本文介绍和收集了近期与此相关的若干研究工作：基于图象的虚拟环境生成技术；
The latest research methods are introduced in this paper: imaged-based virtual environment undeing technology;
着重研究解决了全数字摄影测量系统、GIS与虚拟现实系统之间的数据接口问题，三维建模，纹理制作及虚拟环境生成等问题。
The study is mainly focused on the system interface among digital photogrammetry, GIS and Virtual reality, 3D modeling, ; texture making and virtual environment design.
比如说，一个英国的研究小组宣布，通过观察大脑中的血液流动，他们能够识别出计算机生成的虚拟环境中的主体。
For example, one British group announced that they could discern where subjects where in a computer generated virtual environment by looking at where blood flowed in their brains.
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