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» Event Detection in Crowded Videos
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ICPR
2006
IEEE
14 years 4 months ago
Hidden Markov Models for Optical Flow Analysis in Crowds
This paper presents an event detector for emergencies in crowds. Assuming a single camera and a dense crowd we rely on optical flow instead of tracking statistics as a feature to ...
Ernesto L. Andrade, Scott Blunsden, Robert B. Fish...
ACIVS
2008
Springer
13 years 10 months ago
Crowd Behavior Recognition for Video Surveillance
Abstract. Crowd behavior recognition is becoming an important research topic in video surveillance for public places. In this paper, we first discuss the crowd feature selection a...
Shobhit Saxena, François Brémond, Mo...
CIVR
2003
Springer
196views Image Analysis» more  CIVR 2003»
13 years 9 months ago
Audio-Based Event Detection for Sports Video
Abstract. In this paper, we present an audio-based event detection approach shown to be effective when applied to the Sports broadcast data. The main benefit of this approach is ...
Mark Baillie, Joemon M. Jose

Publication
815views
12 years 11 months ago
Activity Understanding and Unusual Event Detection in Surveillance Videos
Computer scientists have made ceaseless efforts to replicate cognitive video understanding abilities of human brains onto autonomous vision systems. As video surveillance cameras ...
Chen Change Loy

Dataset
1353views
12 years 2 months ago
QMUL Junction Dataset
QMUL junction dataset is for research on activity analysis and crowded scenes. Video length: 1 hour (90000 frames) Frame size: 360x288 Frame rate: 25 Hz Compression codec: ff...