Research Article
Visual Localization of an Internal Inspection Robot for the Oil-Immersed Transformer
Table 2
Comparison results of feature extraction quantity.
| Number | Original image | Enhanced image |
| Image 1 | 33 | 339 | Image 2 | 32 | 334 | Image 3 | 33 | 302 | Image 4 | 32 | 305 | Image 5 | 36 | 320 | Image 6 | 35 | 323 | Image 7 | 36 | 328 | Image 8 | 32 | 340 | Image 9 | 33 | 395 | Image 10 | 33 | 345 |
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