This thesis has studied the the main technologies of node localization in wireless sensor networks, mainly including physical measurement, geometrical restriction acquisition, node coordinate solution, and the analysis on model parameters and experimental result errors.
本文对无线传感器网络定位关键技术进行了深入研究,主要包括物理测量方法,几何约束关系获取,节点坐标求取,模型参数与仿真实验结果误差分析等内容。
参考来源 - 基于RSSI的无线传感器网络定位算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The key point of this method is that a simple formula has been derived for estimating step length. Therefore it is easy to find the unknown node coordinate from known one.
其关键点是导出了求估算步长的一个简单公式，从而很容易的由已知节点坐标求出到下一节点的坐标增量。
It is shown in this paper that the isoparametric coordinate transformation is independent of the lacotion of the additional nodes for straight-side eight-node modified isoparametric element.
本文证明了直边八节点修改等参元的等参坐标变换与单元附加节点的总体配置无关；
In the strength analysis of the pumping jack of a pumping unit, it is very difficult to determine the reference node position under global coordinate system.
在抽油机支架强度分析中， 在全局坐标系下确定主惯性平面方位的参考节点的位置非常困难。
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