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Coordinate Error Correction Method of Weighted Centroid Localization
Author(s): 
Pages: 147-149,200
Year: Issue:  23
Journal: Video Engineering

Keyword:  Internet of Thingsnode localizationimproved centroid algorithmweighting;
Abstract: 针对IoT中需求高精度节点定位的问题,提出了一种加权坐标误差修正的质心定位算法.首先对距离无关质心定位算法进行分析,然后使用RSSI测量标记节点与待定位节点的距离,并结合信号衰减度对坐标加权,最后对节点坐标误差修正,进一步精确节点坐标.实验仿真结果表明,提出的加权坐标误差修正方法相对于传统定位算法,有更强的抗干扰能力和鲁棒性.
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