Study on Hyperspectral Characteristics and Difference of Urban Colorful Plants in Beijing in Autumn

Min-jie DUAN; Yan-ming LI; Xin-yu LI; Jun-fei XIE; Qian WANG; Song-ting ZHAO; Rui XU; Yue-rong WANG

doi:10.3964/j.issn.1000-0593(2022)03-0841-06

Journals >Spectroscopy and Spectral Analysis >Volume 42 >Issue 3 >Page 841 > Article

Spectroscopy and Spectral Analysis
Vol. 42, Issue 3, 841 (2022)

Study on Hyperspectral Characteristics and Difference of Urban Colorful Plants in Beijing in Autumn

Min-jie DUAN^*, Yan-ming LI, Xin-yu LI^*;, Jun-fei XIE, Qian WANG, Song-ting ZHAO, Rui XU, and Yue-rong WANG

Author Affiliations

Beijing Institute of Landscape Architecture, Beijing Key Laboratory of Ecological Function Assessment and Regulation Technology of Green Space, Beijing 100102, China

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DOI: 10.3964/j.issn.1000-0593(2022)03-0841-06 Cite this Article

Min-jie DUAN, Yan-ming LI, Xin-yu LI, Jun-fei XIE, Qian WANG, Song-ting ZHAO, Rui XU, Yue-rong WANG. Study on Hyperspectral Characteristics and Difference of Urban Colorful Plants in Beijing in Autumn[J]. Spectroscopy and Spectral Analysis, 2022, 42(3): 841 Copy Citation Text

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Fig. 1. Spectral reflectance curves of Euonymus japonicas leaves in autumn

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Fig. 2. Spectral reflectance curves of purple leave plants in autumn

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Fig. 3. Spectral reflectance curves of red leave plants in autumn

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Fig. 4. Spectral reflectance curves of yellow leave plants in autumn

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类型	变量	定义	描述
光谱吸收特征参数	λ_g	绿峰位置	510~560 nm范围内最大反射率所对应的波长
	R_g	绿峰反射率	510~560 nm范围内最大反射率值
	λ_o	红谷位置	650~690 nm范围内最小反射率所对应的波长
	R_o	红谷反射率	650~690 nm范围内最小反射率值
光谱三边特征参数	λ_r	红边位置	680~760 nm内一阶导数最大值对应的波长
	D_r	红边幅值	680~760 nm内一阶导数光谱最大值
	SD_r	红边面积	680~760 nm内一阶微分的总和
	λ_y	黄边位置	560~640 nm内一阶导数最大值对应的波长
	D_y	黄边幅值	560~640 nm内一阶导数光谱最大值
	SD_y	黄边面积	560~640 nm内一阶微分的总和
	λ_b	蓝边位置	490~530 nm内一阶导数最大值对应的波长
	D_b	蓝边幅值	490~530 nm内一阶导数光谱最大值
	SD_b	蓝边面积	490~530 nm内一阶微分的总和

Table 1. Spectral characteristic parameter

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组别	植物名称	绿峰/ 红峰位置/nm	绿峰/ 红峰反射率	红谷位置 /nm	红谷反射率
绿色系	大叶黄杨	552 c	0.142 c	671 b	0.063 b
紫色系	紫叶小檗	635	0.188	676	0.092
	紫叶碧桃	636	0.173	673	0.148
	紫叶李	633	0.094	671	0.072
	平均值	635 ab	0.152 c	673 ab	0.104 b
红色系	五叶地锦	642	0.436	676	0.335
	元宝枫	655	0.237	674	0.207
	鸡爪槭	654	0.395	674	0.350
	黄栌	-	-	-	-
	红瑞木	-	-	-	-
	平均值	650 a	0.356 b	675 a	0.297 a
黄色系	银杏	636	0.717	674	0.659
	鹅掌楸	638	0.644	674	0.613
	白蜡	635	0.489	676	0.340
	毛白杨	566	0.515	675	0.222
	垂柳	567	0.529	674	0.344
	国槐	636	0.573	676	0.478
	悬铃木	632	0.609	673	0.473
	平均值	616 b	0.581 a	675 a	0.447 a

Table 2. Spectral absorption characteristic parameters and variance analysis of different colorful plants

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组别	植物名称	红边位置 /nm	红边幅值	红边面积 /cm²	黄边位置 /nm	黄边幅值	黄边面积 /cm²	蓝边位置 /nm	蓝边幅值	蓝边面积 /cm²
绿色系	大叶黄杨	704 a	0.989 b	46.743 ab	569 b	0.192 b	6.190 b	521 a	0.288b	6.435 b
紫色系	紫叶小檗	695	3.019	82.658	602	0.337	12.670	491	0.012	0.157
	紫叶碧桃	701	1.725	60.903	628	0.093	4.468	520	0.058	1.617
	紫叶李	701	1.575	56.287	597	0.045	2.032	522	0.052	1.258
	平均值	699 b	2.107 a	66.616 a	609 a	0.159 b	6.390 b	511 a	0.041 c	1.011 c
红色系	五叶地锦	688	1.998	31.815	605	0.851	38.005	501	0.017	0.399
	元宝枫	688	1.414	32.110	628	0.315	16.244	517	0.024	0.513
	鸡爪槭	688	1.258	20.446	606	0.693	32.595	499	0.014	0.227
	黄栌	688	0.532	10.830	607	0.773	42.549	512	0.027	0.814
	红瑞木	688	0.823	23.376	637	0.842	27.670	500	0.016	0.299
	平均值	688 c	1.205 ab	23.715 c	617 a	0.695 a	31.412 a	506 a	0.019 c	0.450 c
黄色系	银杏	688	1.305	20.396	564	0.320	12.692	518	1.364	32.765
	鹅掌楸	688	0.547	8.194	565	0.301	9.108	518	1.456	33.386
	白蜡	688	1.964	36.447	564	0.188	6.165	518	0.732	20.978
	毛白杨	688	2.750	58.536	560	0.096	10.150	518	1.350	30.833
	垂柳	688	2.086	43.273	560	0.076	5.938	518	0.958	25.547
	国槐	688	1.497	22.553	565	0.211	5.062	518	0.919	25.869
	悬铃木	687	1.831	26.778	562	0.297	8.013	518	1.201	29.455
	平均值	688 c	1.711 ab	30.882 bc	563 b	0.213 b	8.161 b	518 a	1.140 a	28.405 a

Table 3. Spectral triangulation characteristic parameters and variance analysis of different color-leaved plants

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