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Computing the boundary information can help detect inconsistencies such as near-identical places and the placement of locations such as cities under wrong parents such as provinces or countries. Singh and Rafiei show that the boundary information derived in their work can move more than 20% of locations in GeoNames to better positions in the ...
Online maps can be basically divided by the covered area (global or local) and by the representation of this area (classic drawn or orthophoto). Global online maps [ edit ] These maps cover the world, but may have insufficient details in some areas.
The logo of the United States Geological Survey (USGS) The Geographic Names Information System (GNIS) is a database of name and location information about more than two million physical and cultural features throughout the United States and its territories; as well as the associated states of the Marshall Islands, Federated States of Micronesia, and Palau; and Antarctica.
The Geographic Names Information System, developed by the BGN in cooperation with the US Geological Survey, includes topographic map names and bibliographic references. The names of books and historic maps which confirm the feature or place name are cited. Variant names, alternatives to official federal names for a feature, are also recorded.
When making your own maps for a specialized purpose, check out the basic templates provided at Wikipedia:Blank maps; User:Brooke Vibber/Maps and images for Wikipedia; User:Morwen/maps; Libre Map Project boundary maps - Blank boundary maps for all 50 United States including state, county, and county subdivisions. Commons:Map resources#Map ...
United States Numbered Highways are the components of a national system of highways administered by the American Association of State Highway and Transportation Officials (AASHTO), a nonprofit, nonpartisan association, [3] and the various state departments of transportation.
High-definition maps for self-driving cars usually include map elements such as road shape, road marking, traffic signs, and barriers. [4] [10] Maintaining high accuracy is one of the biggest challenges in building HD maps of real-world roads. With regard to accuracy, there are two main focus points that determine the quality of an HD map:
This is a list of the most common U.S. place names (cities, towns, villages, boroughs and census-designated places [CDP]), with the number of times that name occurs (in parentheses). [1] Some states have more than one occurrence of the same name. Cities with populations over 100,000 are in bold.