automatic camera calibration的意思|示意

The traffic sign automatic recognition system is composed of the following modules: image segment, camera calibration, characteristic curve extraction, three-dimension recovery and image matching.

本文设计交通标识牌自动识别系统由以下几个模块组成：图像分割、摄像机标定、特征曲线的提取、三维复原和图像匹配。

The related researches of vanishing point have been focusing on its automatic detection and camera calibration for a long time, however there were few researches on its error distribution.

长久以来灭点的研究都集中在自动检测和相机检校方面，然而对其本身的误差分布研究并不多。 针对直线交会灭点时存在的闭合差问题和灭点的误差分布问题，进行深入探讨。