Key Lab of Land Resources Evaluation and Monitoring in Southwest;
Ministry of Education;
Sichuan NormalUniversity;
Chengdu 610068;
China;
Institute of Geography and Resources Science;
Sichuan Normal University;
Chengdu 610101;
China;
Institute of Geographic Sciences and Natural Resources Research;
CAS;
Beijing 100101;
China;
Key Laboratory of Land Surface Pattern and Simulation;
CAS;
Beijing 100104;
China;
Chongqing Jiaotong University;
Chongqing 400074;
China;