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NSDI
2008
15 years 5 months ago
Catching Instant Messaging Worms with Change-Point Detection Techniques
Instant messaging (IM) systems have gained a lot of popularity in recent years. The increasing number of IM users has lured malware authors to develop more worms and viruses that ...
Guanhua Yan, Zhen Xiao, Stephan Eidenbenz
MM
2010
ACM
196views Multimedia» more  MM 2010»
15 years 3 months ago
Non-parametric anomaly detection exploiting space-time features
In this paper a real-time anomaly detection system for video streams is proposed. Spatio-temporal features are exploited to capture scene dynamic statistics together with appearan...
Lorenzo Seidenari, Marco Bertini
MVA
2002
261views Computer Vision» more  MVA 2002»
15 years 2 months ago
Detecting Faces in Color Images Using an Adaptive Color Model and Salient Features
Face detection has many interesting applications such as a face recognition system, a surveillance system, and videolimage indexing system. In this paper, we propose a new method ...
Hang-Bong Kang
WISA
2004
Springer
15 years 8 months ago
A Probabilistic Method for Detecting Anomalous Program Behavior
In this paper, we, as well as Eskin, Lee, Stolfo [7] propose a method of prediction model. In their method, the program was characterized with both the order and the kind of system...
Kohei Tatara, Toshihiro Tabata, Kouichi Sakurai
ICASSP
2008
IEEE
15 years 9 months ago
Listener detection of talker stress in low-rate coded speech
We describe an experiment where listeners were asked to detect two specific forms of stress in talkers’ recorded voices heard via six different simulated communication systems. ...
Stephen Voran