Research Article
Feature Matching Optimization of Multimedia Remote Sensing Images Based on Multiscale Edge Extraction
Table 1
Variation of the first image matching time with the sampling rate.
| Sampling rate | 1 | 2 | 4 | 8 | 16 |
| Image size | 3619 × 1825 | 1810 × 912 | 905 × 456 | 452 × 228 | 226 × 114 | Total number of feature points | 39624 | 32904 | 11058 | 3077 | 761 | Matching time/ms | 10452 | 3711 | 1051 | 281 | 69 |
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