单词	random walk
释义	random walk noun : a process (such as Brownian motion or genetic drift) consisting of a sequence of steps (such as movements or changes in gene frequency) each of whose characteristics (such as magnitude and direction) is determined by chance Example Sentences Recent Examples on the Web Venture capitalists are forced to become political analysts, turning an endeavor of calculated risk-taking to a random walk down political gamesmanship. Nina Xiang, Forbes, 21 Apr. 2022 The attacker was not known to the victim and was a random walk-in to the store, LAPD said. Stella Chan, CNN, 21 Jan. 2022 In mathematics, a concept known as the random walk describes a meandering path that is determined, at each step, by a random process, such as tossing a coin. The New Yorker, 12 Nov. 2021 Hosts Joe Weisenthal and Tracy Alloway take you on a not-so-random walk through hot topics in markets, finance, and economics. Joe Weisenthal, Bloomberg.com, 24 Dec. 2020 Biologists can use random walks to model how animals move and behave. Caroline Delbert, Popular Mechanics, 30 Mar. 2020 Every week, hosts Joe Weisenthal and Tracy Alloway take you on a not-so-random walk through hot topics in markets, finance, and economics. Joe Weisenthal, Bloomberg.com, 19 May 2020 This team identified a key geometry idea that unites some random walks and sets others apart. Caroline Delbert, Popular Mechanics, 30 Mar. 2020 How does that affect the number of blocks walked, and the random walk formula? Quanta Magazine, 18 Aug. 2016 See More Word History First Known Use 1905, in the meaning defined above
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