网络分析

The application area of net flow inspection is introduced in this paper. The three kinds of flow inspection technologies such as inspection technology based on net flow total mirror, inspection technology based on SNMP and inspection technology based on Netflow are analyzed and compared in this paper.

本文对流量监测的应用范围进行了介绍，并对目前所流行的三种流量监测技术：基于网络流量全镜像的监测技术、基于SNMP的监测技术，基于Netflow的监测技术进行了分析与对比，通过分析对比，指出了这三种监测技术的特点及适用范围。

With the help of work of chapter three, container truck dynamic optimizing combination dispatch system base on WLAN was designed in chapter six.

在对集卡动态优化组合调度系统的实现进行分析研究的基础上，第六章对基于无线网络的集卡动态优化组合调度系统的构成以及功能进行了分析，完成了调度系统的设计，最后结合实例对系统的操作及功能进行了介绍。

The holistic design of the system and resolved the designs of software and hardware based on VXI bus are put forward according to the demand of test system. The hardware and software is designed, including the formation and design of hardware system, visual instrument software architecture, program design for instrument driver, high speed real-time data collection. In the dynamic test program, the idea of"software is instrument"was applied to meet the diverse test demands. Last, it is proposed that the VXI test system be developed to more totalization and networked. The basic theory of system identification was introduced briefly at first. The principle of spectrum analysis system identification based on Wiener-Hopf equation was expatiated. and the questions in applying Peusdo Random signal as spectrum analysis methods stimulate signal was studied, The generation principle of the peusdo random signal is researched, the characteristic of peusdo random are analyzed from time domain and frequency domain, the inverse repeat peusdo random signal is brought forward to make up the shortage of ordinary peusdo random signal. And a new chaos genetic algorithmis presented to solve the unprecise problem of the traditional method. In the servo valve dynamic characteristic test system, the spectrum analysis methods was applied successfully, the servo valve dynamic characteristic could be acquired rapidly and exactly, the test results were analyzed and the ameliorate methods were brought forward at last.

结合航天某集团液压测试中心测试系统的需求，提出了基于VXI总线的液压测试系统的整体设计方案，完成了测试系统的硬件设计与软件设计，包括硬件系统构成与设计、虚拟仪器软件结构、仪器驱动程序设计、高速同步实时数据采集等内容；以伺服阀动态特性测试为例设计了测试模块，该模块体现了VXI总线仪器软件开发所倡导的"虚拟仪器"的思想，以软件的灵活应用满足了不同的测试需求；结合自动测试系统的发展，研究了VXI测试系统与网络技术结合，实现各种软硬件资源共享，进一步提高设备及数据的利用率和系统的扩展性，使自动测试向综合化、网络化方向发展；研究了伪随机信号作为谱分析法辨识的激励信号时存在的问题，讨论了伪随机信号的产生机理，从频域和时域分析了伪随机信号的性质及其应用，提出了用逆重复伪随机信号弥补了普通伪随机信号的不足，并以混沌遗传算法对逆重复伪随机信号产生过程中的参数进行优化，可以更合理而不是凭经验产生需要的逆重复伪随机信号。

The computational power of the quantum neuron is explored. Numerical and graphical results show that this single quantum neuron can perform XOR function unrealizable with a classical neuron and has the same computational power as the two-layer NN, it can be used to realize nonlinear mapping.

应用量子计算方法分析了该量子神经元模型的量子逻辑运算功能，分析和实验证明单个量子神经元能实现经典神经元无法实现的XOR函数，并具有与两层前向神经网络相当的非线性映射能力。

It concretely construes the situation of Wuyi University's campus network, and comes to a conclusion of the design programming of the live video system based on the campus network. It construes the application need of the equipment, including digital video camera, digital eidt tape recorder, video non-linear edit computer, video live workstation, video promulgating server, etc.

具体分析了五邑大学校园网的网络情况，给出了基于校园网的视频直播系统的设计规划，分析了系统的设备需求，包括数字摄录机、数字编辑录放机、视频非线性编辑计算机、视频直播工作站、视频发布服务器等设备。

Based on the review of traditional prediction methods,the paper forward a system composed of grey theory and neural network theory,and an ameliorative method on its function is studied.

在分析考察传统预测分析方法的基础上，本文提出了一个由灰色理论和神经网络理论组合的预测系统，并针对系统性能的改善和提高进行了深入的研究。

To solve the problems of low efficiency and weak detecting ability in limited anomaly types of traditional network traffic detection method, this paper gave a new method that used seven indices to mine the netflow data from routers on the backstone network with applying the slipping window-based algorithm for detecting the bursts of the entropy stream in order to discover anomalies.

为提高异常流量发现的效率，解决传统流量分析方法效率较低、异常检测能力弱的问题，对骨干路由器的netflow流数据采用基于多个信息熵的联合指标并结合基于滑动窗口的熵流突发检测算法来实现网络异常的发现；并利用各指标熵值的相关度分析将指标分类，根据已知的异常类型对每一类指标的异常检测范围作出总结。

Based on the artificial neural network model, the sensitivity analysis on each variable of model shows that the effect of ring index of diameter at breast height of Cunninghamia lanceolata on sun-spot is even, and the effects of auto-correlated factors of sun-spot on sun-spot are sensitive, which shows that three variables all have significant effects on sun-spot.

并对网络模型中各变量进行灵敏度分析，分析表明，杉木胸径生长的年轮指数对太阳黑子相对数年平均值影响较平坦，而太阳黑子自相关因子Yt-4和Yt-2对太阳黑子相对数年平均值影响较灵敏，3个因子对太阳黑子相对数年平均值均存在一定的影响。

It includes the introduction of prediction method,test of groups of highway bridges by artificial neural network and importing theconception of ductibility .

文章主要内容为：简要介绍目前桥梁震害预测的方法；在桥梁群体震害预测成果的基础上应用人工神经网络进行结论验证；在单体桥梁推倒分析中引入了延性的概念，并结合实例予以分析。

Thinking comprehensively of geological environment, ecological and nature environment, making surely the contents and emphasis of the environmental quantity assessment, establishing the index system of the environmental impact assessment and its ratings standard, studying the evaluation theories and its methods of the EQA, revealing time-space variety regulation of environmental quantity, studying the time-space distributes regulation of mineral pit water、waste heap eluviate water, tailingspile waste water and its heavy metals pollution and migration rules in surface water, groundwater, water department bottom mire, soil, applying division form R/ S analysis to research the development trend of heavy metals monitors data in water and soil, using mathematical statistics, gray theories, neural network, fuzzy evaluation, time order analysis to establish the forecast model of the EQA in mine geotechnical system.

综合考虑系统内地质环境、生态环境、自然环境，确定矿山岩土工程系统环境质量评价内容与重点，创建矿山岩土工程系统环境质量评价指标体系及其分级标准，研究矿山岩土工程系统环境质量评价理论和评价方法，揭示矿山岩土工程系统环境质量时空变化规律，研究矿坑水、废石场淋滤水、尾矿库废水时空分布规律及其引起的地表水、地下水、水系底泥、土壤等重金属污染及迁移规律，应用分形R／S分析研究水土监测时间序列发展趋势，再用数理统计、灰色理论、神经网络、模糊评价、时序分析等建立岩土工程系统环境质量预测模型。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。