map accuracy
41Ring of Red — Infobox VG| title = Ring of Red caption= North American box art developer = Konami publisher = Konami designer = engine = released = vgrelease|JP=September, 2000vgrelease|NA=March 12, 2001vgrelease|EU=June 15, 2001 genre = Turn based tactics… …
42Automotive navigation system — A taxi equipped with GPS navigation device An automotive navigation system is a satellite navigation system designed for use in automobiles. It typically uses a GPS navigation device to acquire position data to locate the user on a road in the… …
43geoid — geoidal, adj. /jee oyd/, n. 1. an imaginary surface that coincides with mean sea level in the ocean and its extension through the continents. 2. the geometric figure formed by this surface, an ellipsoid flattened at the poles. [1880 85; < Gk… …
44Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …
45Surveying — For other uses, see Survey (disambiguation). US Navy Surveyor at work with a leveling instrument …
46Pei Xiu — Chinese t=裴秀 s=裴秀Pei Xiu (224 ndash;271) was a minister, geographer, and cartographer of the Kingdom of Wei during the Three Kingdoms Period of China, as well as the subsequent Jin Dynasty. Pei Xiu was very much trusted by Sima Zhao, and… …
47History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
48LIDAR Contour Mapping — Introduction:LIDAR contour mapping is a rapid, cost effective source of high accuracy, high density elevation data for many traditional topographic mapping applications. The technology allows large area topographic surveys to be completed… …
49Early world maps — Ptolemy s world map (2nd century) in a 15th century reconstruction Early world maps cover depictions of the world from the Iron Age to the Age of Discovery and the emergence of modern geography during the early modern period …
50Betrayal in Antara — Infobox VG |title = Betrayal in Antara developer = Sierra Entertainment publisher = Sierra Entertainment designer = Peter Sarrett engine = released = July 31, 1997 genre = Computer role playing game modes = Single player ratings = ESRB: T… …
