Spatial Images Feature Extraction Based on Bayesian Nonlocal Means Filter and Improved Contourlet Transform

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="467412.fig.006a" src="https://static.hindawi.com/articles/jam/volume-2012/467412/figures/467412.fig.006a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Original image</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="467412.fig.006b" src="https://static.hindawi.com/articles/jam/volume-2012/467412/figures/467412.fig.006b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Curvelet transform</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="467412.fig.006c" src="https://static.hindawi.com/articles/jam/volume-2012/467412/figures/467412.fig.006c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Contourlet transform</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="467412.fig.006d" src="https://static.hindawi.com/articles/jam/volume-2012/467412/figures/467412.fig.006d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>Contourlet + NL-means</td></tr></table></td></tr></table>

<table>Process results for image I. </table>

Journal of Applied Mathematics

fig6

Figure 6

Figure 6: Spatial Images Feature Extraction Based on Bayesian Nonlocal Means Filter and Improved Contourlet Transform 