26751.快速制圖中載負(fù)量調(diào)整的選取模型研究

1、山東農(nóng)業(yè)大學(xué)碩士學(xué)位論文快速制圖中載負(fù)量調(diào)整的選取模型研究姓名：郭邦梅申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：地圖制圖學(xué)與地理信息工程指導(dǎo)教師：趙榮；梁勇20110612快速制圖中載負(fù)量調(diào)整的選取模型研究2AbstractHowtogeneratethevarietyofmultiplesmallscalemapsfromthelargescalemapsquicklyautomaticallytosatisfydifferentneedshasbee

2、nahotresearchpointinnowadaysmappingtheiesapplications.Themathematicalresearchaboutthetranslationfromlargescalemapstosmallscalemapshasimprovedalot.Humancomputerinteractiveoperationisoneoftheseachievements.Howeverthecomple

3、teautomationprogramfrapidmappingofsmallscaleisstillnotaccessible.Therapidmappingtechnologycurrentlydistributesmeconsiderationsonparticulargeographicalfactsratherthantherelationshipamongtheelements.Basedonthisconsideratio

4、nitleadsthispapertothemethodofmaploadingadjustmentfromsmallscalemapstosmallerscalemaps.Aspartofthenational863projectthemathematicalresearchislaunchedbyusingresidentialpointsroadswatersystemsasexamples.Themaincontentsofre

5、search:(1)TheestablishmentofresidentialpointgroupionmodelconsideringroadsastheaffectfactThepaperintroducedaresidentialpointgroupionmodelmaderoadastheconsideration.Thebuiltofthemodelwasbasedonthebasictheiesprinciplesoffea

6、turesion.Alsoitwasenlightenedbytheanalysisoftheadvantagesdisadvantagesofthepreviouspointingmodels.Residentialgroups’distributepatterndistributedensitytherelationshipbetweenroadthepointswereconsideredduringthebuiltofthemo

7、del.DistancetransfmalgithmwasusedtogenerateobstacleVonoidiagrambywhichtheimptantpointsontheconvexhullofpointgroupcouldbeaccessible.Asamatterofthatthefeaturesoftheshapestructureofresidentialgroupwillbemaintained.Theautoma

8、ticclusteringofpointlikeentitiesisimplemented.Theionofthedensityoflocalpointgroupisachievedthoughzoningbydensityofpointgroup.(2)TheestablishmentofroadwkionmodelbasedonmeshAsdoingtheroadwkingresearchtheexistingmethodology