灰色

In equidimensional conditions, merits and demerits of fuzzy -- grey method and pure grey method are compared. Factors that effect the predicting results are discussed as well. At last,predicting values of each zone for different objective magn...

用此模型讨论了南北天山四个区的震级序列，在等维情况下，对比了模糊灰色方法与单纯灰色方法的优劣，讨论了影响预测结果的因素，最后给出了不同目标震级下各区的预测值。

Based on introducing the grey system theory,this paper discusses on the principle of the forecast of equidimensional filling vacancies,advances the dynamic model of grey forecasting of equidimensional filling vacancies in the medium-long term load forecasting of power system,and forecasts the yearly load value of this area in the period of 1999-2009 with the model established by using the historical load data of some areas.

在介绍灰色系统理论的基础上，讨论了等维递补预测原理，提出了电力系统中长期负荷预测的灰色等维递补预测动态模型，并利用某地区的历史负荷数据建模预测出了该地区1999—2009年的年负荷值。

The first part is the introduction, which generally introduces the research purpose and significance of this thesis, the summary of the financial pre-warning researches both home and abroad, and the research main contexts and research methods; The second part is the comparison on the financial pre-warning methods existent, which compares the different methods by categories, makes a further analysis on the limits of existent methods, and proposes the improve thoughts of this research based on that; The third part is the basic theory, which makes a summary of the referent theories exerted on the research, and exposit the comparing mechanism of the grey prediction theory and the artificial neural network method concise; The fourth part is the frame work of the model, which illuminates the research designs step by step, such as the definition of the financial crisis, the method of sample select, the select and definition of the pre-warning variables, and makes an exposition of the establishment procedures of the whole models at last; The fifth part is the financial pre-warning based on the theory of grey prediction and artificial neural network, which mainly demonstrate the model establishment in the concrete, dividing into four part to carry out the part of pragmatic research integrally, building of indexes system, establishment of BP neural networks, dynamic financial pre-warning and test, analysis on the pre-warning result; The sixth part is conclusion, which sums up the main results of the whole research, clarifies the innovative points, and makes a discussion on the limits and future study directions of the research in this thesis.

其中，第一部分为导论，总括性概述本文的研究目的与意义，国内外研究综述，以及本文的研究内容和方法；第二部分为现有财务预警研究方法剖析，通过对现有预警方法进行分类比较，进一步分析现有预警方法的局限性，并在此基础上提出本文研究的改进思路；第三部分基本理论，对本文研究中运用的相关理论进行扼要概述，并简要阐述灰色预测理论与人工神经方法的融合机理；第四部分为模型研究框架，逐步阐释模型对财务困境的界定，样本数据的选取方法，预警变量的选取与定义等各个部分的研究设计，并对整体模型的构建步骤进行简要阐述；第五部分为基于灰色神经网络模型的财务预警，主要论述动态预警模型的具体实现过程，分模型指标体系的建立，BP神经网络的建立，动态财务预警与检验，以及预警结果分析四个部分全面阐述本文实证分析过程；第六部分为结论，总结本文研究得到的主要研究结论，以及本文研究中的创新之处，并对论文的不足与后续发展研究进行探讨。

Through setting up several grey models GM(1,1) with different dimensions and some metabolism models which can make good use of new information and be improved on the forenamed model,this article compares these models with one another and then decides the best one,with which the GDP of Anhui would firstly achieve 2 trillion yuan in 2015 can be forecasted.

建立了不同维数的灰色GM(1，1)模型和充分利用新信息的灰色模型的改进版——新陈代谢模型，比较了它们的优劣，确定了最优维数预测模型。应用该模型预测出2015年安徽省GDP首次达到2万亿元

It forecasts creep deformation applying for grey theory through analyzing creeping features of geotechnic grate, which obtaining good fitted effect, it proves that grey theory can forecast creep deformation under selecting reasonable data.

通过对土工格栅蠕变特性的分析研究，采用灰色理论的方法对土工格栅蠕变量进行了预测，得出了较好的拟合结果，证明了在合理选择数据列的前提下，灰色理论可以较准确地预测土工格栅的蠕变量。

There is a lot of grayware at pornographic sites. Users loggin in to these sites could have grayware installed

很多色情网站上都存在着大量的灰色软件，用户登录这些网站时很可能会被安装上灰色软件

It was a gray scene, greasy gray, and the rain drizzled greasily on the pavement stones

那是个灰色的场面，阴沉的灰色，细雨阴沉地洒落在铺路石上。

It was a gray scene, greasy gray, and the rain drizzle d greasily on the pavement stones

那是个灰色的场面，阴沉的灰色，细雨阴沉地洒落在铺路石上。

It was a gray scene, greasy gray, the rain drizzled greasily on the pavement stones.

那是个灰色的场面，阴沉的灰色，细雨阴沉地洒落在铺路石上。

In this model, the monitored acoustic emission information is changed into prediction data based on the gray theory, and the Prediction data are trans-formed into an essential format of cusp catastrophic model via the least-square principle curve fitting and the differential coefficient homeomorphous change.

首先运用灰色理论对声发射监测数据进行处理，得到预测数据，运用最小二乘曲线拟合展开，再通过微分同胚变换，转换为尖点突变模型的基本形式，从而建立了灰色突变预测模型。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。