Wood Species Recognition Based on Visible and Near-Infrared Spectral Analysis Using Fuzzy Reasoning and Decision-Level Fusion

Table 2

The contribution rate (CR) and cumulative contribution rate (CCR) of the principal components (PCs) for visible (VIS) and near-infrared (NIR) spectral data.

	PC01	PC02	PC03	PC04	PC05	PC06	PC07	PC08	PC09	PC10
VIS CR	0.8804	0.0726	0.0301	0.0070	0.0061	0.0018	0.00074982	0.00055908	0.00047882	0.00027888
VIS CCR	0.8804	0.9529	0.9830	0.9900	0.9961	0.9979	0.9986	0.9992	0.9997	0.9999
NIR CR	0.8215	0.1468	0.0155	0.0097	0.0029	0.0021	0.00082330	0.00023093	0.00017311	0.00010637
NIR CCR	0.8215	0.9683	0.9838	0.9935	0.9965	0.9987	0.9994	0.9997	0.9998	0.9999