base map

noun

1. an outline map of an area to which specific information is added for any of various purposes.

Example Sentences

Base map data from OpenStreetMap.

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“We’ll combine this new data with the Galileo and Voyager data and produce a new global base map of Europa,” says Alfred McEwen, deputy principal investigator of Europa Clipper’s imaging system.

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“We want to provide a common base map of what’s on the seabed at a high enough resolution,” said Eric Terrill of the Scripps Institution of Oceanography, who is leading an effort made possible by the many scientists and federal officials who helped fast-track this expedition.

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A base map is needed to represent the main flows of people throughout a city.

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The mixing indoors at transport hubs, airports, large shopping centres or libraries should be added to the base map, for example by using Wi-Fi signals from smart devices5.

Read more on Nature