查询词典 model theory

In this paper, a Markovian model for dry-battery market forecast is developed as an application of the Markov chain theory, includiing initial probability vector, transition matrix, proportion of market sharing, market stability, etc, In order to illustrate this model, the paper cites as an example the dry-battery market forecast and stability in a certain district.

干电池市场预测的马尔柯夫模型是马尔柯夫链理论的进一步应用。比如：初始概率向量、转移概率矩阵、市场占有率和稳定性等。为了介绍这种方法，我们以一个现实生活中的例子——某地区干电池市场预测及长期稳定状态来说明。

The GM 1 ,1 model is the most representative and widely applied grey prognosticate model in grey system theory .

模型是灰色系统理论中最具代表性且应用最广泛的灰预测模型

Based on the analysis of externality characteristics of freeway, using input-occupation-output model, authors studied the marginal influence of freeway on social output and profit from the aspect of theory and established quantification model of externality of freeway.

摘要在分析高速公路外部性特征的基础上，利用投入占用产出模型，从理论上研究了高速公路对社会产出及收益的边际影响，进而建立了将高速公路外部性量化的模型。

This paper uses the method of establishment of queue model according to the principle of network flow control and analysis of the model through queuing theory.

有效的流量控制不仅是网络稳定、高效运行的基础，同时又是各种QoS服务模型和技术的基础和前提。

In the process of modeling, model granularity is studied in theory by means of quotient space and some useful principle are given to judge model granularity.

在建模过程中，本文利用商空间的概念对仿真系统中的模型粒度进行了理论上的研究，并给出了有效的判定准则。

Both theory and practice of traditional risk based audit, which based on the audit risk model and guided by the reductionist metal model, have inherent flaws.

由于基于审计风险模型，以简化主义认知模式为指导的传统风险导向审计在理论与实务上固有的缺陷，使得传统审计方法不能使审计师满足信息社会和知识经济的要求。

Taking a copper mine as an example,based on geostatistics theory and method,a mathematic model and an entity engineering model have been established by using mining software,with some variance function representing regionalized variable characteristics.

以某铜矿为例，基于地质统计学理论和方法，应用能够反映区域化变量特征的变异函数，利用矿业软件，建立了矿山矿床的数学模型和工程实体模型。

Based on filtering theory, a residual life predict model is set up according to condition information, and a general formula of parameter estimation is deduced using maximum likelihood estimation, thus, when the life distributing of an equipment is known, the model can be rapidly educed by taking the distribution into the formula is educed, and its residual life can be predicted without complex iterative process is predicted.

利用滤波理论，建立了基于状态信息的剩余寿命预测通用模型，并推导出采用极大似然估计法下参数估计的通式，使得在已知寿命服从其他任何分布形式时直接代入通式便可快速地得出其模型，从而预测其剩余寿命，省去了复杂繁琐的迭代过程。

The general diffusion process can be obtained as a limiting case, so that we have a unified framework in understanding existing models in option pricing theory, including the geometric Brownian Motion, the model of Constant Elasticity of Varianc, the Residual Volatility and term structure of interest rates. Our model is capable of demonstrating volatility smile and stable relative deviation from real data.

我们建立的一般框架可以统一理解目前已经熟知的几何布朗运动、广义方差常弹性、残余波动率、利率的期限结构等理论模型，也能描写观察到的波动率微笑和稳定的相对偏差。

The multi-degree-freedom equivalent model of INS bracket is also given and analyzed to improve the analysis precision. The dynamic response spectrum of this model is achieved by modal analysis and spectrum theory. The numeric formulas of time-domain response are deduced by residue theorem.

对于惯导减振支架的多自由度系统等效分析模型，则运用模态叠加法和谱分析理论得到响应的功率谱，根据留数定理推导了系统时域加速度动力响应的数值计算公式。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。