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MM
2009
ACM
221views Multimedia» more  MM 2009»
15 years 11 months ago
Using large-scale web data to facilitate textual query based retrieval of consumer photos
The rapid popularization of digital cameras and mobile phone cameras has lead to an explosive growth of consumer photo collections. In this paper, we present a (quasi) real-time t...
Yiming Liu, Dong Xu, Ivor W. Tsang, Jiebo Luo
SACMAT
2009
ACM
15 years 11 months ago
Towards formal security analysis of GTRBAC using timed automata
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
Samrat Mondal, Shamik Sural, Vijayalakshmi Atluri
SIGCOMM
2009
ACM
15 years 11 months ago
Matchmaking for online games and other latency-sensitive P2P systems
– The latency between machines on the Internet can dramatically affect users’ experience for many distributed applications. Particularly, in multiplayer online games, players s...
Sharad Agarwal, Jacob R. Lorch
SIGIR
2009
ACM
15 years 11 months ago
Risky business: modeling and exploiting uncertainty in information retrieval
Most retrieval models estimate the relevance of each document to a query and rank the documents accordingly. However, such an approach ignores the uncertainty associated with the ...
Jianhan Zhu, Jun Wang, Ingemar J. Cox, Michael J. ...
ICASSP
2008
IEEE
15 years 11 months ago
Efficient channel quantization scheme for multi-user MIMO broadcast channels with RBD precoding
Abstract — Regularized block diagonalization (RBD) is a new linear precoding technique for the multi-antenna broadcast channel and has a significantly improved sum rate and dive...
Bin Song, Florian Roemer, Martin Haardt
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