modelling processes and arcgis model builder notes/lecture5.pdf1 lecture five modelling processes...
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Lecture Five
ModellingModelling Processes and Processes and ArcGISArcGISModel BuilderModel Builder
Geographic Information Systems GEOG4340/GEOG5050 2010 winter
©Cheng. Q. , Earth and Space Science and Engineering, [email protected]
Link to the An overview of Model builderhttp://webhelp.esri.com/arcgisdesktop/9.2/index.cfm?TopicName=An_overview_of_ModelBuilder
Combine Vector Layers (Overlay Operation)
Layer
Operator
Operator
Layer A
Layer B
Layer C
Site for Wastewater Treatment Plant
Application and Vector-based Analysis
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Model of Processes
BufferRiver
Areas
Land
R_BufferOverlay Intersect
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Buffer150mPark
Res_BufSelected P
P_Buffer
Buffer 150mParcel
SelectResidential
OverlayUnion
Overlay Union
Res_Park
R_P_Flood
Flood_Z
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Link to the An overview of Model builderhttp://webhelp.esri.com/arcgisdesktop/9.2/index.cfm?TopicName=An_overview_of_ModelBuilder
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Modeling Process:tool, parameters (variables)
A Conceptual overview of a Model
An Example of a Model
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Model of Processes for finding Distance from rec. facilities
BufferRecreational Site
Distance toRec. Site
Rec. SiteBuffer
Reclassify
Model of Processes for finding Distance beyond existing schools
BufferSchools
Distance toSchool
SchoolBuffer
Reclassify
Model of Processes for finding Relative flat area
SlopeElevation
Slope Classes
Slope Map
Reclassify
Model of Processes for finding Suitable landuse type
LanduseMap
LanduseClassesReclassify
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Model of Processes for combining Diverse maps
Landuse
Suitability Map
Calculator
Slope
Dist. Rec. Site
Dist. School