NIST

randomized algorithm

(definition)

Definition: Any algorithm that makes some random (or pseudorandom) choices.

Generalization (I am a kind of ...)
algorithm.

Specialization (... is a kind of me.)
Monte Carlo algorithm, Las Vegas algorithm, skip list insert, randomized binary search tree.

See also adversary, pseudo-random number generator, probabilistic algorithm, deterministic algorithm.

Note: From Algorithms and Theory of Computation Handbook, pages 10-17 and 15-21, Copyright © 1999 by CRC Press LLC. Appearing in the Dictionary of Computer Science, Engineering and Technology, Copyright © 2000 CRC Press LLC.

Some algorithms make random choices initially to avoid any fixed worst case.

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 E. Black.

Entry modified 17 December 2004.
HTML page formatted Mon Sep 11 09:46:06 2006.

Cite this as:
Algorithms and Theory of Computation Handbook, CRC Press LLC, 1999, "randomized algorithm", in Dictionary of Algorithms and Data Structures [online], Paul E. Black, ed., U.S. National Institute of Standards and Technology. 17 December 2004. (accessed TODAY) Available from: http://www.nist.gov/dads/HTML/randomizedAlgo.html

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