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- After analyzing the data on railway freight volume of recent years, the authors establish the railway freight volume forecasting model by use of grey theory. 摘要通过对近年全国铁路货运量的统计数据进行分析,运用灰色理论建立了铁路货运量预测模型。
- railway freight volume forecasting 铁路货运量预测
- A Forecast Based on Set Pair Analysis of Railway Freight Volume 基于联系度的铁路货运量集对分析聚类预测
- Forecasting the Railway Freight Volume Based on BP Neural Network 基于BP神经网络的铁路货运量预测
- Forecasting the Railway Freight Volume Based on the BP Network 基于BP网络的铁路货运量预测
- The Grey Forecasting Model for Railway Freight Volume 铁路货运量的灰色预测模型
- Prediction of Railway Freight Volumes Based on Rough Set Theory 理论的铁路货运量预测
- railway freight volume 铁路货运量
- In order to Improve the accuracy of forecasting the seasonal railway freight transport volume, the Holt-Winter forecasting model is adopted. 摘要为了提高货运黄季节性预测的精度,应用了一种线性季节预测模型:霍尔特-温特模型。
- Development Prospects of Railway Freight Cars in U.S.A. 美国铁路货车开发前景。
- Development Strategies in Railway Freight Transport in the U. S. A. 美国铁路货运发展战略。
- Containerized freight volume has been increasing at the rate of 60% a year. 集装箱运输量以年均60%25的速度递减增。
- railway freight volumes 铁路货运量
- The model overcomes the unpredictability due to monotonicity and periodical fluctuation of freight volume. 该模型克服了货运量的单调性和周期波动性给预测带来的困难。
- The case study indicates that the BP neural networks could more exactly predict the railway freight transport cost. 通过案例分析,得出BP神经网络可以更准确的预测铁路货运成本费用的结论。
- The airport is the traffic hinge connecting Jixi and the surrounding cities, which freight volume is large and development prospect is broad. 该机场是连接鸡西及周边城市的交通枢纽,客货运输量大,发展前景广阔。
- Magicstor South China car of a focused group control the manufacture and repair of railway freight car company. 南方汇通是中国南车集团控制的一家主营铁路货车制造与修理的公司。
- Five clusters were achieved using the logarithms of the industry product level and the freight volume as 2 cluster factors. 选取工业生产水平和货运量的对数为2个聚类因子,得出了5个聚类。
- Note:the total datas in tis table includes the maritime freight Volume of contains under the Ministry of Communications and local water transportation departments. 注:表中总计包括交通部直属海洋集装箱运量和地方水运部门全部水运集装箱运量。
- Establishment of data interchange standard has significant meaning for railway freight transport E-business following the wide application of Internet. 随着互联网的广泛应用,为铁路货运电子商务制定数据交换规范具有十分重要的意义。
