Multivariate regression analysis is employed to predict the prices of mechanical and electric products according to historical prices.
依据历史价格，利用多元回归分析的方法预测机电产品的价格。
With the established fuzzy regression model, the future load value can be forecasted based on the fuzzy historical observation data.
该方法通过建立具有模糊回归参数的回归模型，可以直接由模糊观测数据预测出未来负荷值。
Through the use of spot prices and futures prices of historical data, to do regression analysis can achieve.
通过使用现货价格和期货价格的历史数据，做回归分析就可以求得。
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