ESTIMATION OF MIXED FORESTS CLUMPING INDEX AND ITS SPATIAL HETEROGENEITY STUDY

Rui Xie, Ziti Jiao*, Yadong Dong, Xiaoning Zhang, Siyang Yin, Lei Cui, Jing Guo, Sijie Li, Zidong Zhu, Yidong Tong

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Foliage Clumping Index (CI) is an important structural parameter within vegetation canopy, and current satellite-borne CI products mainly retrieved by using the linear relationship between the CI and the normalized difference between hotspot and dark spot (NDHD), while there is no directly model to calculate the CI of mixed forest. The objective of this paper is to propose a new method to calculate the mixed forest CI (MFCI) and access the ability to response the spatial heterogeneity of mixed forest pixels. The results show that: (1) The accuracy of MFCI is significantly higher than that of existing MODIS CI products, the average error can be reduced by 6.3% (2) the total sensitivity of MFCI to spatial heterogeneity is high(>0.6), and with the highest sensitivity to bare soil.

源语言英语
主期刊名IGARSS 2021 - 2021 IEEE International Geoscience and Remote Sensing Symposium, Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
3701-3704
页数4
ISBN(电子版)9781665403696
DOI
出版状态已出版 - 2021
已对外发布
活动2021 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021 - Brussels, 比利时
期限: 12 7月 202116 7月 2021

出版系列

姓名International Geoscience and Remote Sensing Symposium (IGARSS)
2021-July

会议

会议2021 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021
国家/地区比利时
Brussels
时期12/07/2116/07/21

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