Table 5.

The percentage of overlapping for image‐based clustering and physicochemical‐based clustering

Image‐based clustering	Physicochemical‐based clustering	Cluster 1	Cluster 2	Cluster 3
PC indicators	All variables	20%	63.64%	100%
PC indicators	PC scores	40%	40%	0%
PC indicators	PC indicators	16.67%	50%	83.33%
PC scores	All variables	40%	18.18%	50%
PC scores	PC scores	20%	40%	40%
PC scores	PC indicators	33.33%	0%	50%
All variables	All variables	40%	54.55%	50%
All variables	PC scores	20%	30%	0%
All variables	PC indicators	66.67%	75%	50%