卫星定位值间的内插最初用的是推算航行法。
Interpolation between satellite positions was initially carried out by dead - reckoning procedures.
提出了一种基于直线和单特征点的视觉推算定位方法。
A new visual dead reckoning positioning method is presented for mobile robot, which is based on lines and single feature points.
将GPS定位技术和航位推算（DR）技术结合起来，可以很好地解决这一问题。
This problem can be solved by the combination of GPS positioning technology and DR technology.
利用GPS模块提供的位置数据进行定位，利用DR模块在失去GPS信号的情况下进行航位推算，从而实时的地为用户提供位置信息。
Using GPS module to get the data of position and using DR device to aid GPS module, the system can provide the users with the real-time location information.
讨论了GPS和航位推算系统两种定位技术，给出了基于这两种定位技术的车辆定位系统的硬件构成。
Two kinds of position technologies such as GPS and dead reckoning system are discussed, The hardware frame of vehicle position system based on two position technologies is proposed.
提出了基于多真实度等级的分布式虚拟战场环境推算定位技术。
It is well known that dead-reckon is a key technology for Distributed Virtual Environments' scalability.
针对深海地形崎岖不平、车轮打滑、周围能见度低等复杂的工作环境，本文提出了一种基于从动轮的航位推算定位方法。
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.
基于ICCP算法的重力匹配定位可以用于限制推算定位随航行时间增长的位置误差。
The gravity localization based on the ICCP algorithm and its generalization can be used to bind the position errors inherent in dead-rocking navigation, which increase with time.
为了实现管道机器人在工作时对自身位置的全程定位，提出了一种基于光纤光栅空间曲率传感器全程定位的递推算法。
A recurrence algorithm based on fiber Bragg grating curvature spatial sensor for total distance positioning of in-pipe robot was presented.
为了实现管道机器人在工作时对自身位置的全程定位，提出了一种基于光纤光栅空间曲率传感器全程定位的递推算法。
A recurrence algorithm based on fiber Bragg grating curvature spatial sensor for total distance positioning of in-pipe robot was presented.
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