425 search results - page 21 / 85 » Event detection from evolution of click-through data |
116
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TIP
2008
14 years 11 months ago
2008
In this paper, we present an automatic classification framework combining appearance based features and Hidden Markov Models (HMM) to detect unusual events in image sequences. One...
112
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DEDS
2002
14 years 11 months ago
2002
Abstract. Detection and isolation of failures in large and complex systems such as telecommunication networks are crucial and challenging tasks. The problem considered here is that...
IPSN
2007
Springer
15 years 5 months ago
2007
Springer
— Existing sensor network architectures are based on the assumption that data will be polled. Therefore, they are not adequate for long-term battery-powered use in applications t...
121
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KDD
2012
ACM
13 years 2 months ago
2012
ACM
Temporal datasets, in which data evolves continuously, exist in a wide variety of applications, and identifying anomalous or outlying objects from temporal datasets is an importan...
ICIP
2010
IEEE
14 years 9 months ago
2010
IEEE
Compared to other approaches that analyze object trajectories, we propose to detect anomalous video events at three levels considering spatiotemporal context of video objects, i.e...