So we would model it as a random walk.
所以这里是按照随机漫步的模式进行建模。
In the short term such markets are, as the phrase goes, a random walk.
正如俗话所说，从短期看，这类市场的走势可以用随机游走来形容。
What we've done, is we've introduced the notion of a random walk in the context of a pretty contrived example.
我们所做的，就是在一个人造的例子中，引入了随机漫步的概念。
Give me the simplest example of a simulation of the random walk I could run, where you're confident you know the answer.
给我一个我可以执行的，随机漫步的例子，而且你还知道答案。
The idea is that share prices follow some gentle random walk away from an equilibrium, rather like motes of dust jiggling around in Brownian motion.
其想法在于，股票价格遵循偏离均衡的相当温和的随机漫步（random walk）原则，颇似布朗运动（Brownian motion）[5]中四处轻摆的花粉微粒[6]。
The first is kernel density estimation (KDE) detection based random walk ordering filter.
第一种是基于核心密度估计检测的随机游走排序滤波器。
This paper analyses the key role of random walk in the Efficient Market Hypothesis firstly.
本文首先分析了随机游走在有效市场理论中所扮演的重要角色。
A general model of random walk in time-random environment in any denumerable space is established.
文章在可数状态空间中建立了时间随机环境下随机游动的一个广泛的模型。
Two algorithms, graph cut and random walk based on graph theory, were applied to motion segmentation.
将两种基于图论的算法图切割与随机游走应用于运动对象的分割。
Proposes a new approach to image segmentation through combining the structure tensor with random walk algorithm.
将结构张量与随机游走算法相结合，提出一种新的图像分割策略。
Finally, the finite difference scheme was interpreted by a discrete random walk model under a certain condition.
最后，对上述的两层有限差分格式在一定条件下进行了离散随机游走的解释。
EMH is established on the following three presuppositions: rational investor, efficient market and random walk process.
EMH是建立在理性投资者、市场有效和随机游走过程这三个核心前提假定基础上的。
The exchange rate series after the reform manifests the fractal distribution of anti-continuity instead of random walk.
汇率收益率序列不符合随机游走，具有反持续的分形结构。
The first algorithm is based on random walk with restart model, which modifies the model to support vector space model.
基于重启型随机游走的图上关键字搜索算法，在重启型随机游走模型的基础上加入了向量空间模型。
In this paper, we obtain the sufficient and necessary condition for the stability by two-dimensional random walk approach.
本文用二维随机游动方法得到了其稳定性的充分必要条件。
In this paper, the problem of mass concrete steady thermal field was solved by using Monte Carlo method with irregular grid random walk.
利用一种求偏微分方程的新方法蒙特卡罗算法通过不规则网格随机游动来求解大体积混凝土稳定温度场。
Based on the fundamental model of random walk, a reasonable simplification of response model and solvable theoretical model were proposed.
在基本的自由随机行走模型的基础上，通过合理假设简化扰动问题，提出了可解析求解的理论模型。
For a long period, the modern financial theory based on efficient market hypothesis and random walk has been the mainstream of financial fields.
长期以来，以有效市场假说和随机游走为基础的现代金融理论一直占据着金融学术领域的主流地位。
These measures include random walk model, industry model, mean-reverting model, Jones and modified-Jones models, K-S model, margin model and so on.
应计利润模型主要包括随机游走预期模型、行业模型、平均数回复模型、琼斯及其扩展模型、K-S模型、边际模型和营运资金模型等。
Problem Set2: Continuum approximations of non-stationary random walks, random walk in a harmonic well, steps with fat tails, saddle-point asymptotics.
问题2：非稳定型随机漫步的连续极限，具调合井的随机漫步，具备巨大尾部的漫步，鞍点近似解。
This paper presents a trust path search algorithm based on random walk, which is able to improve the search by using the path information in the past.
传统的局部信任模型采用简单洪泛的方法获得信任信息，针对该方法效率较低且对网络资源消耗较大的问题，提出一种基于随机漫步的搜索信任路径的算法。
It introduces random walk concept into vector ordering and finds the output which maximizes transition probability from central pixel to its neighbors.
在噪声去除阶段将随机游走的概念引入到向量排序中，通过最大化中心象素与周围象素的转移概率计算滤波器的输出。
It is crucial to study the random walk behavior under a sinusoidal force field for the explanation of the response of system under harmonic disturbances.
研究正弦力场下的随机行走问题，是解释系统对于简谐微扰的响应的关键。
It is well known that much attention has been paid to issues of the uniform local asymptotics of the overshoot of a random walk with heavy-tailed increments.
众所周知，带重尾增量的随机游动超出的渐近性的研究备受人们的关注。
The empirical results show that Shanghai and Shenzhen stock markets are random walk process with deviation existing state sustainability and non-periodic cycles.
实证结果表明沪深股市均是有偏的随机游动过程，存在着状态的持续性和非周期性循环。
This paper makes a preliminary research on the efficient market hypothesis and the random walk hypothesis related as well as its implications for corporate finance.
本文主要就有效市场假设及与有效市场假设有联系的随机游动假设，以及有效市场假设对公司财务的意义作一初步探讨。
Wang Rongming(1993) calculated the extinction probabilities for a class of random walk in a random environment with the set of non-negative integers as state space.
汪荣明（1993）求出了状态空间为非负整数集的随机环境中随机游动的灭绝概率，并得到明确的表达式。
Asymptotics for some moments of the first ascending ladder height in a random walk are obtained on the basis of a powerful result, which can derive some useful results.
得到了随机游动中首次上穿梯高的若干矩的渐近性，利用它们可以导出一些有用的结果。
A signal whose frequency, amplitude and phase are time-varying based on the random walk model is presented to describe the sensor output signal of Coriolis mass flowmeter.
提出用频率、幅值和相位均按照随机游动模型变化的信号来描述科氏流量传感器的输出信号。
A signal whose frequency, amplitude and phase are time-varying based on the random walk model is presented to describe the sensor output signal of Coriolis mass flowmeter.
提出用频率、幅值和相位均按照随机游动模型变化的信号来描述科氏流量传感器的输出信号。
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