查询词典 forecasting theory

The person's retirement can be forecasting. But the demission of person can't be forecasting. Because it is include resignation, refuse and disease etc.

人员的退休是可以准确预测的；人员的离职包括人员的辞职、辞退、重病等情况，所以离职是无法准确预测的。

By the method of daily objective analysis and EOF analysis, these reasons of sample leading to big forecasting error are analyzed, the characteristic vector field of maximum temperature、minimum temperature、foehn day and all the big forecasting error day is studied, the result is concluded that the major factor in Shijiazhuang area and its country is hardly same, the foehn effect is the important factor causing forecast error.

进而对温度预报误差较大的样本出现原因进行了逐日客观分析，并通过自然正交函数分解方法，对不同情形下石家庄及周边县站极端最高、最低气温EOF分解特征向量场的变化特征对比，推断出影响石家庄及周边县市气温预报偏差的主要因子大致相同，焚风是导致温度预报出现较大误差的重要原因。

There is much error in flood forecasting process due to the limited model and the inadequate real-time information, however, it is an effective method based on the hydrograph interactive technology to reduce the forecasting error.

由于预报模型的局限性和实时信息的不完善，洪水预报过程存在许多误差，而基于图形交互式修正技术是消除预报误差的有效手段。

The results show that the accuracy of grey forecasting is better than that of the tranditional determini- stic trend forecasting;especially,this method is available to analyse the abstract system with small amount of information and indeterminateness,and can provide basis for scientific decision.

研究结果表明：灰色预测方法的精度高于传统的确定性趋势预测方法，尤其适合于对信息量不足、作用机制不确定的抽象系统进行中短期预测，从而为科学决策提供依据。

Trend envelope forecasting method is a forecasting method which was produced by many subject intersecting synthetically.This method was oriented the concept of infimum and supermun in mathematica analysis.This model which was decided dependedon program problem,and whose means have the aim of the method of statics analysis.

趋势包络预测方法是一种由多学科综合交叉而产生的预测方法，它的思想源于数学分析中确界的概念，它模型的确定依赖于规划问题，它预测的手段借助于统计分析的方法。

Results of calculation example show that using the proposed model, higher forecasting accuracy can be achieved by use of less historical data; the obtained forecasting parameters not only can be used to evaluate the wind resource of wind farm, but also by use of inverse operation of probabilistic distribution the wind speed sequence that consists with the forecasted parameters can be obtained.

算例结果表明，该模型可以用较少的历史数据获得较高的精度，而预测所得的参数既可以用来评估风电场的风资源，又可根据概率分布的逆运算得到符合预测参数的风速序列。

The results of this paper were:(1) The managers can apply the net interest margin change forecasting model and the net interest margin forecasting model to estimate the change of its NIM irregardless of the interest rate redundant.

一运用净利息边际变动率预测模式与净利息边际金额预测模式，可以预测利率敏感性缺口之净利息边际变动，进而对因利率变动可能导至净利息所得减少提供预警功能。

Owing to the test of fatigue life,possesses a rather big difficulty and its testing data have the characteristics of strong scatterence and if a prediction is made from using grey-forecasting model GM(1,1,thus its prediction value would get a rather big error compared with the real result,This paper hereby put forward a kind of new method to simulate the test.let the data be firstly processed into logarithmic series so as to reduce the scatterence of data,and then carry out the prediction by the use of grey-forecasting model.

由于疲劳寿命试验具有难度较大，其实验数据具有分散性强的特点，如果直接用灰色预测模型（GM（1，1））作预测，其预测值与真实结果的误差较大。在此提出一种试验仿真的新方法。首先将数据处理成对数序列，以降低其数据分散性；然后再用灰色预测模型进行预测。

This paper summarizes the significance and effect of adverse forecasting factor and indicator in metallogenic forecasting research.

综述了成矿预测研究中不利预测因素与标志的含义、作用。

For the lack of return data in the first stage, the GM(1,1) model improving the generation method of neighborhood system is adopted, and forecasting is carried out by only using a few data. When the data amount reaches 50, the hidden quantitative relationship between sale quantity and return quantity is established by performing the transfer function-noise model. Its parameters are determined through model identification, parameters estimation and diagnostic checking. Then, forecasting return is accomplished.

回收初期数据缺乏，采用改进邻域系生成方法的GM(1，1)模型，实现了少量数据情况下的预测；回收数据累积到50个后，利用传递函数噪声模型构建了回收量和前期销售量之间的内在数量关系式，然后通过模型识别、参数估计、诊断检验确定了关系式的具体参数，进而实现了回收预测。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。