Machine Learning-Based Facial Beauty Prediction and Analysis of Frontal Facial Images Using Facial Landmarks and Traditional Image Descriptors

Table 1

Description of facial ratios used.

S. No.	Description	Ratio vector
1.	Under eyes/Interocular
2.	Under eyes/Nose width
3.	Mouth width/Interocular
4.	Upper lip-jaw/Interocular
5.	Upper lip-jaw/Nose width
6.	Interocular/Lip height
7.	Nose width/Interocular
8.	Nose width/Upper lip height
9.	Interocular/Nose mouth height
10.	Face top-eyebrows/Eyebrows-Nose
11.	Eyebrows-nose/Nose-jaw
12.	Face top-eyebrows/Nose-Jaw
13.	Interocular/Nose width
14.	Face height/Face width