Land use change; Driving force; Grey forecast; Regression forecast; Zhejiang province.
土地利用变化;驱动力;灰色预测;回归预测;浙江省。
The result of the thesis certainly has reference value to revenue prognostic system, especially to the method of regression forecast and roll forecast.
本课题的成果对于税收收入预测体系,特别是基于回归预测和滚动预测的方法具有一定的参考价值。
The theory of linear regression and the theory of moving average are applied to analyse single data in time series, the model of a linear moving self regression forecast are given out.
应用线性回归分析和移动平均理论,对按时间次序排列的单一数据序列,给出了一种线性移动自回归预测模型,并对原始数据受不确定因素影响而产生的随机振荡,给出了合理的控制区间和运行通道。
In this paper, a new model system is introduced, which synthetically applies time series model, nonlinear regression and combination forecasting model to forecast the change of the market price.
文章通过对一套市场价格预测模型体系的介绍,综合运用时间序列模型、多元非线性回归和组合模型来预测市场价格走势,探索从多角度综合预测市场价格的问题。
Thirdly, a learning method based on Locally Weighted Regression is proposed to forecast the motion of the ball, especially after the ball bump into wall.
提出一种基于局部加权回归预测球运动轨迹的学习方法,尤其是球与边界碰撞后的运动轨迹。
Based on this, forecast model for slope stability was studied by multivariate linear regression and BP neural network methods, and the results were compared with those by limit equilibrium method.
在此基础上,分别运用多元线性回归和BP神经网络方法研究边坡稳定性预测模型,并将其结果与极限平衡分析方法进行对比。
In practical work, new sample data is often obtained continually, so these new data can be joined the empirical equation of regression by using recursive formula, and form a dynamic forecast system.
在实际工作中,往往会不断得到新样品数据,可利用递推公式不断地把新信息加入到经验回归方程中去,以构成一个动态的预测系统。
Stepwise regression equation in each month is established based on the relationship between evaporation and meteorological elements, which is an objective forecast method of evaporation.
探讨蒸发量与气象要素之间的关系,分月建立了逐步回归方程,经检验可作为蒸发量的一种客观预报方法。
In this paper, the basic variables related to the annual insurance income in Wuhan City are analysed and a model is constructed to forecast its annual insurance income by means of step regression.
在对影响武汉市年度保险费收入的基本变量进行分析的基础上,用逐步回归的方法建立数学模型,给出了预测武汉市年度保险费收入的一种方法。
This traffic demand forecast model is established based on regression analysis, time value model and gravity distribution theory.
该模型基于回归分析、时间价值原理与重力分布原理预测交通量建立。
Finally, a linear model is established to forecast diurnal NEE through variance analysis and multiple linear regression methods.
最后,利用方差分析和多元线性回归方法建立了预报日nee的线性模型。
Regression analysis law , Resilience factor law , The time queue law awaits the means being in common use in the market forecast.
回归分析法、弹性系数法、时间序列法等是市场预测中常用的方法。
The example showed that the stepwise regression model and the winter rainfall similarity method are practical in analyzing quantitatively the forecast objects.
实例研究表明,逐步回归模型、冬季降雨相似在预报对象的定量分析上较为实用。
The nonlinear stepwise regression method is used to make typhoon activity tendency forecast.
利用非线性逐步回归方法作台风活动趋势的预报。
This article demonstrates that deformation forecast will be performed by a comprehensive method of non linear regression model combined with time series analysis.
本文将讨论综合运用非线性回归模型和时间序列分析的方法进行变形预报。
The regression equations of embankments height and annual maximum thaw depth of permafrost were put forward to provide evidence for disease forecast of permafrost embankments.
本文还提出路基高度与冻土年最大融深之间的回归公式,为路基病害预测提供依据。
To counter the problem of multiple linear regression in statistical forecast, we put forward the method that designs computer software and makes it come true.
本文针对统计预测中的多元线性回归问题,提出了计算机软件的设计与实现方法。
The theory of multiple variable linear regression equation and grey system forecast was applied to resolve cost evaluation of the weapon system.
该文应用回归分析和灰色系统预测理论建立参数方程,解决武器系统制造成本估算问题。
For the complexity and uncertainty of load, a fuzzy linear regression model combining fuzzy mathematics with linear regression model is used to forecast the variation sections of load.
针对负荷影响因素的复杂性和不确定性,结合模糊数学和线性回归模型,讨论应用模糊线性回归模型预测负荷的变化区间。
The effect of forecast using the optimal subset regression method for the date of the first soaking rainfall is good in Ningxia.
利用最优子集回归预报法对宁夏春季首场透雨出现日期的预测具有理想的拟合效果。
Based on the regression fitting and Markov chain forecast method, the "Regression-Markov" integration model for forecasting road accidents is built in this paper.
在回归拟合函数的基础上,引入马尔可夫链预测理论,建立了道路交通事故的“回归-马尔可夫”复合预测模型。
This paper has talked about how to forecast capital requirement by way of percentage of sales method, factor analysis, capital character forecast and linear regression analysis.
运用定量预测法中的销售百分比法、因素分析法以及资金习性预测法下的高低点法和线性回归分析法等方法预测资金需要量。
The sixth part forecasts the future logistics demand of Shandong Province on the basis of one linear regression, polynomial regression, gray system G(1,1) model and combination forecast model.
第六部分采用一元线性回归、多项式回归、灰色系统G(1,1)模型和组合预测模型对山东省现代物流业未来需求状况进行了中期预测。
According to the monitor data analysis which has been carried on the regression method, we can forecast the finally displacement value and the line security condition.
通过对监测数据回归分析,可以预测测点可能的最终位移值和既有线路的安全状况。
After quantitative index analysis of the continuous course score and enrollment types, a regression model is established to forecast after course study score.
数量化指标后建立回归模型,分析后续课程成绩与前面各科成绩及招生类型之间的关系,预测后续课程学习效果。
We combine unitary nonlinear regression with multivariate linear regression, it can reduce the error sum of squares of the model and improve the precision of forecast.
即把一元非线性回归和多元线性回归结合起来,构造一个混合回归模型,这样就减小了模型的残差平方和,从而提高预报的准确性。
Combining the advantages of regression analysis methods and time series forecast model with equal step length, a compound forecasting model was set up , and was tested with engineering data.
结果显示,把最小二乘支持向量机回归预测与等步长时序预测相结合的预测方法应用于地下工程围岩位移监测数据的分析及预测是可行的;
Combining the advantages of regression analysis methods and time series forecast model with equal step length, a compound forecasting model was set up , and was tested with engineering data.
结果显示,把最小二乘支持向量机回归预测与等步长时序预测相结合的预测方法应用于地下工程围岩位移监测数据的分析及预测是可行的;
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