Bit @ TRECVID 2013: Surveillance event detection

Yicheng Zhao, Binjun Gan, Shuo Tang, Jing Liu, Xiaoyu Li, Yulong Li, Qianqian Qu, Xuemeng Yang, Longfei Zhang

Research output: Contribution to conferencePaperpeer-review

Abstract

In this paper, we present an event detection system evaluated in TRECVid 2013. We investigated a generic statistical approach with spatio-temporal features applied to the event “Object Put”. This approach is based on local spatial constrained spatio-temporal descriptors, named as SC-MoSIFT. We extended the spatio-temporal features, MoSIFT, by relative position to camera. We also statistic the frequency and the location of each event occurs, and use selective hot region to construct spatial Bag-of-Feature. Non-linear SVM is exploited to train classifier for each event on each camera. In the limited experimental time, we adopted experiments and got comparable results to show the effectiveness of our approach.

Original languageEnglish
Publication statusPublished - 2013
Event2013 TREC Video Retrieval Evaluation, TRECVID 2013 - Gaithersburg, United States
Duration: 20 Nov 201322 Nov 2013

Conference

Conference2013 TREC Video Retrieval Evaluation, TRECVID 2013
Country/TerritoryUnited States
CityGaithersburg
Period20/11/1322/11/13

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