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《工程科学学报》录用稿,https://doi.org/10.13374/i,issn2095-9389.2021.08.03.002©北京科技大学2020 工程科学学报 DOI: 归一化植被指数(NDVI)在 草原霹天煤矿区的适用性分析 惠嘉伟),白中科12,区,刘凯杰),王子昊) 1)中国地质大学(北京)土地科学技术学院,北京1000832)自然资源部土地整治重点实验室,北京1000353)自然资源部矿区生态修 复工程技术创新中心,北京100083 ☒通信作者,E-mail:baik@cugb.edu.cn 摘要煤炭生产不可避免地会对生态环境造成影响,在煤炭生产中,生态环境监测是经济可持续发展的重要环节。 目前煤矿生态监测的最常见的方法是基于NDVI的植被覆盖度计算。在对于露天的植被监测实验中,基于NDVI 的植被覆盖度计算结果出现了的误差。为了研究该误差区域的形成原因,为草原矿区生态监测提供合适的方法,本 文利用Sentinel-2数据采取遥感波段反演的方法计算了研究区的NDVI。并采取实证对比的方法对胜利、平朔和矿区的 NDVI分布特征进行了研究。结果表明:NDVI在具有一定植被覆盖的区域能够良好的反映地表植被覆盖情况,但 在矿区内部被煤炭覆盖的区域可能会出现一定程度的误差。误差现象在两个研究区均会出现,且在胜利矿区影响更 加严重。该误差现象出现的原因是由于NDVI的归一化算法的不足导致了仅使用NDVI为参数无法区分光谱曲线具 有相似特征的煤炭覆盖区域和中低覆盖草地。建议在矿区植被监测中将相关区域进行掩膜处理或更换植被指数以避 免该现象的影响。 关键词NDVI:遥感植被监测:胜利矿区:平朔矿 分类号TG142.71 Applicability analysis of Normalized Difference Vegetative Index (NDVI)in grassland open-pit COa mine HUI Jia-wei,BAI Zhong-ke23)LUI Kai-jiei",WANG Zi-hao 1)School of Land Science andTechnology,China University of Geosciences,Beijing 100083,China;2112190035@cugb.edu.cn (J.H.); yebaoying@cugb.edu.cn(B.Y.).2112T90034@cugb.edu.cn(Z.W.) 2)Key Lab of Land Consolidation and Rehabilitation,the Ministry of Natural Resources,Beijing 100035,China 3)Technology Innovat Cepter of Ecological Restoration Engineering in Mining Area,the Ministry of Natural Resources,Beijing 10008,China Corresponding author,E-mail:baizk@cugb.edu.cn ABSTRACT Coal production will inevitably affect the ecological environment.It has become the consensus of all major countries that vegetation restoration should be carried out in coal mining areas.Monitoring the vegetation in the mining area is an important part of the vegetation restoration work in the mining area,and plays an important role in the design, implementation,management and maintenance of the vegetation work in the mining area.At present,the most common method of coal mine ecological monitoring is the calculation of vegetation coverage based on NDVI.In the process of vegetation monitoring for open-pit mines in the grassland,it was found that the calculation of vegetation coverage based on工程科学学报 DOI: 归一化植被指数(NDVI)在 草原露天煤矿区的适用性分析 惠嘉伟 1),白中科 1,2,3) ,刘凯杰 1) ,王子昊 1) 1)中国地质大学(北京)土地科学技术学院,北京 100083 2)自然资源部 土地整治重点实验室,北京 100035 3)自然资源部 矿区生态修 复工程技术创新中心,北京 100083  通信作者,E-mail: baizk@cugb.edu.cn 摘 要 煤炭生产不可避免地会对生态环境造成影响,在煤炭生产中,生态环境监测是经济可持续发展的重要环节 。 目前煤矿生态监测的最常见的方法是基于 NDVI 的植被覆盖度计算。在对于露天矿的植被监测实验中,基于 NDVI 的植被覆盖度计算结果出现了的误差。为了研究该误差区域的形成原因,为草原矿区生态监测提供合适的方法,本 文利用 Sentinel-2 数据采取遥感波段反演的方法计算了研究区的 NDVI。并采取实证对比的方法对胜利、平朔矿区的 NDVI 分布特征进行了研究。结果表明:NDVI 在具有一定植被覆盖的区域能够良好的反映地表植被覆盖情况,但 在矿区内部被煤炭覆盖的区域可能会出现一定程度的误差。误差现象在两个研究区均会出现,且在胜利矿区影响更 加严重。该误差现象出现的原因是由于 NDVI 的归一化算法的不足导致了仅使用 NDVI 为参数无法区分光谱曲线具 有相似特征的煤炭覆盖区域和中低覆盖草地。建议在矿区植被监测中将相关区域进行掩膜处理或更换植被指数以避 免该现象的影响。 关键词 NDVI;遥感植被监测;胜利矿区;平朔矿区;Sentinel-2 分类号 TG142.71 Applicability analysis of Normalized Difference Vegetative Index (NDVI) in grassland open-pit coal mine HUI Jia-wei1) , BAI Zhong-ke1,2,3)  ,LUI Kai-jiei1) , WANG Zi-hao1) 1)School of Land Science and Technology, China University of Geosciences, Beijing 100083, China; 2112190035@cugb.edu.cn (J.H.); yebaoying@cugb.edu.cn (B.Y.); 2112190034@cugb.edu.cn (Z.W.) 2)Key Lab of Land Consolidation and Rehabilitation, the Ministry of Natural Resources, Beijing 100035, China 3)Technology Innovation Center of Ecological Restoration Engineering in Mining Area, the Ministry of Natural Resources, Beijing 100083, China  Corresponding author, E-mail: baizk@cugb.edu.cn ABSTRACT Coal production will inevitably affect the ecological environment. It has become the consensus of all major countries that vegetation restoration should be carried out in coal mining areas. Monitoring the vegetation in the mining area is an important part of the vegetation restoration work in the mining area, and plays an important role in the design, implementation, management and maintenance of the vegetation work in the mining area. At present, the most common method of coal mine ecological monitoring is the calculation of vegetation coverage based on NDVI. In the process of vegetation monitoring for open-pit mines in the grassland, it was found that the calculation of vegetation coverage based on 《工程科学学报》录用稿,https://doi.org/10.13374/j.issn2095-9389.2021.08.03.002 ©北京科技大学 2020 录用稿件,非最终出版稿
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