Additional features include video chat with peers and professors, unlimited access to lecture materials and office hours via video and whiteboard.
附加功能包括与教授和同学视频聊天，无限制地通过视频和白板浏览材料和课程。
Up to now, more and more video materials are stored and transmitted in the compression form, so it is practical to study the shot segmentation algorithms based on compressed video data.
从实用角度看，目前越来越多的动态视频资料都是以压缩形式存储和传输，所以，研究基于压缩视频流的算法更有实际意义。
The jumping movements are video recorded. The video materials are then analyzed on a motion analysis system.
纵跳动作用摄像机记录，录像资料用一套运动影像分析系统进行分析处理。
The jumping movements are video recorded. The video materials are then analyzed on a motion analysis system.
纵跳动作用摄像机记录，录像资料用一套运动影像分析系统进行分析处理。
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