a computer system to assemble, store, manipulate, and display
geographically-referenced information, i.e. data identified
according to their locations. Geographic information
systems (GIS) technology can be used for scientific investigations,
resource management and development planning.
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Geographic information system (GIS) is a leveraging
technology that helps to see the big picture; and therefore,
to make the best decisions. In most data, there is a geographical
component that can be tied to place: an address, postal code,
city, region, country, etc. GIS software brings it all together,
works with local information and lets to see, explore and
analyse data by location, revealing hidden patterns, relationships,
and trends in two and three dimensions that are not readily
apparent in spreadsheets.
GIS software can be used
for desktop analysis and map presentations as well. Furthermore,
if it is linked to predictive models, than the path or processes
can also be visualised. GIS applications work with maps,
database tables and charts as well.
GIS is widely
appreciated and used in all sorts of businesses, authorities,
researchers and government services. To serve the needs
of these customers, different desktop, Intranet and Internet
applications are available on market.