计算机辅助地理决策系统.

1、GeospatialDataGISToolboxPhysicalProcessModelsHumanProcessModelsDecision-MakingModelsRule-BasedModelsUserUser InterfaceDatabaseSpatialModelsGIS ToolsjijjiCMP位于地点位于地点j j 某种活动的规模某种活动的规模从地点从地点i i 到到地点地点j j 的距离的距离, 或或旅行的时间旅行的时间, 或旅行的费用或旅行的费用地点地点i i 的通达性的通达性UserUser InterfaceDatabaseExpertSystemGIS ToolsE

2、xpertise(Explanations & conclusions)Expert SystemKnowledge BaseInference EngineHuman ExpertUserKnowledge EngineeringFactsProblem DomainUser InterfaceQuery Processing SubsystemModelling SubsystemKnowledge AcquisitionUser-assisted ModellingAutomatic ModellingProblem ProcessorKnowledge BaseFigure 6.3 A

3、rchitecture for KBSDSS systems QueryResult DisplayHelpUtility Program Knowledge ModuleModel Knowledge ModuleDomain Knowledge ModuleProcess Knowledge ModuleMeta-data Knowledge ModuleInterface to the Back-End Subsystem Back-End SubsystemExpert System(Rule Bases)GIS(Database + GIS AnalysisFunctions)Ana

4、lytical Procedures and Utility Programs Expert System EnvironmentSites for Housing DevelopmentProximity to LakesLakesProximity to RoadsRoadsSlopeElevationAspectNAMESites for Housing DevelopmentTYPEvaluePREDECESSORSProximity to Lakes, Proximity to Roads, Slope, AspectSUCCESSORSnilFUNCTIONAL_MODELSuit

5、abilityForHousingGIS_MODELoverlayASSOCIATED_DATAnil HARDYCLIPSARC/INFOGraphical User InterfaceQuery Processing SubsystemModelling SubsystemKnowledge BaseDomain knowledge base moduleTools knowledge base moduleMetadata know-ledge base moduleProcess knowledge base moduleProblem ProcessorRule-based Mode

6、lsData BaseGIS, Analytical Models and Utility ProgramsControl flowData or knowledge flowUserLand Capability for ForestryPhysical Land Suitability for ForestrySites of Special Scientific InterestProximity to SSSI AreasLand Capability for AgricultureProximity to RoadsAltitudePotential Sites for Affore

7、stationRoadsUserUser InterfaceDatabaseMulti-CriteriaModelsGIS ToolsIdentify an optimal siteSlopeAspectTransportLand usePriceSite 1Site 2Site 3UserUser InterfaceDatabaseMulti-ObjectiveOptimisation ModelsGIS ToolsDefineProblem Create aRandomPopulationEvaluateFitness ofIndividualsSelectIndividualsfor M

8、ating MateIndividualsto ProduceOffspring viaCrossoverMutateIndividualsto ProduceOffspringStopConver-gence?Insert Offspring into PopulationNoNoYesYesnn-165412n6341235n-1123456n123456n - 1n201634289ChromosomesGENE 2UMA#: 2Assigned Land use: PastureLand suitability: pastureClass 1 sugarcaneClass 2 GENE

9、 n-1UMA#: n-1Assigned Land use: SugarcaneLand suitability: pastureClass 3 sugarcaneClass 4 GenesLand use patternsn-1Create a set of land useplans by randomlyassigning land usesto land parcels Evaluate each land useplan by calculating thenet present value (NPV)Select the land use plans with the highe

10、stNPVs Randomly select subsets of land parcels from theselected land use plansForm a new set of landuse plans from thesesubsetsGoodenoughStopNoYesNPV = $66,575,596NPV = $67,296,272NPV = $67,323,920Server MachineClient MachineWeb BrowserHTML/Java AppletsJava Web ServerRule-Based System(JESS)Map Image

11、InternetJava ServletsMulti-Criteria Analysis Tool(JavaAHP)Internet MappingTool (WebMap)HTMLRuleBase(HTML Hypertext Markup Language)GISDatabaseGIS(ArcView)Server MachineClient MachineWeb BrowserHTML/Java AppletsJava Web ServerRule-Based System(JESS)Map ImageInternetJava ServletsMulti-Criteria Analysi

12、s Tool(JavaAHP)Internet MappingTool (WebMap)HTMLRuleBase(HTML Hypertext Markup Language)GISDatabaseGIS(ArcView)Internet MappingTool (WebMap) map generation map browsing spatial query classification operationsServer MachineClient MachineWeb BrowserHTML/Java AppletsJava Web ServerRule-Based System(JES

13、S)Map ImageInternetJava ServletsMulti-Criteria Analysis Tool(JavaAHP)Internet MappingTool (WebMap)HTMLRuleBase(HTML Hypertext Markup Language)GISDatabaseGIS(ArcView)Rule-Based System(JESS) Deliver the Central Highlands Regional Vegetation StrategyServer MachineClient MachineWeb BrowserHTML/Java Appl

14、etsJava Web ServerRule-Based System(JESS)Map ImageInternetJava ServletsMulti-Criteria Analysis Tool(JavaAHP)Internet MappingTool (WebMap)HTMLRuleBase(HTML Hypertext Markup Language)GISDatabaseGIS(ArcView)RuleBase Regional Vegetation Strategy as rules Basic features of each vegetation communityServer MachineClient MachineWeb BrowserHTML/Java AppletsJava Web ServerRule-Based System(JESS)Map ImageInternetJava ServletsMulti-Criteria Analysis Tool(JavaAHP)Interne