本文针对足球比赛中实时信息的提取，设计了一个基于摄影测量的数字辅助直播系统。
This paper designed the digital assisted broadcasting system based on photogrammetry, and it's used for real-time information extraction from soccer match.
这些层面是通过电脑辅助设计出的软件定义的，这个软件有一系列的数字片断。
The layers are defined by software that takes a series of digital slices through a computer-aided design.
数字水印技术被看作辅助信息通信机制的一种特殊形式。
Digital watermarking techniques are seen as a special form of communications with side information mechanism.
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