Research Article
Discriminant Analysis of Undaria pinnatifida Production Areas Using Trace Elemental Analysis
Table 3
Classification results by CART.
(a) By nation () |
| Production correct | Japan | China | Korea | Center |
| Japan | 100 | 47 | 0 | 0 | China | 100 | 0 | 29 | 0 | Korea | 74 | 1 | 1 | 17 |
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(b) By area () |
| Production correct | Sanriku | Naruto | China | Korea | Center | Ratio (%) |
| Sanriku | 100 | 22 | 0 | 0 | 0 | Naruto | 92 | 0 | 23 | 1 | 1 | China | 100 | 0 | 0 | 29 | 0 | Korea | 74 | 2 | 0 | 1 | 16 |
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