Some kinds of trend curve model character are analysed mainly. On the basis of them, the methods of identifying and choosing the trend extend forecast model are discussed.
分析了几种常用趋势线的模型特征，探讨了趋势外推预测模型的识别与选择方法。
This paper also applied the model in the forecast of capital airport passenger throughput, and compared the results with trend analysis.
以北京首都机场的旅客吞吐量预测为例进行了应用研究，采用趋势分析法对预测结果进行了检验。
To monitor the height oftailings dam and forecast its trend, a designed method based on gray system theory to create the model of tailing dam saturation line is presented.
为了实现对尾矿坝浸润线高度进行实时在线监测及趋势预测，提出了用了灰色系统理论来对尾矿坝的浸润线数据建立灰色模型的方法。
We will utilize mathematics model to forecast the trend of the development of China retail market and draw a conclusion that Charoen Pokphand Group should step into China retail market.
本文利用计量模型对反映中国零售业市场发展趋势的指标进行趋势分析，得到正大集团应该进入中国零售市场的结论。
Skin care products market forecast of the future trend of development, has broken through the traditional marketing model, the bold ideas of a new marketing model.
预测未来护肤品市场的发展趋势，突破传统的营销模式，大胆设想出新的营销模式。
Especially on the quantitative forecast aspect, forecast the urban land expansion by method of factor forecasting, method of trend extrapolating and method of ca model from different Angle.
特别是在定量预测方面，从不同角度运用因素预测法、趋势外推法、CA模型法等三种方法对城市用地扩展进行估算。
If the trend forecast is missed, a model will be unvalued.
如果趋势报反了，模型就失去了价值。
According to the historical price data of Shenzhen Development Bank, the paper makes use of Markov model to forecast the short-term price trend and analyses the forecast result.
根据深圳市上市公司深圳发展银行的股票历史收盘价格数据，运用马尔科夫预测法对其短期价格走势进行预测，并对预测结果作了分析。
According to the historical price data of Shenzhen Development Bank, the paper makes use of Markov model to forecast the short-term price trend and analyses the forecast result.
根据深圳市上市公司深圳发展银行的股票历史收盘价格数据，运用马尔科夫预测法对其短期价格走势进行预测，并对预测结果作了分析。
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