以下为句子列表：
英文: Based on the grey-forecasting model with unfixed parameter, the primary model was ameliorated through optimized analysis on the non-equidistant sequence to improve its fining and forecasting accuracy especially when there are only few experimental data.
中文: 摘要针对变参数灰色模型在实验数据少时误差较大的问题，提出了对非等间距序列优化的方法，使原来模型得到改进，从而提高了模型的拟合和预测精度，拓宽了应用范围。
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英文: By using the tractitional grey forecasting model and unbiased grey forecasting model, the deformations of series of slopes are forecasted; and the results indicate that both methods are valid and the later is more accurate.
中文: 采用传统灰色预测模型和无偏灰色预测模型对边坡变形进行预测，预测结果表明，两种模型都是有效的，无偏灰色预测模型的精度更高。
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英文: Firstly, a coarse forecasting model based on only the primary influencing factor (that is the weight of iron in matte) is built using linear regression analysis, then, an error compensating model based on other influencing factors is built to improve the
中文: 首先应用线性回归技术建立了仅考虑主要影响因素（铜统含铁量）的粗略预报模型，而后，应用神经网络技术建立了考虑到多个次要影响因素的误差补偿模型，从而改进预报效果。
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英文: For a simple three-level supply chain comprising a single manufacturer, a single retailer and an end customer, this paper builds up a demand information forecasting model based on Attribute Theory Method, thus enhancing the prediction effect, which helps
中文: 运用属性论方法，就制造商－零售商－客户三级供应链，提出了一个需求信息预测的方法，由此来提高对这种波动性的适应能力，增强预测的准确性，帮助供应链上各节点企业优化决策过程，最终防范了牛鞭效应，并且还提供了此预测方法的算法流程。
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英文: In contrast with forecasting model Ⅱ without predictor puffing, the prediction accuracy of forecasting model Ⅰ is greatly enhanced.
中文: 与未采用因子膨化技术建立的预报模型Ⅱ相比，模型Ⅰ的预报准确率有显著的提高。
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