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