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A. A. Ortega Before we start….please do the ff.: Create your personal folder in the CSSCR Temp folder Go to the following links and save them in your folders: https://wagda.lib.washington.edu/data/geography/us/vector/data/cities_dtl.zip https://wagda.lib.washington.edu/data/geography/us/vector/data/cities_dtl.zip https://wagda.lib.washington.edu/data/geography/us/vector/data/dtl_cnty.zip https://wagda.lib.washington.edu/data/geography/us/vector/data/dtl_cnty.zip https://wagda.lib.washington.edu/data/geography/us/vector/data/rail100k.zip https://wagda.lib.washington.edu/data/geography/us/vector/data/rail100k.zip Extract all the saved files inside the folder you created
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Arnisson Andre C. Ortega, Ph.C. Department of Geography University of Washington, Seattle CSSCR Back-to-School Seminar, Fall 2009
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Introduction to ArcGIS | C ONTENTS Spatial Visualization & G.I.S. What is ArcGIS? Easy Mapping Techniques Using ArcGIS
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Spatial Visualization & G.I.S. | Spatial Visualization ‘How to say what to whom, and is it effective?’ Source: Kraak and Brown, 2001
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Spatial Visualization & G.I.S. | G.I.S. Geographic Information System (G.I.S.) if taken as a system, involves the hardware, software, peoples and the procedure in spatial data visualization, management, representation and analysis (NCGIA Core Curriculum in GIS, 2009) Source: ESRI
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Spatial Visualization & G.I.S. | Geospatial Database MAPDATABASE columnrow vectorraster t.i.n.* Point Line Polygon Cell Triangle *T.I.N. (Triangulated Irregular Network)
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS What is ArcGIS? | Software Background ArcGIS is the ‘hegemonic’ G.I.S. software program; developed & distributed by ESRI ArcGIS editions ArcViewArcEditorArcInfo StandardProfessionalEnterprise Increasing product price
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS What is ArcGIS? | Software Background ArcGIS Interfaces ArcCatalog ArcMapArcToolbox Organization of GIS files Creation, Preview, Open GIS data files Create, Edit, Manipulate, Analyze & Query GIS data Contains a set of handy tools Analysis, Conversion & Data Mgt Tools
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS What is ArcGIS? | Exploring ArcMap Loading, Arranging & Exploring Attributes of Layers Zoom & Pan Selection Features: Selecting, Identifying and Finding Features
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A. A. Ortega CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega Loading, Arranging and Exploring Layer Attributes Add Data toolbar Layer = map + attribute Sorting Layers Open Attribute table Change Layer Properties CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega Zoom & Pan Tool toolbar Zoom, Pan and Change Map Scale CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Zoom & Pan
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A. A. Ortega Selection Features: Selecting, Identifying and Finding Features Select Feature Tool Zoom to Selected Features Statistics Clear Selected Features Identify Feature Tool CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega Finding Features Find Toolbar CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Loading A Map CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS With ArcMap Open, click the Add Data toolbar Search for the shapefiles (.shp) in the folders you created earlier and click Add
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Querying CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS With the layer, dtl_cnty checked, go to: Selection >Select By Attributes Query the attributes (see illustration)
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Selecting & Creating Layers Out of Selection CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Selected features (counties of Washington State) are highlighted Create a new layer out of the selected features (see illustration)
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Creating Shapefiles CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Create a new shapefile out of the layer ( see illustration ) & make sure to create your desired.shp filename in your folder ( for easy access ) Add the new shapefile using Add Data toolbar
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Creating A Choropleth Map CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Choropleth maps are thematic maps in which areal units are shaded in proportion to measurement of variable (e.g. population density) Right Click Layer of interest and Select Properties
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Creating A Choropleth Map CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS With Layer Properties opened, go to Symbology and then select: Quantities > Field (POP05_SQMI) > OK A choropleth map showing population density (2005) per county within Washington State is shown
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Adding Fields and Calculating new variables CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS Examine Table Attributes of your created shapefile Let us say we are interested to see the spatial distribution of proportion of blacks per county in Washington State We can create a new attribute(variable) (say, variable name, pblack) for this by using the formula: pblack=black/pop2000
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Adding Fields and Calculating new variables CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS We first add a new field Open attribute table Right Click and Select ‘Add Field’
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Adding Fields and Calculating new variables CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS With the Add Field window open, fill-out variable specifics (name = pblack, type = double) Right click the new variable, pblack, and click Field Calculator With the Field Calculator window open, calculate the values (see illustration)
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A. A. Ortega EXERCISE ALERT!!! 1. Make a choropleth map using the new variable, pblack. 2. Try exploring other map types, e.g. population dot maps
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Map Layout CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS With our desired map made, we can proceed to create our map layout Go to View > Layout View In the Layout View, we can add the classic elements of maps, e.g. Title, Legend, Scale, Direction We can save the map and convert it into image file by going to File > Export Map >
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A. A. Ortega Easy Mapping Techniques Using ArcGIS |Map Layout CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS
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A. A. Ortega A FEW LAST WORDS……………………………....... CSSCR Back-to-School Seminar, Fall 2009 Introduction to ArcGIS If lost….always check on the HELP Menu Bar There is a plethora of tutorials, data and other resources relating to ArcGIS mapping Advantages and Disadvantages of using ArcGIS Stay tuned for future CSSCR Back-to-School Quarterly classes that will feature GIS Mapping Geoprocessing Spatial Statistics Subject/Theme-related mapping techniques (demographic, housing, environmental, etc.) I am just an email/visit/call away…….. Andre Ortega, Geography Consultant (aaortega@u.washington.edu)
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