A Simple Quality Assessment Index for Stereoscopic Images Based on 3D Gradient Magnitude

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="890562.fig.004a" src="https://static.hindawi.com/articles/tswj/volume-2014/890562/figures/890562.fig.004a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>NBU 3D IQA</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="890562.fig.004b" src="https://static.hindawi.com/articles/tswj/volume-2014/890562/figures/890562.fig.004b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>LIVE 3D Phase I</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="890562.fig.004c" src="https://static.hindawi.com/articles/tswj/volume-2014/890562/figures/890562.fig.004c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>LIVE 3D Phase II-Symmetric</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="890562.fig.004d" src="https://static.hindawi.com/articles/tswj/volume-2014/890562/figures/890562.fig.004d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>LIVE 3D Phase II-Asymmetric</td></tr></table></td></tr></table>

<table>Scatter plots of predicted quality scores against the subjective scores (DMOS) of the proposed method on four databases.</table>

The Scientific World Journal

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Figure 4

Figure 4: A Simple Quality Assessment Index for Stereoscopic Images Based on 3D Gradient Magnitude 