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- Grey forecasting method and time serise analysis method were used to analyse and forecast the subsidense of the overtain strata in the trial stope. 对黄狮涝金矿试验采场上覆岩层位移进行了现场监测,并采用灰色预测法和时间序列分析法对试验采场上覆岩层的下沉规律进行了分析与预测。
- We used grey forecast method to establish grey forecast model of Cu in water of Tongling section of Changjiang river on the basis of monitoring data of Cu in water in recent 5 years. 以近5年来长江铜陵段特征污染因子铜的监测数据为基础,采用灰色系统理论中的预测方法,建立了长江铜陵段水环境中金属铜的灰色预测模型。
- The advantages and disadvantages of grey forecasting methods and support vector machine (SVM) are analyzed respectively, this article proposes a new forecasting model of grey support vector machine. 摘要分析了灰色预测方法和支持向量机各自的优缺点,提出了将二者相结合的一种新的预测模型-灰色支持向量机预测模型。
- Study on Grey Forecasting Method of Freight Handling Capacity in Airport 机场货物吞吐量的灰色预测方法研究
- The Grey Forecasting Method Used in Ground Surface Subsidence Measurement 地面沉降量的灰色预测方法
- The Grey Forecasting Method for Road Accidents in Equal Interval Series 道路交通事故等间隔序列的灰色预测方法
- Based on an analysis of its status quo and causes in Baoshan District, the paper forecasts the development scale of modem service industry within five years by time-sequence grey forecasting methods. 在经济全球化和国际产业转移背景下,宝山区行政建制调整、企业活动外置以及产业升级的需要都要求加快发展现代服务业,以促进区域产业结构升级和提高区域竞争力。
- Application of Grey Forecast Method in Bitumen Mixture Permanent Deformation Study 灰色预测方法在沥青混合料永久变形研究中的应用
- grey forecasting method 灰色预测理论
- Grey forecasting model provides a method to forecast a system in which there are both known information and uncertain factors. 摘要灰色预测法是一种对既含有已知信息又含有不确定因素的系统进行预测的方法。
- Objective To explore how to use the method of grey forecast analysis in the number childbearing on seasonal change. 目的论述和探索灰色预测在产妇分娩季节变动中的应用方式和途径。
- The research suggests that grey forecasting model based on the PSR method is appropriate for forest resources management in China. 研究表明, 根据PSR模型建立我国森林生物多样性动态的灰色预测模型, 适合我国森林资源管理的实际需要。
- Method of BX data producing for grey forecast and its application for environmental forecast[J].J of Qiqihar University,2000,16(4):59-61. BX数据生成灰色预测方法及其在环境预测中的应用[J].;齐齐哈尔大学学报;2000;16(4):59-61
- grey forecasting methods 灰色预测
- The paper introduces the grey forecasting model and analy ses its prediction error as well as application in detail. 详细介绍了灰色预测方法并分析了预测误差及其实用价值。
- For multivariable non-equidistance sequence, a grey forecast model GM (1, m) is established. 摘要对于多变量非等间距数据序列,建立了一类GM(1,m)预测模型。
- Specifically, a sample is given to illu strate the proposed forecasting method. 最后给出一个例子对此予以说明。
- On this base, in serval special instances, this thesis also research how to improve GM(1,1) model and make grey forecasting more better accordly with practical applications. 在此基础上,本文接着研究了在几种特殊情况下,如何对GM(1,1)模型进行改进,从而使灰色预测更好的符合实际应用。
- Chang, K.H. and C.C Chen, 2006, Applying Grey Forecasting Model on the Investment Performance of Markowitz Efficiency Frontier: A Case of the MSCI World Index. 张宫熊、吕维恭,2006,应用灰色系统理论改善最小变异数投资组合绩效之实证模型-以道琼30指数成份股为例。
- Chang, K.H. and S.W Huang, 2006, Applying Grey Forecasting Model on the Investment Performance of Markowitz Efficiency Frontier: A Case of the Dow Jones Industry Index. 张宫熊、欧慧君,2005,应用灰色系统理论建立最小变异数投资组合之实证模型-以摩根史坦利已开发国家指数23个市场为例。