Self-Learning Facial Emotional Feature Selection Based on Rough Set Theory

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="802932.fig.002a" src="https://static.hindawi.com/articles/mpe/volume-2009/802932/figures/802932.fig.002a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Some images of CKACFE database</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="802932.fig.002b" src="https://static.hindawi.com/articles/mpe/volume-2009/802932/figures/802932.fig.002b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Some images of JAFFE database</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="802932.fig.002c" src="https://static.hindawi.com/articles/mpe/volume-2009/802932/figures/802932.fig.002c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Some images of CQUPTE database</td></tr></table></td></tr></table>

Mathematical Problems in Engineering

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Figure 2: Self-Learning Facial Emotional Feature Selection Based on Rough Set Theory 