Sai LI, Qiu YIN, Yong HU, Cai-Lan GONG. A push-sweep hyperspectral aerial image Mosaic method based on SPHP[J]. Journal of Infrared and Millimeter Waves, 2021, 40(1): 64
- Journal of Infrared and Millimeter Waves
- Vol. 40, Issue 1, 64 (2021)
Fig. 1. Roadmap for hyperspectral image Mosaic technology
Fig. 2. Comparison of results before and after calibration (a) Before correction (b) After correction
Fig. 3. All band mean and standard deviation results (a) Mean value of each band (b) Standard deviation of each band
Fig. 4. Comparison of image projection transformation results (a) Original image (b) Image deformation by Autostitch method (c) Image deformation by APAP method (d) Image deformation by our method
Fig. 5. Band optimization results
Fig. 6. PCA transformation results
Fig. 7. Registration result bar chart of the four methods
Fig. 8. Percentage of correct matching points result bar chart of the four methods
Fig. 9. Two experimental images and characteristic point pair purification result
Fig. 10. Results of the fusion phase (a) Mask of left and right images (b) Overlapping region fusion coefficient diagram
Fig. 11. Comparison of stitch result of different methods (a) Stitch result of traditional homography matrix (b) Result of the method in this paper
Fig. 12. Result of three alignment methods (a) Autostitch algorithm (b) APAP algorithm (c) this paper method
Fig. 13. True color composite image of hyperspectral image
Fig. 14. Hyperspectral data cube
Fig. 15. Map to Google earth result
Fig. 16. Rice research area mosaic experiment
Fig. 17. Comparison of spectral similarity evaluation results of different stitch methods
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Table 1. Parameters of hyperspectral imaging system
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Table 2. Evaluation of similarity of spectral curves before and after stitch
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