Figure 1

Example of training images and their corresponding ground truth images. (a1–a2) anonymized upper eyelid images, (a3–a4) anonymized lower eyelid images, (b1–b2) upper eyelid ground truth images, and (b3–b4) lower eyelid ground truth images.

Example of training images and their corresponding ground truth images. (a1–a2) anonymized upper eyelid images, (a3–a4) anonymized lower eyelid images, (b1–b2) upper eyelid ground truth images, and (b3–b4) lower eyelid ground truth images.