1. School of Remote Sensing and Information Engineering Wuhan University Wuhan Hubei China
2. Center for Urban Science + Progress New York University New York NY USA
3. National Computer Network Emergency Response Technical Team/Coordination Center of China Beijing China
4. Department of Geography & Anthropology Louisiana State University Baton Rouge LA USA
5. Institute of Remote Sensing and Geographical Information Systems, School of Earth and Space Sciences Peking University Beijing China