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

• Taking into account the complex working environment: uneven physiognomy of deep-sea, wheel's skid, low surrounding visibility and so on, I bring forward the dead reckoning based on the driven wheel.
  考虑到深海地貌崎岖不平、车轮打滑、周围能见度低等复杂的工作环境，提出了一种基于从动轮的航位推算定位。
• 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。
• Dead Reckoning ( DR) algorithm is an important technique which is widely used in distributed interactive simulation.
  DR算法是分布交互仿真中的一种被普遍采用的重要技术。
• Through combining dead reckoning, GPS positioning information and Map-Matching algorithm, this paper represents an algorithm to correct sensors parameters in In-Vehicle Navigation System.
  针对车载组合导航信息融合的高精度、高可靠性等要求，提出了一种组合导航的自适应集中滤波算法。
• 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；
• Application of Magnetic Sensor to Dead Reckoning for Vehicle
  磁阻传感器在车辆航位推算系统中的应用研究
• Study on Positioning System of Deep-sea Mining Vehicle Based on Dead Reckoning
  基于航位推算的深海采矿车定位系统研究
• 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。
• 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。