Trillium

Triangulation is the process of determining the location of a point by forming triangles to it from known points.

Triangulation may also refer to:

Arts, entertainment, and media

Triangulation (chess), a maneuver in which one player moves a piece (often a king) in a triangular pattern in order to force the opponent to make a weakening move
Triangulation (TWiT.tv), an interview podcast
Triangulation (novel), a 1999 novel by Phil Whitaker

Plane triangulation, and a maximal planar supergraph of a graph G may be called a triangulation of G
Triangulated graph, and a chordal completion of a graph G may be called a triangulation of G

Triangulation (geometry), division of the Euclidean plane into triangles and of Euclidean spaces into simplices
Triangulation (topology), generalizations to topological spaces other than R^d
Point-set triangulation, division of the convex hull of a point set into triangles using only that set as triangle vertices
Polygon triangulation, division of a polygon into triangles
Surface triangulation, division of a surface into triangles

Triangulation (computer vision), the computation of a 3D point given its projection onto two, or more, images
Triangulation (surveying), a process used in surveying to determine unknown distances, angles and positions from those that are known
Mobile phone tracking, a process which uses triangulation (actually, trilateration) to calculate the location of the handset
Schur triangulation, a process of finding an upper triangular matrix similar to a given matrix
Stellar triangulation, a method of geodesy which uses cosmic instead of terrestrial targets
Triangulated category, a category defined by a set of axioms involving triangles of arrows
Triangulation station, a fixed surveying station

Triangulation (psychology), situation in which one person interacts with another person via an intermediary third person
Triangulation (social science), the use of multiple cross-checked sources and methodology
Karpman drama triangle, resulting from "triangulation", a psychological and social model of human interaction – typically among the roles of persecutor, victim, and rescuer

Triangulation (finance), a financial strategy whereby the relationship between three currencies is exploited
Triangulation (politics), the act of a candidate presenting his or her ideology as "above and between" the left and right side of the political spectrum
Triangulation Beach, in Antarctica