THE UNIVERSITY OF
LOUISVILLE CENTER FOR GIS
What Is
GIS?
In the
strictest sense, a GIS is a computer system
capable of assembling, storing, manipulating, and
displaying geographically referenced information
, i.e. data identified according to their
locations. Practitioners also regard the total
GIS as including operating personnel and the data
that go into the system.
How does a GIS work?
- Relating information from
different sources
- Data capture
- Data integration
- Projection and
registration
- Data structures
- Data modeling
What's special about a
GIS?
The
way maps and other data have been stored or filed
as layers of information in a GIS makes it
possible to perform complex analyses.
- Information retrieval
- Topological modeling
- Networks
- Overlay
- Data output
Applications of GIS
- GIS through history
- Using GIS
- Mapmaking
- Site selection
- Emergency
response planning
- Simulating
environmental effects
- Graphic display
techniques
- The future of GIS
Return
to USGS Home Page
ULCGIS WEBSITE INFORMATION
Last Updated May 18, 2005
Web Page by Bob Forbes
Assoc. Director, ULCGIS
Email:bob.forbes@louisville.edu
Maintenance by Hexiang
Huang
GIS Technology Consultant, ULCGIS
Email:h0huan05@louisville.edu
Copyright Ó2000 The University of Louisville,
All rights reserved
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made of any hypertext link, product, service, or
information either by its inclusion or exclusion
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made to insure the correctness and suitability of
information under our control and to correct any
errors brought to our attention, no
representation or guarantee can be made as to the
correctness or suitability of that information or
any linked information presented, referenced, or
implied. All critical information should be
independently verified. Any questions should be
directed to the administrator/s of this or any
other specific sites.
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