Jian Gong, Junwei Lü, Liang Liu. Target Enhancement of Infrared Polarization Image Based on Color Space Fusion and Context-Aware Saliency[J]. Acta Optica Sinica, 2019, 39(10): 1001002
- Acta Optica Sinica
- Vol. 39, Issue 10, 1001002 (2019)
Fig. 1. Infrared polarization/intensity image acquisition system. (a) Schematic diagram; (b) photo of system
Fig. 2. Infrared intensity and polarization degree images in different scenarios. (a)-(c) Infrared images; (d)-(f) infrared polarization degree images; (g)-(i) 3D images of infrared intensity; (j)-(l) 3D images of infrared polarization degree
Fig. 3. Flow chart of enhancement of dim and small target
Fig. 4. Mapping relationship of improved HSI color space fusion
Fig. 5. Infrared polarization degree image histograms in different scenarios. (a) Scenario 1; (b) scenario 2; (c) scenario 3
Fig. 6. Experimental results of improved HSI color space fusion. (a) Scenario 1; (b) scenario 2; (c) scenario 3
Fig. 7. Threshold segmentation histograms of sea area. (a) Scenario 1; (b) scenario 2; (c) scenario 3
Fig. 8. HSI color space fusion images of sea area. (a) Scenario 1; (b) scenario 2; (c) scenario 3
Fig. 9. Context-aware saliency maps in different scenarios. (a) Before grayscale transformation; (b) after grayscale transformation
Fig. 10. Enhanced images of sea-surface dim and small targets. (a) Enhanced images; (b) enhanced 3D images
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Table 1. Performance comparison of different algorithms
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