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ID:37346102
大小:4.25 MB
页数:115页
时间:2019-05-22
《基于GIS的矿床空间定位预测研究——以铜陵凤凰山矿田为例》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、中南大学博士学位论文基于GIS的矿床空间定位预测研究——以铜陵凤凰山矿田为例姓名:杨中宝申请学位级别:博士专业:矿产普查与勘探指导教师:彭省临20040401中南大学博士学位论文概述ABSTRACTWiththedemandformineralres01.1Fcesbeingintensive,therearemanydifficultiesandchallengefacedresearchonorebodyspatiallocationprognosisGeographicInformationSystemtechnologyiswideapplie
2、d,getalongwithstandardizationandinstitutionalizationofmineralresourcesprognosisandwithincreasingingeo-data,totheorebodylocationprognosisresearch.TheGIStechnologyisappliedbasedonspatialfeatureofminerogenicinformationtoinformationanalysisandorebodylocationprognosisinthisarticle,wh
3、ichisorganizedaccordingtOmodeof‘structureanalyzingofspatialinformation--constructionofspatialdatabase--spatialdataanalysis--orebodyspatiallocationprognosis’LotsofworkarecarriedoutonminerogenicinformationstudyingofFenghuangshanorefieldThemaincontentsinvolvedinthepaperareasfollows
4、:(1)TheconjointtheoreticalbasisofthespatialinformationscienceandmineralprognosistheoryisexpandedInthefirstplace-theminerogenicinformationhavefeaturesofinformationsuchasmultiplicityandcomplexity,andthen,virtualrealitytechnologyismadeagoodtechsupportformetallogenicprognosisvisuali
5、zation(2)AccordingtocharacterofGISspatialdatabase,thespatialdatabaseisunboundtWOparts--attributivedatabaseandgraphicdatabase.BringforwardanewwayofcommunicationlinkagebetweenthetwopartsandconstructingspatialdatabaselinkagemanagingsystembasedonG1S.(3)Spatialanalyzingoftheminerogen
6、icspatialinformationinfenghuangshanorefieldarecarriedoutafterreviewingandsummarizingthespatialanalysistrendandtraditionalstatisticalanalysismethods.(4)Basingoncomprehensivegeologicprospectingmodelandspatialinformationmodelandgeologicalvariablevectorweights,thecomprehensivespatia
7、linformationgeologicprospectingmodeloffenghuangshanorefieldisrecognizedautomaticallybycomputer.(5)AccordingtothepredictionresultofVariableStructureNeuralNetMode,metallogenicpredictioncellsinfenghuangshanorefieldaredivided,aftersummarizingthematellogeniclawsoftheorefield,asfollow
8、s:fenghuangshancell,qingshuitangcell,xianrencho
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