查询词典 exponential function

We reject the hypothesis that stock price follows exponential Levy process. Moreover, we list some problem unsolved in our research.

从技术分析指标出发，否定了股票服从指数levy过程的假定，并给出了进一步的研究方向。

Jump systems, exponential stability, Markov process, average dwell time

跳跃系统，指数稳定性，马尔科夫过程，平均驻留时间

Because PCR amplification is a exponential process, any subtle disparity in the starting reaction mixture will lead to remarkable difference at the end point.

由于PCR扩增是一个指数过程，任何一个环节的微小差异都会显著改变扩增产量，因此理想的定量PCR应该设立内对照。

We took the permanganate index of the water quality in the water supplying areas of Wuhan city as research case by using Improved Gray Model GM(1, 1 from the conventional GM(1, 1) model by exponential smoothing process.

现以武汉市的主要供水源地水质指标为研究对象，尝试着应用经指数平滑改进后的GM (1，1)模型（IGM (1，1)模型）对武汉市9个水厂的水源地水质进行预测。

Not only the shortcoming that the smoothing constant and order of the model are not changed for the exponential smoothing model during the process of prediction has been overcome, but also the theory of threshold model has been further developed.

这不但克服了指数修匀模式在预报过程中修匀常数和模式形式一直不变的缺陷，也进一步发展了门限模式的理论。

This paper deals with pricing theory and empirical study about European option pricing when stock prices obey exponential Generalized hyperbolic levy process.

本文研究股价服从指数广义双曲levy过程下的欧式期权定价理论，并以宝钢欧式看涨期权为例，通过技术方法实现定价。

Under the hypothesis of stock price submitting to exponential Ornstein-Uhlenbeck process ,we solve the formula of pricing of stock and analyse the kind of the option formula, and then aiming at the blemish to suppose to interest rate before and considering the relation of the fluctuation of interest rate and the fluctuation of stock price , we bring up the model of the market interest rate and focus on analyzing the effect of the fluctuation of market interest rate on the option price based on the model.

本文首先在股票价格服从指数Ornstein-Uhlenbeck过程模型假设下，求解了股票的定价公式，分析了期权公式的性质，然后针对以往对利率假定的缺陷，考虑到市场利率波动与股价波动的相关性，提出了市场利率模型，并在此基础上，着重分析了市场利率的波动对期权价值的影响，求得了适合于期权有效期较长情形下的期权定价公式，并将该公式通过实例与著名的Black-Scholes期权定价公式进行了深入比较。

The method develops a reliability growth model to describe the development process of exponential life system for the failure censored testing case, and presents a Bayesian sequential testing procedure to decide whether testing should continue or be terminated during the development.

该方法建立了描述指数寿命系统失效截尾试验的可靠性增长模型，并依据产品研制过程中产生的多阶段试验数据，给出了系统失效率验前分布的确定方法，进而构建了系统失效率统计检验的Bayes序贯模型，实现了对具有可靠性增长的系统可靠性指标的假设检验。

The Establishment and Application of Evaluation Criteria System for Search Engines Zhu Qinghua and Du Jia ( Department of Information Management, Nanjing University, Nanjing 210093)According to the features of search engines, this paper establishes a set of evaluation criteria system for search engines by using Delphi Method online, and calculates the weight of these evaluation criteria by Analytic Hierarchy Process based on exponential scale.

本文结合搜索引擎的特点，采用网上特尔菲法进行专家调查以确定搜索引擎评价的各项指标，并利用基于指数标度的层次分析法确定各项指标的权重，从而构建搜索引擎评价指标体系。

The Logarithm Process model adapts to describe early failure phase and random failure phase, the Exponential Process model fits for different phase.

其中对数过程模型可用于可修系统使用早中期的情形；指数过程模型可用于描述可修系统各个不同使用阶段的故障统计规律。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样