【正文】 .................... 38 面向無線傳感器網(wǎng)絡(luò)節(jié)點(diǎn)定位的移動(dòng)信標(biāo)的路徑優(yōu)化 ................................ 38 基于圖論的信標(biāo)移動(dòng)路徑規(guī)劃方法 ...................................................... 39 面向傳感器網(wǎng)絡(luò)的移動(dòng)信標(biāo)路徑規(guī)劃的仿 真實(shí)現(xiàn) .............................. 40 本章小結(jié) ........................................................................................................... 42 第五章 基于移動(dòng)信標(biāo)優(yōu)化路徑定位算法的仿真實(shí)現(xiàn) ............................................ 43 仿真實(shí)驗(yàn)工具和實(shí)驗(yàn)方法簡(jiǎn)述 ........................................................................ 43 OMNeT++仿真實(shí)驗(yàn)平臺(tái)介紹 ................................................................ 43 定位算法性能評(píng)價(jià)指標(biāo) 及分析方法 ...................................................... 44 基于移動(dòng)信標(biāo)的傳感器網(wǎng)絡(luò)定位算法的設(shè)計(jì) ................................................ 45 無線傳感器網(wǎng)絡(luò)仿真程序模型及程序設(shè)計(jì) .......................................... 46 定位過程仿真程序設(shè)計(jì) .......................................................................... 51 基于移動(dòng)信標(biāo)優(yōu)化路徑的定位算法性能分析 ................................................ 52 本章小結(jié) ........................................................................................................... 55 結(jié)論與展望 .................................................................................................................. 56 參 考 文 獻(xiàn) ................................................................................................................ 57 攻讀學(xué)位期間發(fā)表的學(xué)術(shù)論文 .................................................................................. 60 攻讀學(xué)位期間參加的科研項(xiàng)目 .................................................................................. 61 獨(dú)創(chuàng)性聲明 .................................................................................................................. 62 致 謝 .......................................................................................................................... 63 CONTENTS VII CONTENTS ABSTRACT(Chinese)...................................................................................................I ABSTRACT(English) ................................................................................................ III CONTENTS(Chinese) ................................................................................................ V CONTENTS(English) ...............................................................................................VII Chapter 1 Introduction................................................................................................ 1 Research Background and Meaning of This Subject............................................ 1 Research Background and Meaning .......................................................... 1 Source of This Subject ............................................................................... 3 Domestic and Foreign Research Status ................................................................ 3 Main Content and Structure of This Subject ........................................................ 5 Chapter 2 Common Nodes Localization for Sensor Network.................................. 7 Localization Algorithm Base on Beacon .............................................................. 7 Realative work ........................................................................................... 7 Advantage of Localization Algorithm Base on Beacon....................... 9 Implement of Common Localization Ways ........................................................ 10 Maximum likelihood estimation .............................................................. 10 Trilateration Method Localization ........................................................... 11 Triangulation Method Localization.......................................................... 12 Common Nodes Localization Algorithm............................................................ 13 Common Rangebase Nodes Localization Algorithm ............................. 13 Common Rangefree Nodes Localization Algorithm .............................. 16 Summary of This Chapter................................................................................... 18 Chapter 3 Localization Algorithm based on Mobile Beacon ................................. 19 Improving DVHop Algorithm base on Mobile Beacon .................................... 19 DVHop Localization Algorithm.............................................................. 20 Nodes Localization Algorithm base on Mobile Beacon .......................... 23 Simulation Result ..................................................................................... 26 Improving DVHop Algorithm base on Mobile Beacon Dynamic Selection ..... 28 Analysis the Error Resource of DVHop Averager Hop Distance ........... 29 The Process of the Improving Localization Algorithm ........................... 31 Simulation Result ..................................................................................... 34 Summary of This Chapter................................................................................... 35 廣東工業(yè)大學(xué)碩士學(xué)位論文 VIII Chapter 4 Mobile Beacon Moving Path Optimization ........................................... 36 Analysis the Moving Model of Mobile Beacon ................................................. 36 RWP(Random Way Point) Moving Model .............................................. 36 GaussMarkov Moving Model................................................................. 37 Spire Moving Model ................................................................................ 38 Mobile Beacon Moving Path Optimization for WSNs....................................... 38 Mobile Beacon Path Planning base on Graph Theory ............................. 39 Simulation of the Mobile Beacon Path Planning ..................................... 40 Summary of This Chapter................................................................................... 42 Chapter 5