Electricity Price Forecast Using Combined Models with Adaptive Weights Selected and Errors Calibrated by Hidden Markov Model

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="648101.fig.004a" src="https://static.hindawi.com/articles/mpe/volume-2013/648101/figures/648101.fig.004a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Combined forecast without calibration</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="648101.fig.004b" src="https://static.hindawi.com/articles/mpe/volume-2013/648101/figures/648101.fig.004b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Combined forecast with error calibration</td></tr></table></td></tr></table>

<table>Error calibration effects contrast.</table>

Mathematical Problems in Engineering

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Figure 4

Figure 4: Electricity Price Forecast Using Combined Models with Adaptive Weights Selected and Errors Calibrated by Hidden Markov Model 