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» Detecting Inconsistencies in Distributed Data
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ICDCSW
2008
IEEE
14 years 4 months ago
Modeling Attack Behaviors in Rating Systems
Abstract— Online feedback-based rating systems are gaining popularity. Dealing with unfair ratings in such systems has been recognized as an important problem and many unfair rat...
Qinyuan Feng, Yafei Yang, Yan Lindsay Sun, Yafei D...
MOBIDE
2010
ACM
13 years 10 months ago
Power-aware operator placement and broadcasting of continuous query results
Complex event detection over data streams has become ubiquitous through the widespread use of sensors, wireless connectivity and the wide variety of end-user mobile devices. Typic...
Panayiotis Neophytou, Mohamed A. Sharaf, Panos K. ...
CVPR
2003
IEEE
15 years 6 days ago
Activity Recognition Using the Dynamics of the Configuration of Interacting Objects
Monitoring activities using video data is an important surveillance problem. A special scenario is to learn the pattern of normal activities and detect abnormal events from a very...
Namrata Vaswani, Amit K. Roy Chowdhury, Rama Chell...
AAAI
2012
12 years 17 days ago
An Object-Based Bayesian Framework for Top-Down Visual Attention
We introduce a new task-independent framework to model top-down overt visual attention based on graphical models for probabilistic inference and reasoning. We describe a Dynamic B...
Ali Borji, Dicky N. Sihite, Laurent Itti
ICASSP
2009
IEEE
14 years 5 months ago
A frequency hopping spread spectrum transmission scheme for uncoordinated cognitive radios
One of the major challenges to cognitive radios is the synchronization of distributed radios onto the same spectrum white spaces which vary in time and space. In this paper, we pr...
Xiaohua Li, Juite Hwu