| Dataset source: “Nail Segmentation Dataset” on Kaggle — Muhammad Hammad (muhammadhammad261). | |
| URL: https://www.kaggle.com/datasets/muhammadhammad261/nail-segmentation-dataset | |
| License / Terms: CC0: Public Domain | |
| Usage note: Used for training and evaluating nail segmentation; possible bias due to camera quality, lighting, and hand demographics. |