Discriminant Analysis of Undaria pinnatifida Production Areas Using Trace Elemental Analysis

Table 2

Classification results by linear discriminant analysis.

(a) By nation (𝑛=3)

Production correct		Japan	China	Korea
Center
Japan	93	44	1	2
China	100	0	29	0
Korea	74	3	2	14

(b) By area (𝑛=4)

Production correct		Sanriku	Naruto	China	Korea
Center	Ratio (%)
Sanriku	87	19	2	0	1
Naruto	92	0	23	1	1
China	100	0	0	29	0
Korea	74	2	1	2	14