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机译:Advanced Content Authoring and Viewing Tools Using Aggregated Video and Slide Synchronization by Key Marking for Web-Based e-Learning System in Higher Education
The Graduate University of Advanced Studies, Kanagawa-ken, 240-0193 Japan;
National Institute of Informatics, Tokyo, 105-0123 Japan;
aggregated video; authoring tool; video-based content; key marking; WebELS learning;