Classification of Geological Samples Based on Soft Independent Modeling of Class Analogy Using Laser-Induced Breakdown Spectroscopy

Table 3

Classification performance using SIMCA with PCA for 25 geological samples.

No.	Correct classification	Misclassification	Unclassification
1	60%	40%	0
2	97.5%	2.5%	0
3	100%	0	0
4	100%	0	0
5	97.5%	2.5%	0
6	100%	0	0
7	97.5%	2.5%	0
8	100%	0	0
9	87.5%	12.5%	0
10	90%	10%	0
11	100%	0	0
12	100%	0	0
13	97.5%	2.5%	0
14	92.5%	0	7.5%
15	80%	0	20%
16	92.5%	0	7.5%
17	100%	0	0
18	100%	0	0
19	97.5	0	2.5%
20	100%	0	0
21	80%	20%	0
22	97.5%	2.5%	0
23	100%	0	0
24	100%	0	0
25	85%	15%	0
Average results	94.1% (941/1000)	4.7% (47/1000)	1.2% (12/1000)