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GLOBECOM
2010
IEEE
15 years 4 months ago
Constructing Secure Localization Systems with Adjustable Granularity Using Commodity Hardware
Proof of a user's identity is not always a sufficient means for making an authorization decision. In an increasing set of circumstances, knowledge of physical location provide...
Patrick Traynor, Joshua Schiffman, Thomas F. La Po...
ICCV
2009
IEEE
15 years 4 months ago
On optimizing subspaces for face recognition
We propose a subspace learning algorithm for face recognition by directly optimizing recognition performance scores. Our approach is motivated by the following observations: 1) Di...
Jilin Tu, Xiaoming Liu, Peter Henry Tu
CIKM
2011
Springer
14 years 6 months ago
Do all birds tweet the same?: characterizing twitter around the world
Social media services have spread throughout the world in just a few years. They have become not only a new source of information, but also new mechanisms for societies world-wide...
Barbara Poblete, Ruth Garcia, Marcelo Mendoza, Ale...
ASIAN
2005
Springer
178views Algorithms» more  ASIAN 2005»
15 years 11 months ago
An Approach for Service Discovery Based on Semantic Peer-to-Peer
The service discovery is a key step during Peer-to-Peer (P2P) converging with Web Service. In this paper, a semantic-P2P based approach is presented for web service discovery. To e...
Hao Wu, Hai Jin, Yunfa Li, Hanhan Chen
MOBIHOC
2008
ACM
16 years 5 months ago
Self-monitoring for sensor networks
Local monitoring is an effective mechanism for the security of wireless sensor networks (WSNs). Existing schemes assume the existence of sufficient number of active nodes to carry...
Dezun Dong, Yunhao Liu, Xiangke Liao