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This chapter’s lab will introduce you to the concepts of calculating a shortest
path between stops along a network as well as generating directions for the
path using Google Earth and Google Maps. You’ll also be performing geocoding using a Web service, examining the geocoding results, then performing
some basic spatial analysis of the results and a TIGER file using Google Earth
and GIS.
Similar to some of the geospatial lab applications in previous chapters,
two versions of this lab are provided. The first version (Geospatial Lab Application 8.1: Geocoding and Shortest Path Analysis: AEJEE Version) uses the free
ArcExplorer Java Edition for Educators (AEJEE). The second version (Geospatial Lab Application 8.2: Geocoding and Shortest Path Analysis: ArcGIS Version)
provides the same activities for use with ArcGIS 10.
Objectives
The goals for you to take away from this lab are:
a Familiarizing yourself with the shortest path and directions functions of
Google Earth.
a Using Google Maps to alter the shortest path to account for route changes.
a Utilizing an online geocoding service to geocode a series of addresses,
then examining the results.
a Using the AEJEE software to plot the results of a geocoding operation.
a Examining some basic spatial analysis of locations and their relation to a
road network (TIGER file) in AEJEE.
Obtaining Software
a The current version of Google Earth (6.0) is available for free download
at http://earth.google.com.
a The current version of AEJEE (2.3.2) is available for free download at
http://edcommunity.esri.com/software/aejee.
Important note: Software and online resources sometimes change fast. This
lab was designed with the most recently available version of the software at the
time of writing. However, if the software or Websites have significantly changed
between then and now, an updated version of this lab (using the newest versions) is available online at http://www.whfreeman.com/shellito1e.
8.1 Geospatial Lab Application
Geocoding and Shortest Path Analysis:
AEJEE Version
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