灰色预测法

  • 网络grey model;grey prediction
灰色预测法灰色预测法
  1. 以灰色预测法为基础,组合使用二阶自适应系数法进行预测,以提高配电网规划负荷预测准确性。

    The technology of the Grey Model and the extension of tendency are used together to enhance the veracity of load forecasting .

  2. 灰色预测法在城轨客流预测中的应用

    The Application of the Grey Prediction on Passenger Flow in UMT

  3. 其中利用GM(1,1)灰色预测法的预测值检验,达到了远期预测的目标。

    The most important is that the forecasting-validated method which adopts GM ( 1,1 ) Grey Forecasting has got the aim of long-term warning .

  4. 用水量预测是水价制定的前提和基础,本文在进行水量预测时,采用移动平均法、灰色预测法和BP神经网络进行预测,并对预测结果进行了综合评价,确定出合理的预测结果;

    Water quantity prediction is the base and premise of water price calculating . This paper uses moving tendency forecasting modeling , GM forecasting modeling and BP neural forecasting modeling to forecast the water requirement of the future , evaluates the forecasting results , and confirms the forecastingresults ;

  5. 利用灰色预测法对科技成果转化率的预测

    Prediction on the Transformation Rate of Scientific Research Achievements by Grey-Prediction-Method

  6. 轴承磨损的一步灰色预测法

    Grey System Predictive Method with One-Step Operation for Roller Bearing Wear

  7. 灰色预测法在设备状态趋势预报中的应用

    Application of Grey Prediction in Monitoring and Forecasting the Equipment Condition

  8. 永磁同步电机转子位置及速度提取灰色预测法

    Extraction of rotor position and speed for PMSM using grey system prediction

  9. 灰色预测法在软件产业中的应用

    The Application of Gray Forecasting Method in Software Industry

  10. 交叉灰色预测法预测发电设备可靠性指标

    The Intersection Grey Forecast Method for the Reliability Targets of Power Generation Equipments

  11. 矿井粉尘浓度的灰色预测法

    Grey prediction of underground dust concent ratio n

  12. 灰色预测法在西安市农村电话预测中的应用

    An Application of Grey Prediction Technique to the Prediction of Xi'an Rural Telephone Development

  13. 灰色预测法在磨煤机出口温度预测中的应用

    Application of Gray Trend Analysis Method in the Exit Temperature Prediction of Coal Pulverizer

  14. 灰色预测法在南宁市可持续发展趋势分析中的应用

    Use of Grey Forecasting in the tendency analysis of urban sustainable development and Countermeasures

  15. 城市用水量需求预测常见的方法有经验预测法、统计分析法、规划估算法、灰色预测法。

    Common methods of urban water needs prediction are experience prediction , statistic analysis , planning estimate , and grey prediction .

  16. 应用灰色预测法预测柳江柳州市区河段氨氮含量的尝试

    Try of forecasting the content of NH_3-N of the Liuzhou city section of the Liujiang river , by applying the grey method

  17. 首先,通过比较分析,确定了选用布朗二次指数平滑法和灰色预测法两种单项预测方法。

    First , this thesis has selected the two individual forecasts ( exponential smoothing method and gray prediction method ) by comparing and analyzing .

  18. 灰色预测法精度较高;对数曲线法应用有局限,精度较低。

    The precision of the gray prediction method is accurate , because the limitation of log curve method application the precision is lower than others .

  19. 根据城市公共交通预测所包含的内容,提出了灰色预测法城市公共交通需求预测模型。

    According to the contents of the demand forecast of city public transportation , the demand forecast of city public transportation of Grey prediction was put forward .

  20. 结合施工企业实际情况,运用回归预测法、灰色预测法和指数平滑法等预测模型对项目成本进行预测。

    On the bases of construct enterprise actual project situation , regression prediction , gray prediction and exponential smoothing are applied to the prediction of the project cost .

  21. 运用灰色预测法、弹性系数法、回归分析法、指数平滑法等科学方法进行数据对比分析,确定天津社会经济现代化对公路现代化的需求。

    Analysis is made through using Gray Forecasting Method , Elastic Coefficient Method , Regression analysis , and Smooth Law of Index , to determine the need of road modernization in Tianjin .

  22. 基于汇总统计的煤矿事故数据,应用三次指数平滑法和灰色预测法,对我国煤矿的事故起数、事故死亡人数和百万吨死亡率进行了预测,预测了我国煤矿的未来安全形势。

    Based on the stated accidents data , forecasted count number of accident , death tolls and mortality per million tons of China coal mine , by methods of cubic exponential smoothing and gray-system forecasting method .

  23. 针对大坝混凝土施工条件多变,随机因素、干扰多等特点,提出将热学机理模型和参数经验识别相结合的灰色预测法,对大坝混凝土的温控防裂措施进行动态管理。

    Ased on the feature that the construction conditions for dam concrete are variable with disturbance of many random factors , a gray-box predictive method combined with mechanism model of heat exchange and experimental identification of parameters is presented .

  24. 灰色预测法的引进,丰富了设备状态监测与故障诊断技术学科的基础理论,推动了该学科向更高水平发展,预示了该学具有更广阔的应用前景。

    Introduction of grey prediction into the plant engineering could enrich the basic theory of condition monitoring and fault diagnostic technique , so as to promote the development of this discipline towards a higher level and a wider application prospect .

  25. 在此基础上,提出了适合综合用地价格评估的一些特殊方法:基准地价分类修正综合法、假设开发修正系数法和灰色预测法。

    In this foundation , it put forward some special methods which were suited for appraising price of comprehensive use land : classify modificative integration method of benchmark land price , hypothetical development with modified modulus and gray forecast method .

  26. 用年增长指数法和灰色预测法对天津市市政公用设施投资进行了预测,对两种预测结果进行了比较分析,最后把指数法预测结果作为最终预测值。

    Annual increase index method and gray system model are used to forecast the investments of municipal public facilities of this city , The results are compared and analyzed . At last , let the result come from the former method as final forecast value .

  27. 金矿资源量灰色建模预测法

    Grey modelling method for predicting the resources of gold deposits

  28. 灰色拓扑预测法在地电资料处理中的效能

    Effectiveness to apply grey topologic calculation to geoelectric data processing

  29. 灰色系统预测法对时间序列的预测有较高的精度。

    The grey system has a high precision for the time series prediction .

  30. 用灰色系统预测法提取地震剖面异常信息

    Use of the grey system prediction method for extracting anomaly information in seismic sections