Spectroscopy and Spectral Analysis, Volume. 42, Issue 2, 524(2022)
Analysis of Spectral Characteristics of Different Wetland Landscapes Based on EO-1 Hyperion
Figures & Tables(10)
Fig. 3. Standard deviation curves of spectral reflectance of different landscapes
Fig. 5. Standard deviations of first derivative spectra of different landscapes
Fig. 6. NDVI series remote sensing indexes and EVI of different landscapes
Fig. 7. GI, MCARI/OSAVI, MSR705, Chlorphyll Index RedEdge 710 indexes of different landscapes
Table 1. The number of pixels in the region of interest of each landscape type
View tableView in ArticleTable 1. The number of pixels in the region of interest of each landscape type
地物类型 像元数量 面要素 线要素 点要素 荷田 193 2/60 0/0 133 芦苇地 177 1/42 0/0 135 林地 281 1/279 0/0 2 农田-水田 2 050 4/2 050 0/0 0 农田-旱地 2 931 10/2 931 0/0 0 河道 183 0/0 0/0 183 湖泊鱼塘 2 062 0/0 0/0 2 062 建筑用地 410 6/388 1/22 0
Table 2. The Hyperspectral Vegetation indexes used by this work
View tableView in ArticleTable 2. The Hyperspectral Vegetation indexes used by this work
植被指数 计算公式 文献 归一化植被指数NDVI (RNIR-RRed)/(RNIR+RRed) [15] 绿色归一化植被指数(GNDVI) (R801-R550)/(R800+R550) [16] 归一化植被指数1(NDVI1) (R760-R708)/(R760+R708) [17] 归一化植被指数2(NDVI2) (R800-R600)/(R800+R600) [18] 归一化植被指数3(NDVI3) (R900-R680)/(R900+R680) [19] 归一化植被指数4(NDVI4) (R780-R550)/(R780+R550) [20] 增强型植被指数(EVI) 2.5×((RNIR-RRed)/(RNIR+6.0×RRed -7.5×RBlue+1)) [21] 绿度指数(GI) R554/R677 [22] 改进红边比值植被指数(MSR705) (R750-R445)/(R705+R445) [23] 优化土壤背景信息的综合叶绿素光谱
指数(MCARI/OSAVI)[(R750-R705)-0.2(R750-R550)](R750/R705)/
[(1+0.16)(R750-R705)/(R750+R705+0.16)][24] 红边叶绿素指数710
(Chlorphyll Index RedEdge 710)R750/R710-1 [25]
Table 3. Characteristics of three sides (blue, yellow and red) of wetland landscape
View tableView in ArticleTable 3. Characteristics of three sides (blue, yellow and red) of wetland landscape
湿地景观
类型蓝边
/nm蓝边
斜率黄边
/nm黄边
斜率红边
/nm红边
斜率荷田 517.92 8.70 573.44 -3.89 712.19 49.23 芦苇地 509.14 4.77 572.66 -2.82 719.25 36.10 林地 512.96 4.51 570.25 -3.33 722.04 43.63 农田-旱地 510.57 4.66 570.86 -2.55 719.73 29.09 农田-水田 507.85 5.03 567.90 -0.93 721.80 35.17 河道 503.94 6.28 565.77 2.21 704.33 3.73 湖泊鱼塘 506.66 7.16 562.62 2.75 708.03 -5.49 建筑用地 504.82 5.88 570.56 1.92 721.97 15.76
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. Analysis of Spectral Characteristics of Different Wetland Landscapes Based on EO-1 Hyperion[J]. Spectroscopy and Spectral Analysis, 2022, 42(2): 524
Paper Information
Category: Research Articles
Received: Dec. 21, 2020
Accepted: Feb. 17, 2021
Published Online: Apr. 2, 2022
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