窗口宽度 | 光谱范围/cm−1 | 主因子数(Rank) | 预测标准偏差(RMSEP) | 决定系数(R2) |
90 | 798.5~843.5 | 6 | 0.4411836 | 0.7138322 |
100 | 770.5~854.5 | 6 | 0.3622627 | 0.8085771 |
110 | 772.5~853.5 | 6 | 0.3518059 | 0.8193895 |
120 | 777.5~859.5 | 6 | 0.3594466 | 0.8111282 |
130 | 779.5~871.5 | 7 | 0.2815012 | 0.8835243 |
140 | 777.5~893.3 | 7 | 0.2473274 | 0.9096269 |
150 | 760.5~881.5 | 7 | 0.2347383 | 0.9182303 |
160 | 755.5~841.5 | 8 | 0.3506788 | 0.8176704 |
170 | 752.5~892.5 | 8 | 0.288771 | 0.8939719 |
180 | 754.5~894.5 | 8 | 0.2189412 | 0.9289605 |
190 | 749.5~840.5 | 9 | 0.3357593 | 0.834475 |