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ID:4245891
大小:1.78 MB
页数:62页
时间:2017-11-30
《基于voronoi图的机器人局部路径规划》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、南京理工大学硕士学位论文基于Voronoi图的机器人局部路径规划姓名:赵永利申请学位级别:硕士专业:模式识别与智能系统指导教师:陆建峰20060601硕士论文基予Voronoi黼韵机嚣几局部路径规划撼要路径攫剡最搬嚣A学酌一个夔要漾遂,目翁豹钎究主嚣分为全黼路径规矧鞫局部路径翅划。传统於基于Voronoi鬻熊路径烧划主瑟搿予全强落径觌期,它懑予熬子构囊空翔几辩鞫遣的方法。本文主要研究了藻于Voronoi黼鲢餍帮嫱镬禳划,它铡用赞感器的信息,采用增攫式构造地网的方法,使之遁用于周部路径规划。垫子俦感爨兹鼹径蠼划方法中,旱斓搿究较多辫是被称露襄发式熬蔑鲻方法,且
2、弱鞭予平瓣的情况下。然丽,~宜以来入们都不糍诞萌这蝗方法一定眺正确的发现路径,箕完备灌无法勰决。丽本文所研究勰算法聚掰广义Vomnoi霸(GVD),杭嚣人酋先到达GVD韵一个等蹉边,竣整跟艨这袋边壹捌到达GVD翡~个节点,然蜃分裂遍历经过这个节点舱边。当所肖节点都没霄衷避历瓣方向埘,算法皱繁。这拿终索条传捷褥本文溺方法不黼予传统∞纂于抟港器豹潞镊蕊划方法之赶在予:它赔究备的。此矫,本文的增餐式构造方法扩展到用于兰维空问,此时地酗的麓本构成为三缭空阕,≯的j“义Voronoi圈(GVG)。三雏空闯不嗣予^l{曼藤,由于不适邋鼹GVG的存在,它的麓杂性大丈增蕊。
3、为托采愆离盼广义Voronoi瀚(HOVG)中鹃鬻阶GVG选以解决连邂性阉题。文中绘爨了榻应的实验结聚。关键词:Voz·onoi胬,局部路径斌划,增徽式构遗基乎Voronoi图静机器人局部路托规划AbstractPathplanningisoneofimportanttopicsinrobotics,whichcallbeclassifiedintoglobalandlocalpathplanning.Thetraditionalpathplanningbased011Voronoidiagramisusedforglobalpathplmnning.whi
4、chbelongstogeometricme*hodbasedoncolRigumtion@ace.抽thispaper,localpathplarmingbasedonVoronoidigramisstudied,whichadoptsSensor—basedinformationtobuildmapincrementallysoastobeapplicabletolocalpathplanning.MuchCUlTentworkinsensor-basedplalmingisheuristicandappliestotwo.dimensionajspac
5、es.Noneofthesemethodspossessesproofsofcorrectnessguaranteeingthaiapathclililbefmmd,sotheircompletenesscall’tbewellsolved.Thealgofithradescl{bedinthispaperusesgeneralizedVoronoidiagrmn∞V磷.Filsdy,therobotaccessestoanequidistantedgeintheGVD.andthentracestheedgeuntilAreachesanodeintheG
6、VD,atwhichpointitbranchestoexplorealledgesemanatingfromthatnode.Whenallnodeshavenounexploreddirections.thealgorifllmends.Thiste㈣inationpropertydifferentiatesthisalgorittnnfromotherlocalpafllplanningtechniques:itiscompleteTheincmmentMconstructionprocedureinthispapercallbeextendedint
7、othree.dimensionalspaces,andthebasecomponentofthemapsystemisgeneralizedVoronoigraph(GVG)inthreetdimensional,Thesituationinthree-dimensioIzaIspacesismolecomplexthantwo—dimensionalbecauseoftheexistingofdisconnectedGVGHi曲orderGVGedgesinHigh。rd“GeneralizedVoronoiGraphfHGV(的areintroduce
8、dtosolvethisproblemCorresp
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