WEP.P25.7: DETECTION AND DIGITAL REPRESENTATION OF ANCIENT ARCHITECTURE DAMAGE BASED ON LASER POINT CLOUD: CASE STUDY OF THE ZHENGDING ANCIENT CITY WALL
Jinyun Wang, Beijing Normal University, China; Kan Wu, Yibo He, Dawei Zhou, Liang Li, Xinpeng Diao, School of Environment Science and Spatial Informatics, China University of Mining & Technology, China; Jianwen Cai, Basic Geographic Information Center of Hebei Province, China