Supported by the National Natural Science Foundation of China under Grant No.90612013(国家自然科学基金);the National High-Tech Research and Development Plan of China under Grant No.2006AA01Z304(国家高技术研究发展计划(863));the Program for New Century Excellent Talents in University of China under Grant No.NCET-04-0110(新世纪优秀人才支持计划);the Beijing Natural Science Found under Grant No.4062024(北京市自然科学基金)
首先从视频传感器节点方向性感知特性出发,设计了一种方向可调感知模型,并以此为基础对有向传感器网络覆盖增强问题进行分析与定义;其次,提出了一种基于虚拟势场的有向传感器网络覆盖增强算法PFCEA(potential field based coverage-enha...