Figure 1

Facial landmarks divided into anatomical and pseudo-anatomical landmarks. Anatomical landmarks: 1) Right eyebrow lateral point, 5) Right eyebrow medial point, 9) Left eyebrow lateral point, 13) Left eyebrow medial point, 17) Right eye lateral canthus, 21) Right eye medial canthus, 25) Left eye lateral canthus, 29) Left eye medial canthus, 33) Right pupil center, 34) Left pupil center, 37) The outer left alar-facial groove, 38) The inner left alar-labial groove, 40) The columellars connection to the upper lip, 42) The inner right alar-labial groove, 43) The outer right alar-facial groove, 46) Tip of the nose, 47) Right oral commissure, 49) The right philtrum column connection to the the vermillion border, 50) Midpoint on the cupid’s bow, 51) The left philtrum column connection to the the vermillion border, 53) Left oral commissure, 63) Right ear attachment, 68) Lowest point of the central jaw, 73) Left ear attachment.Pseudo-landmarks groups: 2-4 & 6-8) Right eyebrow, 10-12 & 14-16) Left eyebrow, 18-20 & 22-24) Right eye, 26-28 & 30-32) Left eye, 35 & 36 & 39 & 41 & 44 & 45) Nose, 48 & 52 & 54-62) Mouth, 64-67 & 69-72) Jaw.