Xiaolong Wang, Feng Wang, Xiao Liu, Yujian Cao, Jintao Yu. Hyperspectral Polarization Characteristics of Typical Camouflage Target Under Desert Background[J]. Laser & Optoelectronics Progress, 2018, 55(5): 051101
- Laser & Optoelectronics Progress
- Vol. 55, Issue 5, 051101 (2018)
Fig. 1. Model of reflected light polarization characteristics
Fig. 2. Imaging system of divided aperture simultaneous type hypersepctral polarization. (a) Physical map; (b) position of main filed of view
Fig. 3. Design diagram of divided aperture simultaneous type hyperspectral polarization imaging system
Fig. 4. Experiment samples. (a) Desert camouflage net; (b) desert camouflage board; (c) shrinkage ratio target of tank; (d) shrinkage ratio target of Hummer
Fig. 5. Experimental design diagram
Fig. 6. Flow chart of experimental data processing
Fig. 7. Relative reflectance spectra of desert camouflage net under different illuminations. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 8. Relative reflectance spectra of desert camouflage board under different illuminations. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 9. Relative reflectance spectra of shrinkage ratio target of tank under different illuminations. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 10. Relative reflectance spectra of shrinkage ratio target of Hummer under different illuminations. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 11. Relative reflectance spectra of desert camouflage net under different observation angles. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 12. Relative reflectance spectra of desert camouflage board under different observation angles. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 13. Relative reflectance spectra of shrinkage ratio target of tank under different observation angles. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
Fig. 14. Relative reflectance spectra of shrinkage ratio target of Hummer under different observation angles. (a) Relative reflectance spectra of synthetic intensity; (b) relative reflectance spectra of polarization degree
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Table 1. Main performance indexes of divided aperture simultaneous type hyperspectral polarization imaging system
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