28366.基于素描l系統(tǒng)的植物生長模型研究

1、哈爾濱理工大學(xué)碩士學(xué)位論文基于素描L系統(tǒng)的植物生長模型研究姓名：蔣麗濤申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：孫博文20090301哈爾濱理T人學(xué)T學(xué)傾I。學(xué)位論義ResearchonPlantGrowthModelBasedontheCombinationofLsystemandSketchAbstractFractaltheoryisanewsubjectdevelopedinthepastfewyears，whichcan

2、describetheroughandirregulargeometricobjectsinthenatureorinnonlinearsystemTheplant，asthemostimportantcomponentofthenaturecloselvrelatestohuman’SsurvivalanddevelopmentAlthoughtheshapesofplantthathasvariousspeciesarediffer

3、ent，theyhavethecommoncharacteristicsofselfsimilarityandselfreproductionTheintroductiontofractaltheoryopensupanewwayforcomputersimulationofplantsWiththedevelopmentoffractaltheory，plantsimulationbasedonfractalhasbecomeanim

4、portantsubjectinthefieldofcomputersimulationAtpresent，therearefourmainmethodsforplantsimulationbasedonfractaltheory，suchasmodelingmethodsbasedonfractalgeometry，referenceaxistechnique，sketchandimageLsystemthatisskilledinr

5、epresentingplantformandstructureISjustthekeyamongmanyresearchmethodsinthisfieldItwasputforwardin1968byLindenmayerstudiedtheevolutionandstructureasamethodofdescribingplantswhenheofplantmorphologyOriginally，itonlyemphasize

6、dplanttopology，thatis，theneighborhoodrelationsbetweenplantmodulesSubsequently，somegeometricinterpretationswereintroducedintothedescriptionprocess，whichformedLsystemIn1984，Smithfirstappliedittocomputergraphicsforcreatingp

7、lants，andthusbecameaneffectivewaytosimulateplantsThedissertationdoesmuchresearchonthedefiniteLsystem，stochasticL。system，parametricL—systemandcontextsensitiveLsystemBasedonthetheoryofL。systemandintermsofthefeaturesofplant

8、structurethispapercomesupwithanewthinkingofimprovingthetraditionalL—systemalgorithmanddesignsamethodforplantmodelingbasedonsketch，inordertoachievetheunityofformoftrunkandlateralbranch，andthencombinestheimprovedLsystemand