The second part reviews research development of Multimedia GIS and VideoGIS, and summarizes the data capture methods of VideoGIS Programs.

第二章文献综述，对多媒体GIS和视频GIS研究进展系统的回顾和对视频GIS中数据采集方案进行了总结。

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Chapter II: Literature Review has outlined the research progresses in Geo Video data model, VideoGIS design and various applications in recent years.

第二章：国内外研究进展，系统总结了近些年地理视频数据模型、视频GIS设计与应用的研究进展。

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