learning arcgis. setting up your project what format – files, geodatabasewhat format – files,...
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Learning ArcGISLearning ArcGIS
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Setting up your projectSetting up your project
• What format – files, geodatabaseWhat format – files, geodatabase• Naming conventionsNaming conventions• Data DictionaryData Dictionary• Projection – spatial referenceProjection – spatial reference• ScaleScale• metadatametadata
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DataData
• Used to be the Most Costly (time and money) part of a Used to be the Most Costly (time and money) part of a GISGIS
• Internet has made a differenceInternet has made a difference• Many sitesMany sites• Many formatsMany formats• Many things to considerMany things to consider
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Data ManagementData Management
ArcGISArcGISApplicationsApplications
GeodatabasesGeodatabases
ArcSDEArcSDE
FilesFilesShp, Cov, ImageShp, Cov, Image
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Simple Projects using file folders Simple Projects using file folders
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Object ModelObject Model
Geodatabase Diagram
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Geodatabase ModelGeodatabase Model
FeatureFeature Geographic ObjectGeographic ObjectRow in DBMS TableRow in DBMS Table
GeodatabaseGeodatabaseCollection of FeatureDataSetsCollection of FeatureDataSets
FeatureDataSetFeatureDataSetCollection of FeatureClassesCollection of FeatureClasses
FeatureClassFeatureClass Collection of FeaturesCollection of Features
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Spatial ReferenceSpatial Reference
• Defines feature class coordinatesDefines feature class coordinates– Required for stand-alone feature classes and feature datasetsRequired for stand-alone feature classes and feature datasets
• Consists of:Consists of:
X
Y
Geographic coordinate system
Projected coordinate system
Coordinate domains for X/Y, Z and M
• Shape of the earth
• Radius, spheroid, etc.
• NAD83, HPGN, etc.
• You may change
• 3D earth to 2D map
• Origin, units, etc.
• Lambert, Albers, etc.
• You may change
• Controls coordinate storage!
• Precision
• Extent
• You may not change
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GIS DataGIS Data
• http://seamless.usgs.gov/http://seamless.usgs.gov/
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Seamless Tutorial - Seamless Tutorial - http://seamless.usgs.gov/tutorial.asphttp://seamless.usgs.gov/tutorial.asp
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Some States have good GIS Data – not all doSome States have good GIS Data – not all do
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Geography Network Geography Network http://www.geographynetwork.comhttp://www.geographynetwork.com
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Shaded Relief – ArcIMSShaded Relief – ArcIMShttp://www.esri.com/data/download/usgs_ned/access.htmlhttp://www.esri.com/data/download/usgs_ned/access.html
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Google it!Google it!
• NOOANOOA• NASANASA• EPAEPA• National Hydrology Dataset National Hydrology Dataset • National AtlasNational Atlas• National MapNational Map• American Fact Finder American Fact Finder
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Learning ArcGISLearning ArcGIS
• ESRI Press BooksESRI Press Books– Basic – GIS Tutorial, Getting to Know ArcGISBasic – GIS Tutorial, Getting to Know ArcGIS
• ESRI Training and EducationESRI Training and Education– Instructor Lead, Virtual Campus Course, SeminarsInstructor Lead, Virtual Campus Course, Seminars
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ArcUser magazine – online, including tutorialsArcUser magazine – online, including tutorialswww.esri.com/arcuserwww.esri.com/arcuser
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Tutorials available through ArcGIS Help Online from Tutorials available through ArcGIS Help Online from software helpsoftware help
Data and exercises Data and exercises
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ArcGIS 9.2 Desktop Help onlineArcGIS 9.2 Desktop Help online
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ArcGIS Online for ArcGIS and ArcGIS ExplorerArcGIS Online for ArcGIS and ArcGIS Explorerhttp://arcgisonline.esri.com/http://arcgisonline.esri.com/
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ArcGIS ExplorerArcGIS Explorerhttp://resources.esri.com/arcgisexplorer/http://resources.esri.com/arcgisexplorer/