esrm 250 & cfr 520: introduction to gis © phil hurvitz, 1999-2010 keep this text box this slide...
TRANSCRIPT
![Page 1: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/1.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
ESRM 250/CFR 520Winter, 2010Phil Hurvitz
(with thanks to J. Lawler & P. Schiess)
ArcMap Basics
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![Page 2: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/2.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Overview
Getting data into ArcMap
Displaying layers
Layer display properties
ArcMap Basics
2 of 49
![Page 3: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/3.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Overview
Getting data into ArcMap
Displaying layers
Layer display properties
3 of 49
ArcMap Basics
![Page 4: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/4.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Layer feature types Spatial data sources for layers Data frames Adding a feature layer to a data frame Adding a layer from x,y coordinates Layer tables Map document
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Getting data into ArcMap
![Page 5: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/5.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Vector Data points (e.g., wells, utility poles, bird nests), lines (e.g., roads, streams, utility lines), polygons (e.g., cities, forest stands, PLSS
sections, counties)
Raster Data photographic, satellite, grids
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Getting data into ArcMap: Layer feature types
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Spatial data sources for vector data ESRI geodatabases ESRI shapefiles ASCII files, database files GPS output And many many more
May require data conversion using ArcCatalog
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Getting data into ArcMap: Layers
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Additional raster data sources for layers ERDAS Imagine Generic image formats
BSQ (band sequential), BIL (band interleave by line), and BIP (band interleave by pixel)
Sun raster files BMP Run-length compressed (RLC) files JPEG compressed images ArcInfo's image catalog ArcInfo grid Generic raster (ASCII, binary) and more….
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Getting data into ArcMap: Layers
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Tabular data Can be added to your map document ESRI geodatabases SQL (structured query language) database
queries dBase format tables INFO tables Comma or tab delimited ASCII (text) files
comma separated values (csv files) tab-separated values or defined width (txt files)
OLEDB (object linking and embedding database) tables
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Getting data into ArcMap: Tables
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
A map document will always have at least 1 data frame (even if there are no layers present)
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Getting data into ArcMap
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Adding a data source to a data frame
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Getting data into ArcMap
add databutton
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
All data sources are added in the same way
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Getting data into ArcMap
ArcInfo coverage data
CAD data
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Adding a data source to a data frame Icons indicate data type
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Getting data into ArcMap
Polygon
Point
Line
Raster
Table
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Adding a data source to a data frame
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Getting data into ArcMap
layer isadded
symbology
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Adding a layer from x,y coordinates “event layer”
table must have X and Y value fields Field names cannot have spaces
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Getting data into ArcMap
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Adding a layer from x,y coordinates points are added to the map document
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Getting data into ArcMap
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Attribute tables
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Getting data into ArcMap
Feature ID Shape
Geometry fieldsIdentification fields
User attribute fields Entity fields
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Saving a map document (.mxd file) Save EARLY and OFTEN
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Saving your work
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Overview
Getting data into ArcMap
Displaying layers
Layer display properties
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ArcMap Basics
![Page 19: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/19.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Displaying layers Why alter layer display? What do you want to communicate?
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Displaying layers
raw population
population density
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: altering symbology
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: thematic mapping
Single symbol A single symbol for each feature Displays location/boundaries
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Unique value Different symbol for each feature Shows variation in value
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Displaying layers: thematic mapping
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: thematic mapping
Graduated color = “choropleth” Different symbol for each class Displays groups
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: thematic mapping
Chart symbol One chart symbol for each feature Good for comparing multiple attributes in
table
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: thematic mapping
Dot density One dot for a number of individuals For showing count/density for polygon data
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: thematic mapping
Graduated symbol Graduated symbol size Displays difference in magnitude
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Classification methods
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Displaying layers
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: Classification methods
Jenks’ natural breaks Classes are created with breaks at
“natural” divisions in the data Display inherent
groupings orclumping
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Histogram and statistics available
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Displaying layers: Classification methods
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: Classification methods
Quantile Each class has about the same number of
members Good for uniformly distributed values
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Equal interval Divides data values into equal-sized
subranges
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Displaying layers: Classification methods
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
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Displaying layers: Classification methods
Standard deviation Classes show spread around the mean
value Displays variation in data
mean
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Normalization of data divides one field by another shows percentage,
proportion, or density
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Displaying layers: Classification methods
raw populationpopulation density
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
10 classes
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Displaying layers: Manipulating classes
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
3 classes with custom labels
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Displaying layers: Manipulating classes
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Legends & symbology are controlled with layer properties
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Displaying layers: Altering legends
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Symbol selector
solid fill polygons; single symbol for
all polygons
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Displaying layers: Changing symbology
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Changing symbology: polygons different colors for:
fill outline
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Displaying layers: Changing symbology
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Predefined line symbols
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Displaying layers: Changing symbology
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Predefined point marker symbols
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Displaying layers: Changing symbology
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Fonts: All installed
TrueTypefonts are available
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Displaying layers: Changing symbology
![Page 42: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/42.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Overview
Getting data into ArcMap
Displaying layers
Layer display properties
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ArcMap Basics
![Page 43: ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation,](https://reader036.vdocuments.net/reader036/viewer/2022062715/56649d8e5503460f94a77acd/html5/thumbnails/43.jpg)
ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Defining layer subsets (definition query)
Setting scale thresholds
Labeling layer features
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Defining layer properties
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Defining layer subsets by default, layers are composed of all
features
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Defining layer properties
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
An underlying query(“filter”) can be applied
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Defining layer properties: Subsets
only stands with age > 30 are shown
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Setting scale thresholds allows layers to be displayed at specific
scale ranges
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Defining layer properties
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Setting scale thresholds zooming will
cause featuresto (dis)appear
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Defining layer properties
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Labeling features
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Defining layer properties
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ESRM 250 & CFR 520: Introduction to GIS
© Phil Hurvitz, 1999-2010
Readings: WWW: Getting Data Into ArcGIS Maps WWW: Displaying Layers WWW: Changing Layer Display Properties WWW: Sample Data Help: Help topics
Assignment #2 due 12:00 noon January 19, submit with Collect It
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Assignment