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Content Provider | IEEE Xplore Digital Library |
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Author | Lixin Chen Huiwen Guo Min Wang Yen-Lun Chen Xinyu Wu Wei Feng |
Copyright Year | 2015 |
Description | Author affiliation: Key Lab. of Human-Machine Intell.-Synergic Syst., Shenzhen Inst. of Adv. Technol., Shenzhen, China (Lixin Chen; Huiwen Guo; Min Wang; Yen-Lun Chen; Xinyu Wu; Wei Feng) |
Abstract | We propose a novel approach for the crowd anomaly detection in multiple cameras with non-overlapping view. In this paper, we refer to the activities of crowd in far-field scenes. Firstly, we present a model for learning all of the motion patterns under single camera view, which are regarded as the normal situation. In the surveillance region, we mark the entrances and exits under the single camera view and acquire the crowd flow model by the K-means clustering algorithm. Secondly, we analyze the crowd flow model based on the time delayed statistical data between two camera views. And then we acquire the relative location among the entrances and exits in the different regions. Thirdly, we analyze the crowd transferring probabilistic model on the global scene based on the log-likelihood function and Dirichlet distribution to detect the crowd anomaly. We set up the empirical threshold value of probability e P . If the probability of detected model is less than e P , the detected model is marked as the crowd anomaly. Our approach is evaluated on the simulated data set and the real data set in far-field scenes. Experimental results show the anomaly detection is precise. |
Starting Page | 871 |
Ending Page | 876 |
File Size | 808783 |
Page Count | 6 |
File Format | |
e-ISBN | 9781467391047 |
DOI | 10.1109/ICInfA.2015.7279408 |
Language | English |
Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Publisher Date | 2015-08-08 |
Publisher Place | China |
Access Restriction | Subscribed |
Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Subject Keyword | Algorithm design and analysis Analytical models Crowd anomaly detection log-likelihood function Clustering algorithms Cameras Probabilistic logic Data models K-means clustering algorithm Trajectory Dirichlet distribution non-overlapping view |
Content Type | Text |
Resource Type | Article |
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