模型理论

We proposed the time-changed dynamic models of radar signals based on dynamic theory, and can analyze quality and quantity of the deinterleaving pulse train;(2) We proposed the algorithm to computer selfsimilarity exponent and detect successfully the object echo buried in noise according to self-similarity of noise and nonsimilarity of sine wave;(3) We also proposed a nonlinear dynamic filtering detection model.

1根据动力学理论，提出了雷达信号的时变动力学模型，利用这个模型可以对已经分选出来的雷达信号进行定性和定量分析；(2)提出了快速计算自相似性指数的算法，并利用噪声和正弦波分别具有自相似性和不具有自相似性的特点，成功地检测到淹没在噪声中的目标回波；(3)提出了一种非线性动力学滤波检测模型。

In this dissertation, the characteristics of the OFDM wireless channel are modeled and simulated, the work as follow has been completed.(1) Based on studying the theory of the spread of wireless channel, the characteristics of wireless channel are analyzed, the models of a variety of fading channel are established, and the model of the wireless channel with tap delay line and Jakes channel model are designed.

本文主要是对OFDM系统无线信道特性进行建模与仿真，完成了以下工作：(1)在研究了无线信道传播理论基础上，分析了无线信道传播特性，建立了各种衰落信道的结构模型，设计了无线信道抽头延迟线模型和Jakes仿真模型。

Secondly,based on rigid-body kinematics,the model of degree of freedom was formulated to describe the relationship between the machining requirement and the theoretical constraint degree of freedom .

工件自由度的合理约束是夹具设计的关键，基于定位原理的数学模型，根据齐次线性方程组解结构的性质，首先推导了三个定位方案的合理性判据；然后，基于刚体运动学，建立了描述加工要求和理论约束自由度之间关系的自由度模型；最后，利用典型实例详细讨论了自由度模型及合理性判据的分析应用过程。

Fractal theory is used to the interpolating method of DEM model to improve the accuracy of DEM model.

分析DEM模型插值的特点，把分形理论应用于DEM模型的插值方法中，提高DEM模型的精度。

For the four types of possible motions of caisson breakwaters, a dynamic analysis model of caisson breakwaters under breaking wave impact is founded and a numerical method is presented, which can be used to simulate the motions of caisson breakwaters. A small scale model test is designed, which can be used to examine the dynamic analysis model and numerical method.

本文对近破波作用下防波堤的动力响应进行了研究，针对防波堤的四种运动情况，建立了沉箱式防波堤的动力分析模型和数值模拟方法，并设计了一个模型实验，通过实验对所提出的理论模型和数值模拟方法进行了检验。

The researches on solar flare atmosphere can be divided into two fields.

目前对耀斑大气模型的研究总体上可分为半经验模型和理论模型两大方面。

Firstly, this paper has discussed the theory and application of Agent and Multi-agent system,and gives Formalisation of AA for RTAIS,This Agent Architecture comprises tow levels of agents, the RTAIS Agent,and a set of agentwithin it,and finally,gives an example of simulation system of Intelligent Campaign Decision Based on AA,shows that this model not only meets the time restriction of hard real-time system,,but also bings an higher intelligence to it if being used in real-time intelligent syt...

该文首先对Agent和多Agent系统的理论和应用进行了概述，提出一种用于实时人工智能系统的多Agent结构模型AA的形式化描述，这种Agent结构包含两层Agent，即RTAISAgent和AA内部的一组Agent体，并介绍基于该模型的舰艇协同攻击潜艇的仿真系统的实例，证明AA结构模型应用于实时智能系统，不仅能适应强实时系统的实时性要求，而且提供了更高的智能水平。

In this paper, computational procedure is built to calculate the regional evapotranspiration, based on the theory of the SEBAL model.

本文根据SEBAL模型的理论建立了利用遥感数据计算区域ET的计算模型，提出了敏感度评价指标，建立了单参数敏感性评价体系，并对模型气象参数进行敏感性评价。

In this study, researchers abroad Touring Patrick Bouchet, Anne-Marie Lebrun and Sarah Auvergne, in 2004 the Touring model to explain the consumer experience, as a theoretical basis, the preparation of the questionnaire, were granted to 320 people, Hangzhou, the general public, and the use of SPSS AMOS statistical software mathematical statistics, the construction of the model, the fitting of model verification. Through factor analysis, the connotation that sports tourism, perceived risk and seek the appropriate stimulus, richness and freshness, the environment of space, human space, personal interpretation of nine, and two destinations and sports experience factor, Construction of a separate sports tourism model and the consumer experience sports tourism consumption concept model, and adjusted the comparison model.

本研究将国外体育旅游研究者Patrick Bouchet，Anne-Marie Lebrun和Sarah Auvergne，在2004提出的体育旅游消费者体验解释模型，作为理论基础，编制问卷，随机发放给杭州普通市民320人，运用SPSS和AMOS统计软件进行数理统计，构建操作模型，验证模型的拟合度。

Thirdly, it introduces the theory of the imagesegmentation and frequent segmentation technique. The aim of the imagesegmentation is to mark off the interested region of the image, which is done to thecorresponding image processing to reduce the operation time and save the storagespace. At last, it mostly introduces the compress technique based on the wedgelet, andcompares the CART model which is introduced by Donoho and the improved modelby Romberg et.al. with the model of the article, then compares the image ofprocessing based on the three methods.

然后，介绍了图像分割理论和常用的分割技术，图像分割的目的是划分出感兴趣的图像区域，进行相应的图像处理，减少运算时间和节省存储空间；最后，主要介绍了基于伸长小波压缩的技术，将目前主要的算法----Donoho提出的CART模型和Romberg等人基于此的改进模型，与本文所提出的算法模型进行了比较，并对三种方法处理的效果图作了详细的比较。

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％。