计算机科学 ›› 2019, Vol. 46 ›› Issue (11A): 369-375.
蒋一波, 王伟, 何成龙
JIANG Yi-bo, WANG Wei, HE Cheng-long
摘要： 目标检测是无线传感器网络的一个重要应用。在目标检测过程中,用户在获取目标丰富的图像信息的基础上,对目标的路径覆盖情况更为关注。针对单目标在整个运动路径中均能被K级覆盖且传感器分布密度达到最小这一问题,首先结合有向感知模型和单目标位置数学预测模型,给出了传感器在理论上的最小分布密度,然后设计了单目标路径覆盖分区动态优化算法。该算法依据传感器自身与目标的距离,将整个监控区域中的传感器分为外部传感器、中部传感器和内部传感器,对每类传感器分别实施不同的旋转决策。仿真结果表明,提出的算法与现有的算法相比,有效地降低了监控区域中传感器的分布成本。
中图分类号:
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