Monocular Vision-Based Distributed Node Localization for Wireless Multimedia Sensor Networks

被引:0
作者
Zhang Bo [1 ]
Liu Jiwei [1 ]
Luo Haiyong [2 ]
机构
[1] Univ Sci & Technol Beijing, Sch Informat Engn, Beijing 100083, Peoples R China
[2] Chinese Acad Sci, Pervasive Comp Res Ctr, Inst Comp Technol, Beijing 100864, Peoples R China
来源
PROCEEDINGS OF THE 2009 2ND INTERNATIONAL CONGRESS ON IMAGE AND SIGNAL PROCESSING, VOLS 1-9 | 2009年
基金
中国国家自然科学基金; 国家高技术研究发展计划(863计划);
关键词
Wireless Multimedia Sensor Networks; Monocular Vision; Node Localization; Distributed Localization;
D O I
暂无
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
In this article, the theory of computer vision was applied to the issue of node localization in wireless multimedia sensor networks, and a new distributed locating algorithm based monocular vision was proposed. Based on directional sensing model of the camera and the pinhole imaging model sensor node was located on a two-dimension plane, using simple geometric transformations of monocular machine vision with the third-dimensional information-the height of node, and the orientation of unknown node was determined using the inter-observation information between nodes. Then, the collaboration mechanism among multi-node was discussed. Finally, the simulation and analysis results verified the high accuracy and strong robust of the algorithm.
引用
收藏
页码:2415 / 2419
页数:5
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