针对多对一的无线传感器网络"热点"问题,提出了一种基于多准则决策方法的不等簇数据收集算法(unequal clustering data gathering algorithm based on multiple criteria decision,UCDGAMCD).采用直觉模糊层次分析法和层次模...针对多对一的无线传感器网络"热点"问题,提出了一种基于多准则决策方法的不等簇数据收集算法(unequal clustering data gathering algorithm based on multiple criteria decision,UCDGAMCD).采用直觉模糊层次分析法和层次模糊积分的多准则决策方法来竞选簇首,提出了一个新的簇首竞争半径,使其能够适应节点能量异构及节点非均匀分布的网络环境.根据邻居簇首的剩余能量和传输能耗,提出了簇首间按比例分配传输数据的路由方式,使其能量消耗更加均衡.仿真结果表明UCDGAMCD在节点均匀和非均匀分布的两种实验场景中都获得了较长的网络寿命.展开更多
Locating the mineral processing plant near a mine is the most important parameter that affects the whole process.Many factors,and their preferences,should be considered in this stage.The factors include economical,geo...Locating the mineral processing plant near a mine is the most important parameter that affects the whole process.Many factors,and their preferences,should be considered in this stage.The factors include economical,geological,technical,environmental and tectonic parameters.A multi-criteria decision making method is necessary to rank the alternatives.In this paper we describe how plant location is selected by using the Analytic Hierarchy Process(AHP).This method,with eight criteria,was used to select a location for the mineral processing plant at the Sangan iron ore mine(phase 1).Three alternatives for the processing plant were evaluated.The main criteria were distance from the mine,access to heavy machinery transport,the amount of excavation required for grading,bed mixture capacity,belt conveyor length,distance from the tailing dam,distance from the waste dumps and surface water diversion requirements.Finally,the alternatives were ranked and the best location was proposed.展开更多
文摘针对多对一的无线传感器网络"热点"问题,提出了一种基于多准则决策方法的不等簇数据收集算法(unequal clustering data gathering algorithm based on multiple criteria decision,UCDGAMCD).采用直觉模糊层次分析法和层次模糊积分的多准则决策方法来竞选簇首,提出了一个新的簇首竞争半径,使其能够适应节点能量异构及节点非均匀分布的网络环境.根据邻居簇首的剩余能量和传输能耗,提出了簇首间按比例分配传输数据的路由方式,使其能量消耗更加均衡.仿真结果表明UCDGAMCD在节点均匀和非均匀分布的两种实验场景中都获得了较长的网络寿命.
文摘Locating the mineral processing plant near a mine is the most important parameter that affects the whole process.Many factors,and their preferences,should be considered in this stage.The factors include economical,geological,technical,environmental and tectonic parameters.A multi-criteria decision making method is necessary to rank the alternatives.In this paper we describe how plant location is selected by using the Analytic Hierarchy Process(AHP).This method,with eight criteria,was used to select a location for the mineral processing plant at the Sangan iron ore mine(phase 1).Three alternatives for the processing plant were evaluated.The main criteria were distance from the mine,access to heavy machinery transport,the amount of excavation required for grading,bed mixture capacity,belt conveyor length,distance from the tailing dam,distance from the waste dumps and surface water diversion requirements.Finally,the alternatives were ranked and the best location was proposed.
