Sha GAO, Xi-ping YUAN, Shu GAN, Lin HU, Rui BI, Rao-bo LI, Wei-dong LUO. UAV Image Matching Method Integrating SIFT Algorithm and Detection Model Optimization[J]. Spectroscopy and Spectral Analysis, 2022, 42(5): 1497
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 5, 1497 (2022)
Fig. 1. Flow chart of UAV image matching
Fig. 2. Extreme value detection of Gaussian difference function
Fig. 3. Experimental image data
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Table 1. Statistics on the number and length of image feature point extraction by different algorithms
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Table 2. Secondary screening of matched point pairs based on Mahalanobis distance and NNDR model
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Table 3. Statistics related to image feature point matching by different algorithms
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Table 4. Statistics of correct extraction rate and RMSE rate of image feature points by different algorithms
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