Sketch Based Video Annotation and Organization System in Distributed Teaching Environment

Jia Chen, Cui-xia Ma, Hong-an Wang, Hai-yan Yang and Dong-xing Teng
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Jia Chen: Chinese Academy of Sciences & the Graduate University of Chinese Academy of Sciences, China
Cui-xia Ma: Chinese Academy of Sciences, China
Hong-an Wang: Chinese Academy of Sciences, China
Hai-yan Yang: Chinese Academy of Sciences and the Graduate University of Chinese Academy of Sciences, China
Dong-xing Teng: Chinese Academy of Sciences, China

International Journal of Distributed Systems and Technologies (IJDST), 2010, vol. 1, issue 4, 27-41

Abstract: As the use of instructional video is becoming a key component of e-learning, there is an increasing need for a distributed system which supports collaborative video annotation and organization. In this paper, the authors construct a distributed environment on the top of NaradaBrokering to support collaborative operations on video material when users are located in different places. The concept of video annotation is enriched, making it a powerful media to improve the instructional video organizing and viewing. With panorama based and interpolation based methods, all related users can annotate or organize videos simultaneously. With these annotations, a video organization structure is consequently built through linking them with other video clips or annotations. Finally, an informal user study was conducted and result shows that this system improves the efficiency of video organizing and viewing and enhances user’s participating into the design process with good user experience.

Date: 2010
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