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Application of Semi-parametric Regression Analysis Method in Electric Power Load Forecasting
Author(s): YANG Lixi1, ZHANG Yongfeng1, XU Hongwei2, FENG Yue3(1.schoolofelectricengineering, ZHENGZHOU University, ZHENGZHOU 450001, china, 2.SUIPING Electricpowersupplycompany, SUIPING 463100, china, 3.ZHUMADIAN Electricpowersupplycompany, ZHUMADIAN 463400, china)
Pages: 29-
32
Year: 2010
Issue:
3
Journal: Journal of Zhengzhou University of Technology
Keyword: 半参数回归模型; 两阶段最小二乘法; 权重系数法; 参数; 非参数;
Abstract: 为了融合参数模型和非参数模型的优点,对半参数回归模型在电力负荷预测中的应用进行了研究.在原始数据预处理的基础上,运用相关性分析理论确定了半参数模型中的参数与非参数变量,构建了半参数回归模型;利用两阶段最小二乘法和权重系数法对回归系数和回归参数进行了估计.算例结果表明,半参数回归分析法具有较高的负荷预测精度和较广泛的适用范围.
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