Yantai Institute of Coastal Zone Research;
Chinese Academy of Sciences;
17 Chunhui Road;
Yantai;
264003;
China;
Department of Microbiology and Plant Biology;
Center for Spatial Analysis;
University of Oklahoma;
Norman;
Oklahoma;
USA;
University of Chinese Academy of Sciences;
19 Yuquan Road;
Beijing;
100049;
China;
water extraction; operational land imager(OLI)data; threshold stability; water indices;