提高光谱匹配精度的散射噪声消除方法 下载: 1301次
Scattering Noise Elimination Method for Improving Spectral Matching Accuracy
1 陕西省文物保护研究院, 陕西 西安 710075
2 西安建筑科技大学信息与控制工程学院, 陕西 西安 710055
图 & 表
图 1. 光纤光谱仪及实验环境
Fig. 1. Fiber spectrometer and experimental environment
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图 2. 矿物晶状体图。(a)白云母;(b)石墨;(c)赤铁矿;(d)黄铁矿;(e)蓝铜矿;(f)孔雀石
Fig. 2. Photos of mineral lens. (a) Muscovite; (b) graphite; (c) hematite; (d) pyrite; (e) azurite; (f) malachite
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图 3. 矿物原光谱图。(a)白云母;(b)石墨;(c)赤铁矿;(d)黄铁矿;(e)蓝铜矿;(f)孔雀石
Fig. 3. Spectra of mineral. (a) Muscovite; (b) graphite; (c) hematite; (d) pyrite; (e) azurite; (f) malachite
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图 4. 壁画颜料标准样块。(a)雌黄;(b)大红;(c)铬黄;(d)青金石;(e)石青;(f)石绿
Fig. 4. Standard sample pieces of mural pigments. (a) Orpiment; (b) bright red; (c) chromate; (d) lapis lazuli; (e) azurite; (f) malachite
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图 5. 壁画颜料光谱图。(a)雌黄;(b)大红;(c)铬黄;(d)青金石;(e)石青;(f)石绿
Fig. 5. Spectra of mural pigments. (a) Orpiment; (b) bright red; (c) chromate; (d) lapis lazuli; (e) azurite; (f) malachite
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图 6. MSC校正的矿物光谱数据曲线图。(a)白云母;(b)石墨;(c)赤铁矿;(d)黄铁矿;(e)蓝铜矿;(f)孔雀石
Fig. 6. Mineral spectra corrected by MSC. (a) Muscovite; (b) graphite; (c) hematite; (d) pyrite; (e) azurite; (f) malachite
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图 7. ALMSC校正的光谱数据曲线图。(a)白云母;(b)石墨;(c)赤铁矿;(d)黄铁矿;(e)蓝铜矿;(f)孔雀石
Fig. 7. Mineral spectra corrected by ALMSC. (a) Muscovite; (b) graphite; (c) hematite; (d) pyrite; (e) azurite; (f) malachite
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图 8. MSC校正的壁画颜料光谱数据曲线图。(a)雌黄;(b)大红;(c)铬黄;(d)青金石;(e)石青;(f)石绿
Fig. 8. Spectra of mural pigment corrected by MSC. (a) Orpiment; (b) bright red; (c) chromate; (d) lapis lazuli; (e) azurite; (f) malachite
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图 9. ALMSC校正壁画颜料光谱数据曲线图。(a)雌黄;(b)大红;(c)铬黄;(d)青金石;(e)石青;(f)石绿
Fig. 9. Spectra of mural pigment corrected by ALMSC. (a) Orpiment; (b) bright red; (c) chromate; (d) lapis lazuli; (e) azurite; (f) malachite
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表 1矿物全波段的光谱匹配结果
Table1. Spectral matching results of mineral with full bands
Mineral | Method | Matching fraction |
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Muscovite 1 | Graphite 1 | Hematite 1 | Pyrite 1 | Azurite 1 | Malachite 1 |
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Muscovite 2 | SAM | 0.0988 | 0.2318 | 0.2627 | 0.2062 | 0.3019 | 0.3318 | MSCSAM | 0.0418 | 0.1993 | 0.1925 | 0.2026 | 0.3604 | 0.3919 | ALMSCSAM | 0.0409 | 0.1984 | 0.1917 | 0.2019 | 0.3600 | 0.3914 | Graphite 2 | SAM | 0.1753 | 0.0151 | 0.2213 | 0.1379 | 0.2184 | 0.2308 | MSCSAM | 0.2094 | 0.0145 | 0.1616 | 0.1574 | 0.2888 | 0.3137 | ALMSCSAM | 0.2087 | 0.0089 | 0.1613 | 0.1571 | 0.2883 | 0.3133 | Graphite 3 | SAM | 0.1865 | 0.0219 | 0.2253 | 0.1432 | 0.2181 | 0.2313 | MSCSAM | 0.2129 | 0.0154 | 0.1660 | 0.1612 | 0.2927 | 0.3148 | ALMSCSAM | 0.2122 | 0.0113 | 0.1655 | 0.1609 | 0.2923 | 0.3146 | Hematite 2 | SAM | 0.1161 | 0.1711 | 0.1796 | 0.2190 | 0.3391 | 0.3567 | MSCSAM | 0.1896 | 0.2398 | 0.1167 | 0.2938 | 0.4485 | 0.5087 | ALMSCSAM | 0.1888 | 0.2395 | 0.1165 | 0.2937 | 0.4482 | 0.5083 | Hematite 3 | SAM | 0.1215 | 0.2084 | 0.2457 | 0.2526 | 0.3828 | 0.3749 | MSCSAM | 0.3103 | 0.4137 | 0.3111 | 0.4607 | 0.6300 | 0.6638 | ALMSCSAM | 0.3095 | 0.4133 | 0.3107 | 0.4604 | 0.6296 | 0.6634 | Pyrite 2 | SAM | 0.1167 | 0.2062 | 0.3030 | 0.2194 | 0.3763 | 0.3375 | MSCSAM | 0.1461 | 0.2075 | 0.2310 | 0.2406 | 0.4460 | 0.4226 | ALMSCSAM | 0.1453 | 0.2074 | 0.2309 | 0.2405 | 0.4458 | 0.4224 | Pyrite 3 | SAM | 0.1226 | 0.2138 | 0.3022 | 0.2344 | 0.3873 | 0.3495 | MSCSAM | 0.1516 | 0.2173 | 0.2326 | 0.2567 | 0.4589 | 0.4362 | ALMSCSAM | 0.1509 | 0.2172 | 0.2325 | 0.2567 | 0.4587 | 0.4361 | Azurite 2 | SAM | 0.4471 | 0.3748 | 0.4664 | 0.3491 | 0.1722 | 0.2373 | MSCSAM | 0.3805 | 0.2989 | 0.3810 | 0.2731 | 0.0917 | 0.1672 | ALMSCSAM | 0.3801 | 0.2984 | 0.3807 | 0.2727 | 0.0916 | 0.1669 | Azurite 3 | SAM | 0.4777 | 0.4347 | 0.5355 | 0.3966 | 0.2466 | 0.2717 | MSCSAM | 0.3824 | 0.3367 | 0.4194 | 0.2994 | 0.1646 | 0.1751 | ALMSCSAM | 0.3837 | 0.3361 | 0.4190 | 0.2989 | 0.1644 | 0.1748 | Malachite 2 | SAM | 0.4752 | 0.4024 | 0.5638 | 0.4046 | 0.2901 | 0.1859 | MSCSAM | 0.4093 | 0.3183 | 0.4431 | 0.3291 | 0.2515 | 0.0619 | ALMSCSAM | 0.4088 | 0.3179 | 0.4428 | 0.3288 | 0.2513 | 0.0617 | Malachite 3 | SAM | 0.5026 | 0.4353 | 0.5982 | 0.4411 | 0.3324 | 0.2256 | MSCSAM | 0.4124 | 0.3276 | 0.4531 | 0.3441 | 0.2771 | 0.0974 | ALMSCSAM | 0.4119 | 0.3272 | 0.4527 | 0.3437 | 0.2768 | 0.0973 |
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表 2矿物可见光波段的光谱匹配结果
Table2. Spectral matching results of mineral with visible light bands
Mineral | Method | Matching fraction |
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Muscovite 1 | Graphite 1 | Hematite 1 | Pyrite 1 | Azurite 1 | Malachite 1 |
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Muscovite 2 | SAM | 0.0556 | 0.2125 | 0.3981 | 0.0692 | 0.4289 | 0.5254 | MSCSAM | 0.0578 | 0.1675 | 0.2334 | 0.0463 | 0.5311 | 0.6237 | ALMSCSAM | 0.0576 | 0.1669 | 0.2331 | 0.0453 | 0.5309 | 0.6234 | Graphite 2 | SAM | 0.1697 | 0.0197 | 0.5738 | 0.1737 | 0.2812 | 0.3882 | MSCSAM | 0.2316 | 0.0195 | 0.3684 | 0.1971 | 0.4257 | 0.5258 | ALMSCSAM | 0.2304 | 0.0082 | 0.3673 | 0.1960 | 0.4258 | 0.5261 | Graphite 3 | SAM | 0.1873 | 0.0378 | 0.5786 | 0.1927 | 0.2922 | 0.3980 | MSCSAM | 0.2432 | 0.0312 | 0.3712 | 0.2105 | 0.4348 | 0.5345 | ALMSCSAM | 0.2418 | 0.0260 | 0.3700 | 0.2092 | 0.4348 | 0.5347 | Hematite 2 | SAM | 0.1282 | 0.2442 | 0.3312 | 0.1491 | 0.4970 | 0.5985 | MSCSAM | 0.2531 | 0.4219 | 0.0789 | 0.2998 | 0.8116 | 0.9035 | ALMSCSAM | 0.2523 | 0.4210 | 0.0777 | 0.2989 | 0.8112 | 0.9030 | Hematite 3 | SAM | 0.0936 | 0.1949 | 0.3791 | 0.1170 | 0.4502 | 0.5532 | MSCSAM | 0.3227 | 0.4881 | 0.1394 | 0.3699 | 0.8784 | 0.9708 | ALMSCSAM | 0.3214 | 0.4870 | 0.1374 | 0.3685 | 0.8777 | 0.9701 | Pyrite 2 | SAM | 0.0390 | 0.1869 | 0.4482 | 0.0245 | 0.3834 | 0.4772 | MSCSAM | 0.0578 | 0.1820 | 0.2547 | 0.0123 | 0.5178 | 0.6066 | ALMSCSAM | 0.0575 | 0.1815 | 0.2545 | 0.0097 | 0.5176 | 0.6063 | Pyrite 3 | SAM | 0.0433 | 0.1960 | 0.4368 | 0.0350 | 0.3950 | 0.4887 | MSCSAM | 0.0452 | 0.1946 | 0.2428 | 0.0146 | 0.5314 | 0.6198 | ALMSCSAM | 0.0448 | 0.1943 | 0.2425 | 0.0120 | 0.5314 | 0.6196 | Azurite 2 | SAM | 0.6375 | 0.5481 | 1.0772 | 0.6219 | 0.2675 | 0.1661 | MSCSAM | 0.5420 | 0.4028 | 0.7337 | 0.4948 | 0.0441 | 0.1317 | ALMSCSAM | 0.5417 | 0.4027 | 0.7334 | 0.4948 | 0.0431 | 0.1313 | Azurite 3 | SAM | 0.6822 | 0.5894 | 1.1189 | 0.6669 | 0.3139 | 0.2171 | MSCSAM | 0.5670 | 0.4240 | 0.7564 | 0.5200 | 0.0600 | 0.1259 | ALMSCSAM | 0.5667 | 0.4238 | 0.7559 | 0.5198 | 0.0588 | 0.1256 | Malachite 2 | SAM | 0.7082 | 0.6231 | 1.1437 | 0.6913 | 0.3453 | 0.2418 | MSCSAM | 0.6338 | 0.5023 | 0.8273 | 0.5864 | 0.0990 | 0.0662 | ALMSCSAM | 0.6334 | 0.5022 | 0.8269 | 0.5861 | 0.0985 | 0.0658 | Malachite 3 | SAM | 0.7175 | 0.5311 | 1.1512 | 0.7007 | 0.3560 | 0.2550 | MSCSAM | 0.6206 | 0.4871 | 0.8124 | 0.5731 | 0.0974 | 0.0873 | ALMSCSAM | 0.6201 | 0.4869 | 0.8119 | 0.5728 | 0.0965 | 0.0869 |
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表 3矿物红外光波段的光谱匹配结果
Table3. Spectral matching results of mineral with infrared bands
Mineral | Method | Matching fraction |
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Muscovite 1 | Graphite 1 | Hematite 1 | Pyrite 1 | Azurite 1 | Malachite 1 |
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Muscovite 2 | SAM | 0.0987 | 0.2328 | 0.2102 | 0.2185 | 0.2527 | 0.2815 | MSCSAM | 0.0379 | 0.1975 | 0.1585 | 0.2096 | 0.2824 | 0.3317 | ALMSCSAM | 0.0367 | 0.1965 | 0.1576 | 0.2088 | 0.2794 | 0.3293 | Graphite 2 | SAM | 0.1617 | 0.0129 | 0.1133 | 0.1316 | 0.1872 | 0.1800 | MSCSAM | 0.1976 | 0.0135 | 0.1049 | 0.1510 | 0.2368 | 0.2548 | ALMSCSAM | 0.1970 | 0.0088 | 0.1048 | 0.1509 | 0.2344 | 0.2528 | Graphite 3 | SAM | 0.1718 | 0.0164 | 0.1220 | 0.1341 | 0.1866 | 0.1764 | MSCSAM | 0.2009 | 0.0111 | 0.1082 | 0.1527 | 0.2375 | 0.2540 | ALMSCSAM | 0.2003 | 0.0064 | 0.1080 | 0.1527 | 0.2352 | 0.2521 | Hematite 2 | SAM | 0.1121 | 0.1489 | 0.0607 | 0.2242 | 0.2797 | 0.2896 | MSCSAM | 0.1739 | 0.1967 | 0.0950 | 0.2909 | 0.3675 | 0.4033 | ALMSCSAM | 0.1733 | 0.1963 | 0.0944 | 0.2909 | 0.3650 | 0.4012 | Hematite 3 | SAM | 0.1190 | 0.1817 | 0.0970 | 0.2501 | 0.3104 | 0.3214 | MSCSAM | 0.2920 | 0.3689 | 0.2691 | 0.4518 | 0.5287 | 0.5670 | ALMSCSAM | 0.2913 | 0.3682 | 0.2681 | 0.4514 | 0.5258 | 0.5644 | Pyrite 2 | SAM | 0.0866 | 0.1377 | 0.1142 | 0.1842 | 0.2723 | 0.2797 | MSCSAM | 0.1198 | 0.1397 | 0.0937 | 0.2051 | 0.3228 | 0.3556 | ALMSCSAM | 0.1187 | 0.1386 | 0.0926 | 0.2045 | 0.3193 | 0.3526 | Pyrite 3 | SAM | 0.0931 | 0.1457 | 0.1121 | 0.2032 | 0.2851 | 0.2918 | MSCSAM | 0.1256 | 0.1488 | 0.0939 | 0.2246 | 0.3365 | 0.3687 | ALMSCSAM | 0.1245 | 0.1478 | 0.0927 | 0.2240 | 0.3331 | 0.3657 | Azurite 2 | SAM | 0.3839 | 0.3361 | 0.3940 | 0.2894 | 0.1637 | 0.1645 | MSCSAM | 0.3312 | 0.2749 | 0.3304 | 0.2277 | 0.0692 | 0.0807 | ALMSCSAM | 0.3289 | 0.2732 | 0.3290 | 0.2258 | 0.0690 | 0.0804 | Azurite 3 | SAM | 0.4265 | 0.4092 | 0.4574 | 0.3473 | 0.2366 | 0.2475 | MSCSAM | 0.3406 | 0.3231 | 0.3662 | 0.2593 | 0.1272 | 0.1504 | ALMSCSAM | 0.3387 | 0.3217 | 0.3650 | 0.2578 | 0.1268 | 0.1500 | Malachite 2 | SAM | 0.4105 | 0.3382 | 0.4081 | 0.3177 | 0.2026 | 0.1697 | MSCSAM | 0.3468 | 0.2598 | 0.3285 | 0.2443 | 0.1183 | 0.0573 | ALMSCSAM | 0.3450 | 0.2585 | 0.3274 | 0.2430 | 0.1180 | 0.0570 | Malachite 3 | SAM | 0.4400 | 0.3725 | 0.4426 | 0.3579 | 0.2470 | 0.2130 | MSCSAM | 0.3512 | 0.2702 | 0.3382 | 0.2630 | 0.1470 | 0.0924 | ALMSCSAM | 0.3497 | 0.2691 | 0.3373 | 0.2620 | 0.1466 | 0.0920 |
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表 4壁画颜料的光谱匹配结果
Table4. Spectral matching results of mural pigments
Pigment | Method | Matching fraction |
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Orpiment 1 | Bright red 1 | Chromate 1 | Lapis lazuli 1 | Azurite 1 | Malachite 1 |
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Orpiment 2 | SAM | 0.0077 | 0.3757 | 0.0767 | 0.5627 | 1.0627 | 0.9351 | MSCSAM | 0.0071 | 0.3810 | 0.0755 | 0.5579 | 1.0339 | 0.9128 | ALMSCSAM | 0.0053 | 0.3809 | 0.0753 | 0.5579 | 1.0339 | 0.9127 | Orpiment 3 | SAM | 0.0072 | 0.3808 | 0.0746 | 0.5609 | 1.0604 | 0.9305 | MSCSAM | 0.0072 | 0.3855 | 0.0733 | 0.5590 | 1.0345 | 0.9108 | ALMSCSAM | 0.0056 | 0.3854 | 0.0732 | 0.5589 | 1.0345 | 0.9108 | Bright red 2 | SAM | 0.3262 | 0.0945 | 0.3763 | 0.6358 | 1.1113 | 1.1380 | MSCSAM | 0.3612 | 0.0858 | 0.4109 | 0.6863 | 1.1351 | 1.1670 | ALMSCSAM | 0.3610 | 0.0849 | 0.4107 | 0.6862 | 1.1351 | 1.1669 | Bright red 3 | SAM | 0.3868 | 0.0711 | 0.4312 | 0.7144 | 1.1850 | 1.2157 | MSCSAM | 0.3635 | 0.0593 | 0.4107 | 0.6822 | 1.1321 | 1.1633 | ALMSCSAM | 0.3635 | 0.0585 | 0.4107 | 0.6822 | 1.1321 | 1.1633 | Chromate 2 | SAM | 0.0714 | 0.4025 | 0.0247 | 0.5574 | 1.0561 | 0.8995 | MSCSAM | 0.0716 | 0.4068 | 0.0210 | 0.5583 | 1.0330 | 0.8826 | ALMSCSAM | 0.0715 | 0.4067 | 0.0205 | 0.5582 | 1.0330 | 0.8826 | Chromate 3 | SAM | 0.0839 | 0.4257 | 0.0202 | 0.5599 | 1.0557 | 0.8873 | MSCSAM | 0.0843 | 0.4300 | 0.0136 | 0.5625 | 1.0344 | 0.8721 | ALMSCSAM | 0.0842 | 0.4299 | 0.0128 | 0.5624 | 1.0344 | 0.8720 | Lapis lazuli 2 | SAM | 0.5591 | 0.6758 | 0.5716 | 0.0186 | 0.5143 | 0.5793 | MSCSAM | 0.5641 | 0.6843 | 0.5667 | 0.0161 | 0.4844 | 0.5581 | ALMSCSAM | 0.5640 | 0.6841 | 0.5666 | 0.0110 | 0.4842 | 0.5579 | Lapis lazuli 3 | SAM | 0.5605 | 0.6722 | 0.5733 | 0.0154 | 0.5144 | 0.5849 | MSCSAM | 0.5602 | 0.6788 | 0.5630 | 0.0149 | 0.4888 | 0.5623 | ALMSCSAM | 0.5601 | 0.6787 | 0.5629 | 0.0066 | 0.4885 | 0.5621 | Azurite 2 | SAM | 1.0183 | 1.1061 | 1.0276 | 0.4742 | 0.0515 | 0.5022 | MSCSAM | 1.0341 | 1.1257 | 1.0333 | 0.4910 | 0.0295 | 0.4994 | ALMSCSAM | 1.0340 | 1.1256 | 1.0332 | 0.4907 | 0.0208 | 0.4990 | Azurite 3 | SAM | 1.0230 | 1.1091 | 1.0328 | 0.4769 | 0.0444 | 0.5111 | MSCSAM | 1.0350 | 1.1255 | 1.0347 | 0.4900 | 0.0220 | 0.5067 | ALMSCSAM | 1.0350 | 1.1254 | 1.0347 | 0.4898 | 0.0118 | 0.5064 | Malachite 2 | SAM | 0.9348 | 1.1745 | 0.9071 | 0.5874 | 0.5308 | 0.0179 | MSCSAM | 0.9139 | 1.1587 | 0.8787 | 0.5632 | 0.5096 | 0.0172 | ALMSCSAM | 0.9139 | 1.1587 | 0.8786 | 0.5631 | 0.5094 | 0.0106 | Malachite 3 | SAM | 0.8822 | 1.1224 | 0.8573 | 0.5313 | 0.5106 | 0.0610 | MSCSAM | 0.9150 | 1.1631 | 0.8804 | 0.5649 | 0.5086 | 0.0166 | ALMSCSAM | 0.9150 | 1.1631 | 0.8803 | 0.5648 | 0.5082 | 0.0095 |
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王展, 王可, 王伟超. 提高光谱匹配精度的散射噪声消除方法[J]. 激光与光电子学进展, 2019, 56(2): 022401. Zhan Wang, Ke Wang, Weichao Wang. Scattering Noise Elimination Method for Improving Spectral Matching Accuracy[J]. Laser & Optoelectronics Progress, 2019, 56(2): 022401.