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SIGIR
2009
ACM
16 years 20 days ago
Learning to recommend with social trust ensemble
As an indispensable technique in the field of Information Filtering, Recommender System has been well studied and developed both in academia and in industry recently. However, mo...
Hao Ma, Irwin King, Michael R. Lyu
AINA
2008
IEEE
16 years 20 days ago
Multiple-Resource Request Scheduling for Differentiated QoS at Website Gateway
Differentiated quality of service is a way for a website operator to provide different service levels to its clients. Traditional HTTP request scheduling schemes can achieve this,...
Ying-Dar Lin, Ching-Ming Tien, Shih-Chiang Tsao, R...
CODES
2008
IEEE
16 years 19 days ago
Speculative DMA for architecturally visible storage in instruction set extensions
Instruction set extensions (ISEs) can accelerate embedded processor performance. Many algorithms for ISE generation have shown good potential; some of them have recently been expa...
Theo Kluter, Philip Brisk, Paolo Ienne, Edoardo Ch...
DSRT
2008
IEEE
16 years 19 days ago
An Adaptive Energy-Conserving Strategy for Parallel Disk Systems
In the past decade parallel disk systems have been highly scalable and able to alleviate the problem of disk I/O bottleneck, thereby being widely used to support a wide range of d...
Mais Nijim, Adam Manzanares, Xiao Qin
FOCS
2008
IEEE
16 years 19 days ago
Beating the Random Ordering is Hard: Inapproximability of Maximum Acyclic Subgraph
We prove that approximating the Max Acyclic Subgraph problem within a factor better than 1/2 is Unique-Games hard. Specifically, for every constant ε > 0 the following holds:...
Venkatesan Guruswami, Rajsekar Manokaran, Prasad R...
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