dead reckoning
英 [ded ˈrekənɪŋ]
美 [ded ˈrekənɪŋ]
推算定位；航位推测法
英英释义
noun
- navigation without the aid of celestial observations
- an estimate based on little or no information
双语例句
- Theorize the model of kinematics and dynamics for tricycle platform. The topological map localization technology based on RFID landmark in the structured environment is studied, and the dead reckoning principles is formulated.
针对采用的三轮结构机械本体，建立了机器人运动学模型和动力学模型，论述了结构化环境中基于RFID路标的拓扑地图定位导航技术，对航位推算法原理进行了理论推导。 - Homing experiment system was constructed and moving track of robot was recorded by dead reckoning method. To improve the positioning accuracy, the robot tracked skid was compensated and azimuth error was corrected using angle estimation based on panoramic vision.
构建了完整的实验系统，采用推算式定位方法记录机器人在实验过程中的轨迹，对履带打滑进行补偿，利用全景视觉校正机器人的方位角，提高推算式定位方法的精度。 - This paper addressed an approach of low cost pedestrian dead reckoning by using different idea from traditional dead reckoning.
针对步行者的运动特点，采用和传统航位推算不同的思路，提出低成本步行者航位推算方案。 - Predictable method of investment of development project have been put foreword, dead reckoning models of decision cost of development project and duration expensive have been built.
提出开发规划方案投资估算方法，同时建立了决策成本和期间费用预测模型。 - Pose tracking based dead reckoning and global localization based landmark recognization were designed for self-localization, location mechanism was designed integrating the two methods.
本文设计了基于航位推算法的位姿跟踪和基于路标识别的全局定位2种自定位方法，并结合这2种方法设计了行走中的定位机制。 - It analyses disadvantages existing in previous simulation protocols, then gives data filtering technologies in general distributed simulation systems including Dead Reckoning, data bundling and data compression.
论文分析了早期分布式仿真协议中存在的缺点，介绍了一般分布式仿真系统中的数据过滤技术，包括DR技术，数据打包技术和数据压缩技术； - Research for the way of dead reckoning on the wind condition
风中航迹推算方法的探讨 - Research on a method for dead reckoning parameter estimation in pedestrian navigation system
行人导航系统中航迹推算参数估计方法的研究 - By a simple data filtration mechanism and classified data distribution method, and considering the Dead Reckoning algorithm, the real-time performance and the reliability were improved.
采用一种简单的数据过滤机制和分类别的数据分发方法，并结合推算定位方法，提高了系统的实时性和可靠性。 - During the design of algorithm, we advised to increase the GPS 'output rate by dead reckoning so as to decrease the filtering period, and corrected the quaternion at the initial phase of filter. These methods can improve the quickness and accuracy of alignment efficiently.
在算法设计时，文中提出了采用航位推算法提高GPS系统的信号输出频率、进而减小滤波周期，以及在滤波初始阶段修正四元数等方法，有效地提高了对准的速度和精度。