Analysis of Moving Object Imaging from Compressively Sensed SAR Data in the Presence of Dictionary Mismatch

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="142602.fig.007a" src="https://static.hindawi.com/articles/ijap/volume-2013/142602/figures/142602.fig.007a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Original scene for showing effects of range velocity mismatch</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="142602.fig.007b" src="https://static.hindawi.com/articles/ijap/volume-2013/142602/figures/142602.fig.007b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Reconstruction using CSLP. The points are shifted in azimuth direction</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="142602.fig.007c" src="https://static.hindawi.com/articles/ijap/volume-2013/142602/figures/142602.fig.007c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Reconstruction using CSGBP. The points are shifted in azimuth direction</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="142602.fig.007d" src="https://static.hindawi.com/articles/ijap/volume-2013/142602/figures/142602.fig.007d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>Reconstruction using iterative CSGBP. The points are at their original positions. A few side lobes can be seen.</td></tr></table></td></tr></table>

<table>Reconstruction using CSLP, CSGBP, and iterative CSGBP in the presence of range velocity mismatch.</table>

International Journal of Antennas and Propagation

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Figure 7

Figure 7: Analysis of Moving Object Imaging from Compressively Sensed SAR Data in the Presence of Dictionary Mismatch 