Grey GM (1, 1) is a model for forecasting maritime accident quantity.
灰色GM(1,1)是一种水上交通事故量预测模型。
Estimation of parameters are very important in grey GM (1, 1) forecasting model.
在灰色g(1,1)预测模型中,参数的估计是非常重要的。
An improved grey GM (1, 1) model using a technique of nonlinear regression is proposed.
提出了一种结合非线性回归技术的灰色GM(1,1)模型的改进模型。
Combining with the production data, grey GM (1, 1) model is used to predict deep thickness of coal seam in Moxinpo.
利用灰色GM(1,1)模型,结合生产资料对磨心坡深部煤层厚度进行预测。
On the basis of the grey GM (1, n) model, this paper presents grey measure formula for intensive degree and ex - tensive degree.
以灰色系统的GM (1,N)为基础,推导出集约度与粗放度的灰色测试公式。
This paper applies the improved grey GM (1, 1) model to the research of the present development trend of an oil field's general water percentage.
本文将改进的灰色GM(1,1)模型用于某油田年综合含水率的近期发展趋势研究。
From the method of predictive linear program based on the method GM (1, 1), we build the center approach grey GM (1, 1) model. Thus we improve the grey predictive linear program.
根据基于GM(1,1)模型的预测型线性规划思想方法,建立了中心逼近式GM(1,1)模型,从而给出对灰色预测型线性规划的改进。
This article gives an introduction to the theory of the grey systems and presents forecasting models of the grey GM (1, 1) sequence. Its appliance in forecasting drought has come into good effect.
介绍了灰色系统理论,提出了灰色GM(1,1)数列预测模型,把它应用到干旱灾害预报中,取得了良好效果。
Even though GM does not officially sell Hummers in China, a booming grey market has developed.
尽管通用并未正式在华销售悍马,一个繁荣的灰色市场却已经兴起。
This paper inserts grey system, makes use of finite time series, follows GM (1, 1) building method, builds the long term prediction model of total waste -water in Heilongjiang Province.
本文引入灰色系统理论,利用有限的时间序列,按照GM(1,1)建模方法,建立起黑龙江省污水总量长期预测模型。
Time data sequence on existing annual power consumption are dealt with by using principles of grey production, thus establishing GM(1, 1) grey model. Finally, a example is given.
并用灰色预测理论对该系统现有的年用电量时间数据序列进行处理,进而建立了GM(1,1)预测数学模型,最后提供了预测实例。
In the water level prediction, the GM (1, 1) model is commonly adopted in the grey theory.
灰色理论在水位预测方面通常采用GM(1,1)模型进行预测。
The structure method of background value in grey system GM(1,1) model is considered to have an important influence on the adaptability and precision of GM(1,1) model.
灰色GM(1,1)模型中的背景值构造法是影响模型适应性和精度的关键因素。
A grey prediction model GM (1, 1) using grey system theory was created to predict the traffic conflicts. Its feasibility was tested by some related tests.
本文将灰色系统理论应用于交通冲突数的预测,建立了交通冲突数的GM(1,1)预测模型,并通过相关检验验证了该方法的可行性。
The relationship between the grey model(GM(1,1) model) and the discrete grey model(DGM(1,1) model) is analyzed, and their prediction precisions and stabilities are discussed.
分析了灰色预测模型GM(1,1)和离散灰色预测模型DGM(1,1)两者之间的关系,讨论了模型预测的准确性和稳定性。
However, the precision of GM (1, 1) grey forecast model are not preferable to model the monitoring series with obvious seasonality.
然而直接应用GM(1,1)灰色模型分析和预报具有季节性的监测序列时往往精度不高。
When grey systematic theory at present set up GM (1 , 1 ), it assumes that fit curve passes the first point of modeling data to confirm the integral constant, thus obtained to forecast formula.
目前灰色系统理论在建立GM(1,1)模型时通常采用假定拟合曲线通过建模数据第一点来确定积分常数,从而得到预测公式的方法。
The GM(1, 1) model of grey system theory is introduced into the service forecasting of the civil telephone network programming. Compared with other forecasting models, the result obtained is better.
将灰色系统理论的GM(1,1)模型引入到市话网规划中的业务预测部分,并用GM(1,1)模型同其他预测模型做了比较,取得较好结果。
Besides, the grey dynamic data model that the residual is adjusted by GM (1, 1) is given.
此外还提出了用GM(1,1)模型对残差进行修正的灰色动态数据模型。
AIM: the transdermal absorption data of sinomenine patch was fitted by grey model GM (1, 1) and compared with other models.
目的:对青藤碱贴剂的透皮吸收数据进行灰色GM(1,1)模型拟合并与相关模型进行比较。
Due to the limitation of the grey system GM (1, 1) model in predicting the principal objective developing mineral resources, this paper puts forward for the improved GM (1, 1) model.
然后针对GM(1,1)预测模型在矿产资源开发总体目标预测应用中的局限性,提出了改进的滑动等维灰数递补预测模型。
Random and volatile data of road traffic accidents show poor fitness and low accuracy if forecast by means of the traditional grey model GM (1, 1).
采用传统灰色GM(1,1)模型预测道路交通事故这类随机性、波动性较大的数据,存在拟合较差、精度不足等问题。
The accuracy of grey forecasting model (GM) is increased by improving the smooth degree of original data sequence.
用提高原始数据列光滑度的方法来提高灰色预测模型(GM模型)的精度。
Based on the data sequence of oil unit operation cost from 1999 to 2005 in Talimu oilfield, yearly operation cost prediction is conducted successfully by using GM (1, 1) grey model.
该文以塔里木油田1999年到2005年的原油单位操作成本数据序列为依据,利用GM(1,1)灰色模型,进行了年度操作成本预测,并得到了较好的结果。
The monitoring technique of rock mass acoustic emission is of wide use in the stope stability. A grey model GM (1.1) for scientific forecasting was presented in this paper.
岩体声发射监测技术已广泛应用于采场稳定性研究中,文中提出了能进行科学预报的灰色GM(1.1)模型。
GM (1, 1) model of Grey System Theory is used in prediction realm.
在预测领域,灰色系统理论使用的是GM(1,1)模型。
Setting up GM(1,1) grey topological model groups and through analyzing conclusion, it indicates that such model is a kind of comparatively ideal method in predicting annual surface flow.
建立GM(1,1)灰色拓扑模型群,通过结论分析,表明该模型在年径流预报中为一种较为理想的方法。
Based on grey system, an equal spaced GM (1, 1) modeling and method to data processing in engineering field was put forward, the method of precision inspection was introduced.
分析数据处理的现状后,运用灰色系统理论,建立了数据处理的等间距化GM(1,1)模型,给出了精度检验方法。
The modeling procedure using the grey forecasting model GM (1, 1) which is applicable to original series with equal intervals is introduced, then an output model of synthetic diamond is established.
介绍了适用于等间距序列的灰色预测模型GM(1,1)的建模步骤,预测了我国的人造金刚石产量。
A grey model (GM) of annual demand was established, this upgrades the precision of demand prediction to first class.
并建立了年用电量灰色动态模型(GM)。使测量的电量达到一级精度。
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