hardware» more  SIGMETRICS 2010»
15 years 11 months ago
Incentivizing peer-assisted services: a fluid shapley value approach
A new generation of content delivery networks for live streaming, video on demand, and software updates takes advantage of a peer-to-peer architecture to reduce their operating co...
Vishal Misra, Stratis Ioannidis, Augustin Chaintre...