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
- 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 - Research for the way of dead reckoning on the wind condition
风中航迹推算方法的探讨 - 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。 - 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。 - 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。 - 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 - Dead Reckoning Method and Error Analysis for Small UAVs
小型无人机航位推算定位算法研究与误差分析 - 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； - 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。