VALIDATION OF THE LAND SURFACE TEMPERATURE DERIVED FROM HJ-1B/IRS DATA WITH GROUND MEASUREMENTS

被引:0
|
作者
Li, Hua [1 ,2 ]
Liu, Qinhuo [1 ,2 ]
Jiang, Jinxiong [1 ,2 ]
Wang, Heshun [3 ]
Sun, Lin [4 ]
机构
[1] Chinese Acad Sci, Inst Remote Sensing Applicat, State Key Lab Remote Sensing Sci, Beijing 100101, Peoples R China
[2] Beijing Normal Univ, Beijing 100875, Peoples R China
[3] Beijing Res Inst Uranium Geol, Beijing 100029, Peoples R China
[4] Shandong Univ Sci & Technol, Geomat Coll, Qingdao 266510, Peoples R China
基金
美国国家科学基金会;
关键词
land surface temperature; HJ-1B/IRS; NCEP; ground measurements;
D O I
10.1109/IGARSS.2011.6048950
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Land surface temperature (LST) is required for a wide variety of scientific studies, from climatology to hydrology and ecology. The feasibility of using atmospheric profile extracted from NCEP data for LST retrieval from HJ-1B/IRS data was analyzed in this paper. A series of ground measurements were carried out to validate the IRS LST results in Hebei province, China, from May to September, 2010. The results indicate that the LST derived from IRS data by using NCEP data showed a good agreement with the ground LSTs, with RSEM lower than 1.5K. Therefore, it can be concluded that the profile extracted from NCEP data is a useful source for LST retrieval from HJ-1B/IRS data.
引用
收藏
页码:293 / 296
页数:4
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