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单词 random walk
释义

random walk


noun

Statistics. the path taken by a point or quantity that moves in steps, where the direction of each step is determined randomly.
Physics. the tendency of particles in random motion to achieve a net displacement or to drift in a particular direction.

Origin of random walk

First recorded in 1900–05

Words nearby random walk

random number generator, random numbers, random rubble, random sampling, random variable, random walk, random walk theory, R and R, Randwick, randy, ranee
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for random walk

random walk

noun

a mathematical model used to describe physical processes, such as diffusion, in which a particle moves in straight-line steps of constant length but random direction
statistics a route consisting of successive and connected steps in which each step is chosen by a random mechanism uninfluenced by any previous step
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2025/1/11 21:59:50