Incremental Nonnegative Matrix Factorization for Face Recognition

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="410674.fig.004a" src="https://static-preview.hindawi.com/articles/mpe/volume-2008/410674/figures/410674.fig.004a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Training number</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="410674.fig.004b" src="https://static-preview.hindawi.com/articles/mpe/volume-2008/410674/figures/410674.fig.004b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Training number</td></tr></table></td></tr></table>

<table>Accuracy comparisons
on (a) FERET and (b) CMU PIE databases.</table>

Mathematical Problems in Engineering

fig4

Figure 4

Figure 4: Incremental Nonnegative Matrix Factorization for Face Recognition 