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This is a list of GIS data sources (including some geoportals) that provide information sets that can be used in geographic information systems (GIS) and spatial databases for purposes of geospatial analysis and cartographic mapping. This list categorizes the sources of interest.
The Open Geospatial Consortium (OGC) is an international voluntary consensus standards organization that develops and maintains international standards for geospatial content and location-based services, sensor web, Internet of Things, GIS data processing and data sharing. The OGC was incorporated as a not for profit in 1994.
Amsterdam is an unincorporated community in Botetourt County, Virginia, United States. [ 1 ] In an 1855 gazetteer , it was listed as "a post-village" ( stagecoach stop) that contained "1 brick church and several tradesmen's shops."
The distinction must be made between a singular geographic information system, which is a single installation of software and data for a particular use, along with associated hardware, staff, and institutions (e.g., the GIS for a particular city government); and GIS software, a general-purpose application program that is intended to be used in ...
As the GIS industry grew to incorporate more casual users, the inherent complexity of the coverage data structure became a concern. When Esri released ArcView GIS 2.0 in 1992, it introduced the new shapefile format for vector data. This was a much simpler data model, eliminating features such as topology, but was still a georelational design.
Amherst County is a county, located in the Piedmont region and near the center of the Commonwealth of Virginia in the United States. The county is part of the Lynchburg Metropolitan Statistical Area, and its county seat is also named Amherst. [1] Amherst County was created in 1761 out of Albemarle County, and it was named in honor of Lord ...
Pennsylvania Spatial Data Access (PASDA), [4] the official public geospatial data clearinghouse for the Commonwealth of Pennsylvania marked its 18th year in 2014. PASDA, which has grown from a small website offering 35 data sets in 1996 to the expansive user-centered data clearinghouse that it is today, has become a staple of the GIS community in Pennsylvania.
Headquartered in Arlington, Virginia, RIS has a total employment of 39,000 and 2019 sales of US$15 billion. Roy Azevedo is the segment's president. [6] Raytheon Intelligence & Space is the result of a merger between two former Raytheon Company businesses: Raytheon Intelligence, Information and Services (IIS) and Raytheon Space and Airborne ...