A pattern, also called marker, is a rectangular shape that you need to print and position in front of your camera.
模式(又叫做标记)是一个矩形，你用其在相机前打印和定位。
Comers detecting is the first step for recognizing marker and calculating camera pose.
标记的角点检测是标记识别以及摄像头姿态计算的首要步骤。
The experimental analysis shows: the visual-based tracking system fails to track when the camera moves too fast or the Marker is obscured.
通过实验分析表明：当摄像机移动过快或者标志物被遮挡时，基于视觉的跟踪技术存在跟踪失效的问题。
应用推荐