提出依据离差绝对值和准则,用目标规划建立多元线性预测方程,该方法优于回归分析。
Based on the criterion of deviation squares sum, a general forecasting equation is set up by using goal programming. It has advantages over the analysis of multi-variable linear regression.
研究运用线性回归及曲线拟合手段推导投标报价模型的方法,并进一步运用模糊预测技术研究获取对手的竞标能力值。
Discuss the means of deducing bidding models by linear regression and curve fit method, and further more, acquire rivals' bidding competitive ratio with fuzzy forecasting technique.
然后又使用ARIMA模型对新增农业劳动力指数、第三产业指数进行长期预测,并根据二者的长期预测值,运用多元线性回归分析对城镇实际失业率进行长期预测。
It will be used to forecast the short-term rate of town unemployment in 2003. Then the article makes the long-term forecast on the new agriculture labor force and the third industry index by ARIMA.
然后又使用ARIMA模型对新增农业劳动力指数、第三产业指数进行长期预测,并根据二者的长期预测值,运用多元线性回归分析对城镇实际失业率进行长期预测。
It will be used to forecast the short-term rate of town unemployment in 2003. Then the article makes the long-term forecast on the new agriculture labor force and the third industry index by ARIMA.
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