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- quaternion error equations 四元数误差方程
- Based on the error equations of INS and ESGM，a Kalman filter of INS/ESGM integrated system during navigation task is designed in this paper. 本文建立了INS和ESGM的误差方程，在此基础上，实现了INS/ESGM组合系统导航过程的卡尔曼滤波器设计。
- First, according to the tracking error dynamics and kinematics described by unit quaternion error and angular velocity error, a sliding mode controller is derived based on Lyapunov theory. 首先根据由误差四元数和误差角速度描述的跟踪误差动力学和运动学方程，设计了基于李亚普诺夫方法的滑模变结构控制律。
- The paper studied the relative error which appear because of abbreviation for the model of crane load sway, the relative error equations are obtained too. 研究了起重机载荷摆振模型在简化过程中所产生的相对误差，得到了相对误差公式。
- This thesis introduces basic principle and composition of GPS and INS,infers the system error equations, gets the error mode, studies application ofkalman filtering in the INS/GPS integrated navigation system mainly. 本文介绍了 GPS 和 INS 的基本原理和组成,建立了组合导航系统误差模型,推导了惯性导航系统误差方程,主要研究了 INS/GPS 组合导航中卡尔曼滤波技术的应用问题。
- According to the error equation of INS, the influence of gravity disturbance is analyzed. 由惯导系统的误差方程分析了扰动重力场的影响。
- The TDOA/AOA location algorithms based on the Chan's algorithm add an AOA error equation on the group of TDOA error equations in the Chan's algorithm and resolve these equations by the WLS method. 基于Chan算法的TDOA/AOA定位算法是在Chan算法的信号到达时间差(TDOA)误差方程组里加上一个信号到达角(AOA)误差方程,利用加权最小二乘法(WLS)求解。
- Deducing error equation that used vector rotating and transfer of axes theory,Measuring out measurement parameter error on different orthogonality by testing optical-electrical device. 提出误差推导的一种新方法,利用向量旋转及坐标系变换理论推导出误差公式。
- I could never do simultaneous equations. 我从来不会算联立方程式。
- He overlooked a spelling error on the first page. 他没有看出第一页中有个拼写错误。
- He learned technical skills by trial and error. 他通过不断摸索掌握技能。
- The letter was addressed in error. 那封信的地址写错了。
- The map is in error regarding the junction. 这张地图在这个交点上是绘制错了。
- The accident was caused by human error. 这宗事故是人为过失造成的。
- I sent the letter to my brother in error. 我错把信寄给我弟弟了。
- That error stemmed from carelessness. 那个错误是由于粗枝大叶而造成的。
- The editor over looked a print error. 这位编辑漏掉了一个印刷错误。
- Builds a matrix from a quaternion. 使用一个四元数生成一个矩阵。
- Creates the norm of a quaternion. 创建四元数的模方。
- Calculates the exponential of a quaternion. 计算四元数的幂。
