By adopting the method, the eye-observation visual Angle can be accurately measured to realize applications of effect evaluation such as audience ratings survey, outdoor advertising and the like.
可以实现较精确地测量人眼观察视角，以实现收视率调查和户外广告的效果评价等应用。
The characters of the VOV reference frame are multi-viewpoint observation, visual description, concept centered, process direction and model drive.
主要特征是多视点观察、可视化描述、概念为中心、过程为导向、模型做驱动。
The characters of the VOV reference frame are multi-viewpoint observation, visual description, concept centered, process direction and model drive.
主要特征是多视点观察、可视化描述、概念为中心、过程为导向、模型做驱动。
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