Analysis of anisotropy variance between the kernel-driven model and the PROSAIL model

Xiaoning Zhang, Ziti Jiao, Yadong Dong, Dongni Bai, Yang Li, Dandan He

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The surface anisotropy characteristics have important significance in the quantitative remote sensing inversion. The kernel-driven model can express the surface anisotropy well and widely used in remote sensing, and the PROSAIL model is a mature vegetation canopy model which can describe complex vegetation structure, therefore studying surface anisotropy variance of the two models is a key point to combine them for further research. We simulate surface reflectance data with complex vegetation structure through the PROSAIL model, with the RossThick-LiSparseR(RTLSR) model and its extended model of Chen(RTCLSR) considering hotspot effect, we analyze anisotropy variance. The result shows: (1) The overall fitting effect is good, the average fitting RMSE is about 0.0071 in red band and 0.0342 in near infrared band; (2) AFX is sensitive to some vegetation structure parameters; (3) C1 and C2 in Chen model is inversely proportional to each other in different Hspot, while proportional in different LAI.

源语言英语
主期刊名2016 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2016 - Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
5506-5509
页数4
ISBN(电子版)9781509033324
DOI
出版状态已出版 - 1 11月 2016
已对外发布
活动36th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2016 - Beijing, 中国
期限: 10 7月 201615 7月 2016

出版系列

姓名International Geoscience and Remote Sensing Symposium (IGARSS)
2016-November

会议

会议36th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2016
国家/地区中国
Beijing
时期10/07/1615/07/16

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