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RECSYS
2009
ACM
15 years 9 months ago
Learning to recommend with trust and distrust relationships
With the exponential growth of Web contents, Recommender System has become indispensable for discovering new information that might interest Web users. Despite their success in th...
Hao Ma, Michael R. Lyu, Irwin King
SACMAT
2009
ACM
15 years 9 months ago
Working set-based access control for network file systems
Securing access to files is an important and growing concern in corporate environments. Employees are increasingly accessing files from untrusted devices, including personal hom...
Stephen Smaldone, Vinod Ganapathy, Liviu Iftode
SIGECOM
2009
ACM
102views ECommerce» more  SIGECOM 2009»
15 years 9 months ago
On the price of mediation
We study the relationship between the social cost of correlated equilibria and the social cost of Nash equilibria. In contrast to previous work focusing on the possible benefits ...
Milan Bradonjic, Gunes Ercal-Ozkaya, Adam Meyerson...
SIGECOM
2009
ACM
118views ECommerce» more  SIGECOM 2009»
15 years 9 months ago
Modeling volatility in prediction markets
There is significant experimental evidence that prediction markets are efficient mechanisms for aggregating information and are more accurate in forecasting events than tradition...
Nikolay Archak, Panagiotis G. Ipeirotis
SIGIR
2009
ACM
15 years 9 months ago
Evaluating web search using task completion time
We consider experiments to measure the quality of a web search algorithm based on how much total time users take to complete assigned search tasks using that algorithm. We first ...
Ya Xu, David Mease