Research Article
Reliable SINS/SAR/GNSS Integrated Navigation System for the Supersonic Vehicle
Table 1
The comparative experiment results of feature algorithms.
| Feature algorithm | Matching algorithm | SAR image size | Average position error (pixel) | Average time of the whole process (s) |
| ORB | FLANN [27] | | 1.7 | 0.11 | SAR-SIFT | FLANN [27] | | 1.6 | 0.14 | LSD | LSD | | 2.4 | 0.19 | Ours | SSDA | | 1.9 | 0.09 |
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