| Generating outline images of a palm with the fingers curled | 0 | 0.34 | 2016 |
| Fingernail Detection System Using Differences Of The Distribution Of The Nail-Color Pixels | 3 | 0.65 | 2013 |
| Examination of regions containing color similar to that of nails | 1 | 0.61 | 2013 |
| Fingernail Detection Method from Hand Images including Palm. | 0 | 0.34 | 2013 |
