dead reckoning

英 [ded ˈrekənɪŋ]

美 [ded ˈrekənɪŋ]

推算定位；航位推测法

计算机

英英释义

noun

• navigation without the aid of celestial observations
• an estimate based on little or no information
  Synonym:guessguessworkguessingshot

双语例句

• Dead reckoning of cars is widely used in positioning with speed sensor and gyroscope when the GPS signal is obstructed.
  利用车速传感器和压电陀螺仪进行汽车的航位推算，成功解决由于GPS信号被遮挡不能定位的情形。
• On Error Compensation Technology for Vehicular Dead Reckoning ( DR) System
  车载航位推算系统误差补偿技术研究
• In this paper the characteristic and construction of DIS for a weapon system are studied, and dead reckoning ( DR) and virtual reality ( VR) technologies are applied to an anti-ship missile weapon system design and simulation.
  分析了DIS系统的特点，建立了某反舰导弹武器系统DIS体系结构，并应用DR、VR技术对武器系统进行计算和仿真。
• I had to rely completely on dead reckoning.
  我只得全凭自己的测算行事。
• Self-positioning of robot based on dead reckoning and ultrasonic data fusion Research and Application of DR Algorithm in Heading-off Strategy
  基于推算定位和超声波定位融合的机器人自主定位技术推算定位算法在拦截策略中的研究与应用
• 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 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
• Dead reckoning uses an accurate history of a vessel's headings and speeds drawn from gyroscopes and from computerized measurements of the craft's acceleration. Method of Speed Trial and Automatic Date Processing and Analysis with Computer for Transport Ships with Full-Scale
  航迹是从陀螺仪得到航向，从计算机化量测船的加速度得到速率，将整个精确历程绘制而成。实船航速试验方法及数据分析计算机自动化
• 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。
• Dead reckoning error equation and vehicle dynamic model error equation is established.
  建立了航位推算误差方程和车辆动态模型误差方程。