2023年8月第19卷第3期系统仿真技术SystemSimulationTechnologyAug.,2023Vol.19,No.3基于时序感知优化机制的无线传感网数据投递算法杨巧曼(陕西交通职业技术学院通识教育学院,陕西西安710018)摘要:为解决无线传感网数据投递算法存在的链路选取质量不高,且节点重投递现象严重,容易降低网络传输质量等不足,本研究提出一种基于时序感知优化机制的无线传感网数据投递算法。首先,算法通过感知节点接近状态的时序情形,设计了基于时序效应的链路筛选方法,通过优选中继节点的方式提升链路投递率,以降低网络链路丢包概率,进而增强数据传输质量。随后,算法通过自感知方式获取节点转发数据,设计了基于投递优选的拥塞控制方法,以提高多跳链路的稳健性,降低节点碰撞效应带来的拥塞现象,进而改善网络数据投递质量。仿真实验结果表明,本研究算法与当前无线传感网中常用的虫洞-路径投递算法和神经卷积深度投递算法相比,能够显著降低网络平均投递时延,且网络累计拥塞频次较低,网络数据投递成功率较高,具有较高的实际部署价值。关键词:时序感知;丢包;投递优选;碰撞效应DataDeliveryAlgorithmforWirelessSensorNetworksBasedonTimingAwarenessOptimizationMechanismYANGQiaoman(CollegeofGeneraleducation,ShaanxiCollegeofCommunicationsTechnology,Xi’an710018,China)Abstract:Inordertosolvetheproblemsofthewirelesssensornetworkdatadeliveryalgorithm,suchasthelowqualityoflinkselection,theseriousphenomenonofnodere-delivery,andeasytoreducethequalityofnetworktransmission,thispaperproposesawirelesssensornetworkdatadeliveryalgorithmbasedonthetimingawarenessoptimizationmechanism.Firstofall,thealgorithmdesignsalinkscreeningmethodbasedonthetimingeffectbysensingthetimingsituationofthenodeapproachingthestate,andimprovesthelinkdeliveryratebyoptimizingtherelaynode,soastoreducethepacketlossprobabilityofthenetworklink,andthenenhancethedatatransmissionquality.Subsequently,thealgorithmobtainsnodeforwardingdatathroughself-sensing,anddesignsacongestioncontrolmethodbasedondeliveryoptimization,whichimprovestherobustnessofmulti-hoplinks,reducescongestioncausedbynodecollision,andimprovesthequalityofnetworkdatadelivery.Thesimulationresultsshowthatthealgorithm...