Short-term load forecasting using SVR (support vector regression)-based radial basis function neural network with dual extended Kalman filter
Chia-Nan Ko and
Cheng-Ming Lee
Energy, 2013, vol. 49, issue C, 413-422
Abstract:
Accurate load forecasting is an important issue for the reliable and efficient operation of the power system. This paper presents a hybrid algorithm which combines SVR (support vector regression), RBFNN (radial basis function neural network), and DEKF (dual extended Kalamn filter) to construct a prediction model (SVR–DEKF–RBFNN) for short-term load forecasting. In the proposed model, first, the SVR model is employed to determine both the structure and initial parameters of the RBFNN. After initialization, the DEKF is used as the learning algorithm to optimize the parameters of the RBFNN. Finally, the optimal RBFNN model is adopted to predict short-term load. The performance of the proposed approach is evaluated on real-load data from the Taipower Company, and compared with DEKF–RBFNN and GRD-RBFNN (gradient decent RBFNN) models. Simulation results of three cases show that the proposed method has better forecasting performance than the other methods.
Keywords: Support vector regression; Radial basis function neural network; Dual extended Kalamn filter; Short-term load forecasting (search for similar items in EconPapers)
Date: 2013
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Citations: View citations in EconPapers (33)
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Persistent link: https://EconPapers.repec.org/RePEc:eee:energy:v:49:y:2013:i:c:p:413-422
DOI: 10.1016/j.energy.2012.11.015
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