NIST

horizontal visibility map

(definition)

Definition: A partition of the plane into regions by drawing a horizontal straight line through each vertex p of a planar straight-line graph until it intersects an edge e of the graph or extends to infinity. The edge e is said to be horizontally visible from p.

See also vertical visibility map, visibility map, visible.

Note: From Algorithms and Theory of Computation Handbook, page 19-27, Copyright © 1999 by CRC Press LLC. Appearing in the Dictionary of Computer Science, Engineering and Technology, Copyright © 2000 CRC Press LLC.

Author: CRC-A


Go to the Dictionary of Algorithms and Data Structures home page.

If you have suggestions, corrections, or comments, please get in touch with Paul Black.

Entry modified 17 December 2004.
HTML page formatted Wed Mar 13 12:42:46 2019.

Cite this as:
Algorithms and Theory of Computation Handbook, CRC Press LLC, 1999, "horizontal visibility map", in Dictionary of Algorithms and Data Structures [online], Paul E. Black, ed. 17 December 2004. (accessed TODAY) Available from: https://www.nist.gov/dads/HTML/horizontalVisMap.html