Most data in an organization contains location information. It is usually in the form of a ZIP Code TM or a mailing address. To place it on a map you must know its coordinates. Geocoding is the process of computing the coordinates of a mailing address. There are two types of geocoding available with SAS: • Centroid level with Base SAS and • Street level using SAS/GIS Discussed are an overview of geocoding, data requirements, data sources, and details of the geocoding processes. Sample programs of each type are included which also display the geocoded locations to a map. Various tips and hints for improving your geocoding procedure are discussed. Tables included assist in evaluating your geocoding output and show the run times of large address data sets on various hardware configurations. A Table of Contents is included as the final section
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