The Concept of Sasang Health Index and Constitution-Based Health Assessment: An Integrative Model with Computerized Four Diagnosis Methods

Table 3

Facial variables in the YCrCb color space.

Facial variable	Label	Field	Description
Sector_color_stat	Sector	[FhL, FhR, FhW,; ChLU, ChLD, ChLW,; ChRU, ChRD, ChRW, and Nose]	Fh: forehead, Ch: cheek, Nose: nose,; L: left, R: right, W: overall,; LU: left-up, LD: left-down,; LW: left-overall, and RW: right-overall
	Color	[Y, Cr, Cb]	Y: brightness, Cr: red color, and Cb: blue color
	Stat	[avg, std]	avg: average, std: standard deviation