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## random walk [ˈrændəm wɔːk]

• [数] 随机游动；[热] 无规行走

### 网络释义英英释义

[数] 随机游动

... random field随机场 random walk随机游动；无规行走 random error随机误差；偶然误差 ...

random walk theory 随机漫步理论 ; 随机走势理论 ; 理论 ; [数] 随机游动理论

Random Walk Hypothesis 随机走势假设 ; 随机漫步假说 ; 理论 ; 可以用随机游走

RANDOM WALK INDEX 随机行走指标 ; 随机行走目标 ; 随恍走指标

random walk model 无规行走模型 ; 随机游走模型 ; 随机行走模型

random walk problem [数] 随机走动问题

random walk process 随机游走过程 ; 随机漫步过程 ; 随机游动过程 ; 无规行走过程

Random walk with drift 带漂移项的随机漫步 ; 带漂移的随机游走 ; 漫步模式 ; 随机漫步模式

Angle random walk 角度随机游走 ; 角随机游走

random-walk 无规则运动

更多收起网络短语

#### random walk

• n. a stochastic process consisting of a sequence of changes each of whose characteristics (as magnitude or direction) is determined by chance

### 柯林斯英汉双解大词典

#### random walk

• 1.

N 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 随机游动

### 双语例句原声例句权威例句

• So we would model it as a random walk.

所以这里是按照随机漫步模式进行建模

• In the short term such markets are, as the phrase goes, a random walk.

正如俗话所说，短期看，这类市场的走势可以用随机游走来形容。

• Random walk: the path of a variable whose changes are impossible to predict.

随机行走一种变量变动路径不可预期的。

• When we looked at the random walk series I think the representativeness heuristic played a role in there as well.

当我们观察随机漫步序列时,我认为代表性原则偏误,也起了一定作用

耶鲁公开课 - 金融市场课程节选

• In fact, there's a very famous book called A Random Walk Down Wall Street, that was one of the first to make this hypothesis.

实际上，有一本很著名的书,叫做在华尔街上随机漫步，这本书是最早提出这种假设的先驱者之一。

麻省理工公开课 - 计算机科学及编程导论课程节选

• When you look at a random walk you have the intuitive impression that you can extrapolate it -that it doesn't look like -you can't believe it's really random, but the reason you can't is because you overweigh the probability of certain things that caught your attention.

当人们观察随机漫步序列时会有直观印象,并可以以此类推,虽然这看起来并不像...,人们不会觉得这是完全随机的,之所以如此,是因为,人们过分高估了特定事物发生的可能性,这吸引了人们的注意

耶鲁公开课 - 金融市场课程节选

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