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Geo-spatial Information Science Volume 21, 2018 - Issue 1: Special Issue: Information Processing for Unmanned Aerial Vehicles (UAVs) in Surveying, Mapping, and Navigation. Guest Editors: Gui-Song Xia, Mihai Datcu, Wen Yang, Xiang Bai
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Articles

Super-resolution enhancement of UAV images based on fractional calculus and POCS

Junfeng LeiElectronic Information School, Wuhan University, Wuhan, China
,
Shangyue ZhangElectronic Information School, Wuhan University, Wuhan, China
,
Li LuoElectronic Information School, Wuhan University, Wuhan, China
,
Jinsheng XiaoElectronic Information School, Wuhan University, Wuhan, ChinaCorrespondence[email protected]
&
He WangThe Third Research Institute of Ministry of Public Security, Shanghai, China
Pages 56-66 | Received 08 Jun 2017, Accepted 10 Dec 2017, Published online: 09 Feb 2018

Figures & data

Figure 1. Effects of fractional calculus.

Figure 1. Effects of fractional calculus.

Figure 2. Objective evaluation index with different order of fractional calculus.

Figure 2. Objective evaluation index with different order of fractional calculus.

Figure 3. Different reconstruction results.

Figure 3. Different reconstruction results.

Figure 4. Process of fractional calculus reconstruction.

Figure 4. Process of fractional calculus reconstruction.

Figure 5. Test images.

Figure 5. Test images.

Figure 6. Low-resolution frames.

Figure 6. Low-resolution frames.

Figure 7. Image reconstruction results of the Lena picture.

Figure 7. Image reconstruction results of the Lena picture.

Figure 8. Image reconstruction results of the Normal picture.

Figure 8. Image reconstruction results of the Normal picture.

Figure 9. Image reconstruction results of the Contrast picture.

Figure 9. Image reconstruction results of the Contrast picture.

Figure 10. Image reconstruction results of the Motion-blur Picture 1.

Figure 10. Image reconstruction results of the Motion-blur Picture 1.

Figure 11. Image reconstruction results of the Motion-blur Picture 2.

Figure 11. Image reconstruction results of the Motion-blur Picture 2.

Figure 12. Image reconstruction results of the Fisheye-effect Picture 1.

Figure 12. Image reconstruction results of the Fisheye-effect Picture 1.

Figure 13. Image reconstruction results of the Fisheye-effect Picture 2.

Figure 13. Image reconstruction results of the Fisheye-effect Picture 2.

Table 1. Objective index values of image reconstruction.

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