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GEOGRAPHIC
INFORMATION SYSTEMS (GIS)
Building on years of image and geospatial
data integration experience, ERI utilizes leading edge software
to produce multi-theme, multi-source GIS datasets. Our GIS personnel
have extensive experience using the Leica Photogrammetry Suite and ERDAS
Imagine software to orthorectify and mosaic current and historical aerial
imagery, generate 3-D visual illustrations of current and historical
photogrammetric data, and to georeference maps and other spatial data.
Through on-screen digitizing, we generate aerial imagery analyses and GIS
datasets using ESRI ArcView and ArcGIS software. ERI's GIS products and
services include the following:
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