unit quaternion

基本解释

The unit quaternion transformation and vector algebra are applied to be analysis tools.
四元数变换和矢量代数是本文中并联机构分析的理论工具。
The concept of quaternion and its operation rules were introduced first, then formulae for space resection based on unit quaternion were deduced.
介绍四元数的概念及运算性质，提出基于单位四元数的空间后方交会解算方法并给出计算公式。
Through the comparing experimentations using the actual datum of aerial photography, we prove that the bundle block adjustment based the theory of unit quaternion is a feasible method.
同时，通过对实际航摄数据的区域网平差试验证明了基于单位四元数理论的光线束法区域网平差方法的可行性。

单位四元数
The paper reasons the dynamic equation and the kinematic equation of the attitude based on the unit quaternion by means of the description of the attitude parameter.
通过对飞行器姿态的参数化描述方法的研究，得出了基于单位四元数的飞行器姿态动力学方程和运动学方程。