1) exponential smoothing
指数平滑法
1.
Forecasting of landslide displacement based on exponential smoothing and nonlinear regression analysis;
基于指数平滑法与回归分析相结合的滑坡预测
2.
The application of the exponential smoothing method in the landslide treating engineering;
指数平滑法在滑坡抢险工程中的应用
3.
Time sequence prediction was also conducted in the course combined with trend-season model and exponential smoothing based on the 6th detector.
结合趋势季节模型,以六号探头为研究对象,利用指数平滑法,进行时间序列预测,得到下一个时间段的有害气体扩散数据。
2) exponential smoothing method
指数平滑法
1.
First,it gives a brief overview about Hefei urban water consumption in recent years; Second,it introduces theory and model of three water resource forecasting methods such as exponential smoothing method,gray model prediction and back propagation neural network; Finally,using the given data and three forecasting methods to analyze,it can determine the best prediction .
对合肥市城市生活用水量的现状进行简要的概述;介绍三种水资源预测方法即指数平滑法、灰色模型预测法和BP神经网络预测法的理论方法及模型;利用给定的资料数据,运用三种预测方法进行分析,通过拟和模型误差对比,判定最佳的预测方法。
2.
This paper combined with the observation data of the highway around Harbin city in the western segment to prove the practicality of exponential smoothing method predicting the settlement of soft ground.
运用指数平滑法分析计算公路软土地基沉降量,并对下一时间段的沉降量进行预测。
3.
The common methods of the work of the settlement prediction such as exponential smoothing method,regression analysis method and the grey prediction model are used to predict the sedimentation number of high-rise building,and a forecasting experiment is conducted with the practical data.
用沉降预测工作中常用到的指数平滑法、回归分析法及灰色预测模型,对建筑物的沉降量进行预测,并应用工程观测中的实测数据进行了预测,从多方面对这三种方法的精度及可靠性进行了比较分析,结果表明:对于沉降趋势较为缓慢平稳的数据,采用灰色模型预测可以得到较为理想的结果;而对于变化速率的增量较小,且后期变化十分平稳的情况,采用指数平滑预测可以得到较好的效果;当沉降波动较大时,宜采用回归分析法拟合,然后进行预测。
3) exponential smooth method
指数平滑法
1.
As compared with the traditional exponential smooth method, the improved one of this paper involves smaller and less complicated amount of calculation and computation but enjoys higher calculation accuracy, for the whole computation process can be done by means of a computer software known as MATLAB easily.
在对指数平滑法综合应用分析研究的基础上,根据某铀矿井排风口周边某一农田土壤中近10a的铀(238U)质量比监测数据建立了指数平滑预测模型,对土壤放射性铀(238U)污染进行预测,并对预测结果进行了深入分析,精度达75%以上。
2.
In order to investigate the noise pollution of the city,the exponential smooth method was used to establish the mathematical models based on the history measuring data for forecasting the noise pollution.
调查收集了某城市环境噪声污染监测的历史数据,应用指数平滑法建立了预测城市环境噪声污染的数学模型,并计算了不同平滑系数时数学模型的精度,同时应用建立的数学模型对该市10 n内的噪声污染进行了预测。
3.
In order to investigate the farmland soil heavy metal pollution near a metal mine, the exponential smooth method was used to establish the mathematical models based on the history measuring data for forecasting the heavy metal concentration.
为了研究尾矿库周边农田土壤重金属污染状况,通过调查收集了国内某铅锌矿山尾砂库周边农田重金属含量的历史数据,应用指数平滑法建立了预测尾矿库重金属污染浓度的数学模型,并计算了不同平滑系数时数学模型的精度,同时应用建立的数学模型对该区域10a后的重金属浓度进行了预测。
4) index smooth method
指数平滑法
1.
Based on the previous data,the sale tendency of our jewelry market in China is studied by using index smooth method,and the appraisal to the forecast result is also carried on.
运用指数平滑法对我国珠宝首饰市场在未来一定时期的销售趋势进行预测,并对预测结果进行评估、修正,从而透析我国珠宝首饰市场发展前景,为相关部门提供参考。
2.
On the basis of the time order of monthly power consumption for civil use in cities, the monthly power consumption for civil use in cities is analysed and forecasted by using Holt and Winters’s index smooth method, time order analysis and forecasting model ARIMR(3.
根据城市民用电月耗量的时间数列，应用霍尔特－温特斯指数平滑法及时间序列分析预测模型ＡＲＩＭＲ（３，１，０），对城市民用电的月耗量进行统计分析和预测，为电网调控和管理及电力工业发展规划提供了科学依据。
补充资料：指数平滑法
指数平滑法是由移动平均数发展形成的一种指数加权移动平均数，它利用本期预测值和实际值资料，以平滑系数为加权因子，来计算指数平滑平均数。指数平滑法一殷适用于观察值具有趋势变动和季节性变动的预测。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条