...LONASS/BDS 三系统；组合定位；加权最小二乘；验后方差估计 [gap=1193]Key words： GPS/GLONASS/BDS；integrated positioning；weighted least -square；posterior variance ...
基于436个网页-相关网页
Furthermore, the algorithm for integrated location and the supporting number identify is designed. Finally, some tests in the locale field were been done.
此外，还设计了杆位判别算法和组合定位算法，对本系统进行了现场试验，并在对试验数据进行误差分析的基础上，对系统做了进一步优化。
参考来源 - 基于GPS的接触网检测车杆位组合测试系统研究Using the combination of some constellations, the multimode navigation receiver can receive the signals of some kind of satellite system. This combined positioning technology advances the reliability of the system, and the precision for positioning and time service.
多模导航接收机接收多个卫星系统的信号,采用多星座卫星组合定位技术,提高了系统的可靠性和定位、授时精度,减少了对单一导航系统的依赖性。
参考来源 - BD/GLONASS卫星接收机基带处理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
更换组合，将组合定位于灯的外壳并顺时钟旋转锁杆1/8圈以固定。
Replace by seating the assembly in the lamp housing and turning the lock ring 1/8 turn clockwise to secure.
对组合定位中定位误差的分析和计算是夹具精度分析中的一项重要内容。
Analyzing and calculating location error is an important content of the fixture accuracy analysis.
融合GPS、DR和MM信息有利于提高定位系统的精度、可靠性和适应性，是组合定位技术的关键。
Fusing the Information of GPS, DR and MM can improve the positioning accuracy, reliability, and applicability of positioning system, which is a key technique in multi-sensors positioning system.
应用推荐