本文研究了随机游走和离散的倒向随机微分方程。
This paper investigates Random Walk and Discrete Backward Stochastic Differential Equation.
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。
In the short term such markets are, as the phrase goes, a random walk.
第一种是基于核心密度估计检测的随机游走排序滤波器。
The first is kernel density estimation (KDE) detection based random walk ordering filter.
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 exchange rate series after the reform manifests the fractal distribution of anti-continuity instead of random walk.
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。
This paper analyses the key role of random walk in the Efficient Market Hypothesis firstly.
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。
Proposes a new approach to image segmentation through combining the structure tensor with random walk algorithm.
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。
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。
Segmentation of motion objects based on graph cuts and C-V model;
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。
Finally, the finite difference scheme was interpreted by a discrete random walk model under a certain condition.
同时，通过显著性检验可知，SVR预测模型的预测性能显著优于随机游走模型。
Meanwhile, the SVR model is more accurate than random walker model by conducting a significance test.
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。
EMH is established on the following three presuppositions: rational investor, efficient market and random walk process.
即使在更高层次的设计中，能有许多协作开发者围绕着你的产品设计空间随机游走也是很有价值的。
Even at a higher level of design, it can be very valuable to have lots of co-developers random-walking through the design space near your product.
使用方差比方法检验中国股票市场上股票收益服从随机游走的假设，检验结果拒绝了该假设。
We use variance-ratio methodology to test the hypothesis that stock return follows a random walk. But the results of variance-ratio tests reject the random walk hypothesis in China.
针对随机游走分析在股市价格模拟中的固定漂移率、后效性等缺点，提出了反馈式随机游走模型。
Based on feedback random walk model, using the influence and effect distribution resulting from determinative and random factors, the Shanghai stock composite index from 1998 to 2000 is imitated.
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。
For a long period, the modern financial theory based on efficient market hypothesis and random walk has been the mainstream of financial fields.
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。
The first algorithm is based on random walk with restart model, which modifies the model to support vector space model.
最后，得出的主要结论如下：1．我国的B股市场的日收益率呈随机游走状态，已经是弱式有效市场。
The main conclusion is as follows:1. The daily returns of china' s B-share markets are random walk, the markets are weak-form efficient markets.
该算法利用前向线性预测技术以及区间正交小波变换抑制边界效应的能力，有效地减小了角随机游走和发动机干扰。
The algorithm USES forward linear prediction and the ability of the interval wavelet transform to restrain terrible edge effects, thus, the Angle walk and engine jamming are reduced effectively.
有效市场条件下，股票价格的变动反映了所有的信息，短期股价随机游走，技术分析不能帮助投资者获得超额收益。
On efficient market conditions, stock price reflect all information, short-term stock price random walk, and technical analysis can help investors achieve excess returns.
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 introduces random walk concept into vector ordering and finds the output which maximizes transition probability from central pixel to its neighbors.
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。
These measures include random walk model, industry model, mean-reverting model, Jones and modified-Jones models, K-S model, margin model and so on.
本文提出了两个新的图上关键字搜索算法，使用了现代信息检索技术中的向量空间模型和随机游走模型来解决以上缺陷，使得查询结果更具语义信息。
In this paper, two novel algorithms are introduced, which employ the vector space model and random walk model to address the drawbacks above and make the results more semantical.
第二天当渔人撒下渔网时，“有备无患”早已游走，“随机应变”和“等等再说”则入了渔网。
When the fisherman cast his nets, Plan Ahead was long gone. But Think Fast and Wait and See were caught!
第二天当渔人撒下渔网时，“有备无患”早已游走，“随机应变”和“等等再说”则入了渔网。
When the fisherman cast his nets, Plan Ahead was long gone. But Think Fast and Wait and See were caught!
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