Nondestructive Identification of Salmon Adulteration with Water Based on Hyperspectral Data

Table 1

Principal-component eigenvalues and contribution rates of the salmon sample containing 0.3 mL of water.

PC	Eigenvalue	Contribution rate (%)	Cumulative contribution rate (%)
1	57.27692	87.41	87.41
2	7.906958	12.07	99.48
3	0.288961	0.44	99.92
4	0.022441	0.03	99.95
5	0.01744	0.03	99.98
6	0.015825	0.02	100