first-order triangulation
121Location-based service — A location based service (LBS) is an information and entertainment service, accessible with mobile devices through the mobile network and utilizing the ability to make use of the geographical position of the mobile device. [ [http://www.geo.unizh …
122Manifold — For other uses, see Manifold (disambiguation). The sphere (surface of a ball) is a two dimensional manifold since it can be represented by a collection of two dimensional maps. In mathematics (specifically in differential geometry and topology),… …
123D1 Grand Prix — Category Drifting Country or region  Japan …
124Convex hull algorithms — Algorithms that construct convex hulls of various objects have a broad range of applications in mathematics and computer science, see Convex hull applications . In computational geometry, numerous algorithms are proposed for computing the convex… …
125Björn Gunnlaugsson — wearing the two orders he received for his survey work. Portrait by Sigurður málari. This is an Icelandic name. The last name is a patronymic or matronymic, not a family name; this person is properly referred to by the given name Björn …
126Distributed GIS — concerns itself with GI Systems that do not have all of the system components in the same physical location. This could be the processing, the database, the rendering or the user interface. Examples of distributed systems are web based GIS,… …
127Joseph Smith Harris — Infobox Person box width = 250px name = Joseph Smith Harris image width = 300px caption = Joseph Smith Harris, aged about 65. birth date = birth date|1836|4|29|df=y birth place = East Whiteland Township, Chester County, Pennsylvania, United… …
128photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
