Table 2.
Line matching results of the proposed method, MSLD and LPI on illumination datasets.
| Img Pairs | The Number of Img Pairs | Method | Correct Matches | Total Matches | Precision (%) | Average Time (ms) |
|---|---|---|---|---|---|---|
| corridor | 1–2 | proposed | 763 | 775 | 98.5 | 8.0 |
| MSLD | 376 | 395 | 95.2 | 2.3 | ||
| LPI | 128 | 465 | 27.5 | 19.1 | ||
| 1–3 | proposed | 453 | 466 | 97.2 | 7.6 | |
| MSLD | 202 | 219 | 92.2 | 2.4 | ||
| LPI | 69 | 250 | 27.6 | 9.2 | ||
| 1–4 | proposed | 243 | 257 | 94.6 | 7.7 | |
| MSLD | 96 | 119 | 80.7 | 2.6 | ||
| LPI | 32 | 163 | 19.6 | 7.3 | ||
| 1–5 | proposed | 121 | 127 | 95.3 | 7.4 | |
| MSLD | 29 | 54 | 53.7 | 2.9 | ||
| LPI | 7 | 12 | 58.3 | 6.0 | ||
| desktop | 1–2 | proposed | 299 | 307 | 97.4 | 8.2 |
| MSLD | 179 | 186 | 96.2 | 3.8 | ||
| LPI | 46 | 52 | 88.5 | 6.7 | ||
| 1–3 | proposed | 509 | 515 | 98.8 | 8.1 | |
| MSLD | 302 | 310 | 97.4 | 2.4 | ||
| LPI | 214 | 230 | 93.0 | 8.3 | ||
| 1–4 | proposed | 491 | 495 | 99.2 | 8.0 | |
| MSLD | 281 | 287 | 97.9 | 2.4 | ||
| LPI | 214 | 227 | 94.3 | 7.6 | ||
| 1–5 | proposed | 371 | 375 | 98.9 | 8.1 | |
| MSLD | 239 | 244 | 98.0 | 2.2 | ||
| LPI | 53 | 176 | 30.1 | 6.0 | ||
| desktop_syn | 1–2 | proposed | 411 | 414 | 99.3 | 8.2 |
| MSLD | 276 | 283 | 97.5 | 2.2 | ||
| LPI | 175 | 208 | 84.1 | 6.9 | ||
| 1–3 | proposed | 361 | 365 | 98.9 | 8.1 | |
| MSLD | 181 | 189 | 95.8 | 2.2 | ||
| LPI | 21 | 126 | 16.7 | 5.2 |