| 2. | Based on mr . zhang zhengyou ’ s plane template two - step method , three aspects of improvements have been made . firstly , tangential distortion adjustment is added into the camera imaging model . secondly , after the detailed research aiming at the step of computing the initial guess of camera parameters , some improvements are made within the corner selection and computation 从三个方面对张正友的平面模板两步法作了改进:首先,在摄像机成像模型中增加了切向畸变校正;然后针对计算摄像机参数初值环节进行研究,在角点选取和计算方法上作了改进。 |