Table 12.
Comparison of license plate recognition algorithms.
| Processing Method | Minimum Plate Size | Recognition Success Rate | ||
|---|---|---|---|---|
| Hongliang et al. | Binary | Edge statistics | 65 × 20 | 99.6% |
| Kim et al. | Binary | Sobel operation | 65 × 20 | 96.5% |
| Comelli et al. | Gray-level | Global Image Processing | 100 × 25 | 84.2% |
| Draghici et al. | Gray-level | Global Image Processing | 100 × 25 | 98.5% |
| Anagnostopoulos et al. | Gray-level | Region segmentation | 61 × 20 | 87.8% |
| Cao et al. | Color | Model transformation | 41 × 13 | 100% |
| Zimic et al. | Color | Fuzzy set theory | 120 × 35 | 97.0% |
| Chang et al. | Color | Fuzzy set theory | 80 × 45 | 97.6% |