A method for kernel-driven model to correct the blended hemispherical diffuse irradiance in multi-angle measurements

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

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

Semi-empirical kernel-driven Bidirectional Reflectance Distribution Function (BRDF) model has been developed to retrieve the BRDF shapes of the observed surface from multi-angle measurements. At present, hemispherical diffuse irradiance is usually blended in the multi-angle measurements. The blend of diffuse irradiance will smooth the intrinsic BRDF shapes of observed surface. Therefore, there is a need to correct the diffuse irradiance to get the ideal BRDF shapes when the multi-angle measurements is processed by the kernel-driven model. In this article, we develop a method for kernel-driven model to correct the blended hemispherical diffuse irradiance in the multi-angle measurements. Multi-angle data simulated by the PROSAIL model are used to validate the efficiency of the method. The result indicates that the simulated reflectance after correction agree well with the measurements without diffuse irradiance.

Original languageEnglish
Title of host publication2016 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2016 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages3504-3507
Number of pages4
ISBN (Electronic)9781509033324
DOIs
Publication statusPublished - 1 Nov 2016
Externally publishedYes
Event36th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2016 - Beijing, China
Duration: 10 Jul 201615 Jul 2016

Publication series

NameInternational Geoscience and Remote Sensing Symposium (IGARSS)
Volume2016-November

Conference

Conference36th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2016
Country/TerritoryChina
CityBeijing
Period10/07/1615/07/16

Keywords

  • BRDF
  • PROSAIL
  • hemispherical diffuse irradiance
  • kernel-driven model

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