根据对投影矩阵的退化点结构的影响，改进了选取标定的对应点个数和用户头部的运动轨迹。
According to the influence of degenerate point configurations of projection matrix, the number of calibration correspondences and the track of users head are improved.
采用迭代法求解该优化方程来逼近运动轨迹任意处伪活动标架的旋转变换矩阵。
An iteration method is presented to solve the optimization function for approximating the rotation transformation part of the pseudo moving frame at any position of the motion trajectory.
主要说明了点焊机器人在白车身焊接中位姿矩阵的计算，并用CATIA软件对机器人的运动轨迹进行仿真。
The calculation of point welding robot's positional matrixes in wielding car-body-in-white is discussed in this paper, and the spatial motion trail of the robot is simulated with CATIA.
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