| 数学变换 Mathematical transformation | 陆地棉 Upland cotton | 海岛棉 Sea island cotton | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 方法 Method | 参数 Param-eter | 显著波段数量 Number of bands significantly correlated with SPAD | 极显著波段数 Number of bands extremely significantly correlated with SPAD | 显著波段波长 Significant band wave-length/nm | 最大相关系数 Highest correla-tion coeffi-cient | 显著波段数量 Number of bands significantly correlated with SPAD | 极显著波段数 Number of bands extremely significantly correlated with SPAD | 显著波段波长 Signifi-cant band wave-length/ nm | 最大相关系数 Highest correla-tion coeff-cient |
| 原始数据 Raw data | 388 | 0 | 1 073 | -0.305 | 462 | 124 | 717 | -0.434 | |
| 连续小波变换 Continu-ous wavelet transform | XB1 | 21 | 1 | 419 | 0.355 | 94 | 36 | 1 013 | 0.415 |
| XB2 | 29 | 4 | 419 | 0.386 | 132 | 47 | 328 | -0.495 | |
| XB3 | 21 | 7 | 419 | 0.410 | 128 | 36 | 1 071 | -0.513 | |
| XB4 | 30 | 6 | 423 | -0.403 | 107 | 35 | 1 074 | 0.429 | |
| XB5 | 39 | 3 | 423 | -0.423 | 116 | 36 | 716 | -0.407 | |
| XB6 | 55 | 1 | 565 | -0.331 | 122 | 54 | 716 | -0.427 | |
| XB7 | 52 | 4 | 506 | -0.368 | 147 | 67 | 440 | -0.435 | |
| XB8 | 53 | 4 | 506 | -0.374 | 156 | 71 | 441 | 0.466 | |
| XB9 | 61 | 3 | 505 | -0.343 | 163 | 70 | 442 | 0.470 | |
| XB10 | 58 | 1 | 505 | -0.310 | 172 | 79 | 443 | 0.469 | |
| 分数阶微分 Fractional order differential | 0.2 | 350 | 2 | 1 061 | -0.334 | 442 | 151 | 708 | -0.476 |
| 0.4 | 274 | 2 | 1 048 | -0.341 | 364 | 170 | 704 | -0.512 | |
| 0.6 | 164 | 8 | 569 | 0.423 | 301 | 158 | 545 | -0.536 | |
| 0.8 | 94 | 10 | 563 | 0.371 | 247 | 144 | 545 | -0.575 | |
| 1.0 | 69 | 8 | 554 | 0.388 | 190 | 92 | 526 | -0.581 | |
| 1.2 | 67 | 4 | 493 | 0.364 | 142 | 59 | 526 | -0.512 | |
| 1.4 | 62 | 4 | 538 | 0.360 | 111 | 39 | 759 | -0.457 | |
| 1.6 | 43 | 6 | 537 | 0.376 | 89 | 29 | 759 | -0.423 | |
| 1.8 | 35 | 7 | 537 | 0.370 | 77 | 22 | 759 | -0.477 | |
| 2.0 | 29 | 4 | 537 | 0.342 | 69 | 21 | 759 | -0.438 | |
