| 无线传感器网络中基于移动锚节点的APIT的改进定位算法 |
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| 引用本文： | 冯秀芳,崔秀锋,祈会波.无线传感器网络中基于移动锚节点的APIT的改进定位算法[J].传感技术学报,2011,24(2):269-274. |
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| 作者姓名： | 冯秀芳 崔秀锋 祈会波 |
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| 作者单位： | 太原理工大学计算机科学与技术学院; |
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| 基金项目： | 国家自然科学基金(60873139)视觉听觉跨模态相干性协同算法分析; 山西省自然科学基金项目(2008011040)视觉听觉跨模态语义相干性算法研究; 山西省回国留学人员科研项目(2007-27)无线传感器网络中智能数据融合方法的研究 |
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| 摘 要： | 针对APIT定位算法定位误差大,覆盖率低等缺点,提出了一种基于移动锚节点的改进的定位算法.在网络中引入移动锚节点,通过移动覆盖算法尽量使节点均匀分布,并提出了一种基于异构传感器网络的最佳节点数量的计算方法,另外引入了RSSI量化模型对APIT算法进行修正,解决了用APIT算法不能进行定位的问题.仿真结果表明,其与传统方...
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| 关 键 词： | 无线传感器网络 节点定位 APIT算法 移动锚节点 |
A Modified Localization Algorithm of APIT Based on Mobile Anchor Node for Wireless Sensor Network |
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| FENG Xiufang,CUI Xiufeng,QI Huibo.A Modified Localization Algorithm of APIT Based on Mobile Anchor Node for Wireless Sensor Network[J].Journal of Transduction Technology,2011,24(2):269-274. |
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| Authors: | FENG Xiufang CUI Xiufeng QI Huibo |
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| Affiliation: | FENG Xiufang,CUI Xiufeng,QI Huibo(School of Computer Science and Technology,Taiyuan University of Technology,Taiyuan 030024,China) |
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| Abstract: | To overcome current APIT localization algorithm disadvantage of low localization accuracy and low coverage rate,this paper proposed an improved mobile anchor node-based APIT localization algorithm.Firstly,we introduced some mobile anchor nodes into the sensor network,combined with mobile coverage algorithm to make the nodes distributed as evenly as possible.Secondly,produced a optimal nodes number calculation method based on heterogeneous sensor network.Finally,improved APIT algorithm by combined with RSSI ... |
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| Keywords: | wireless sensor network node localization APIT algorithm mobile anchor |
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