{"id":"6a40c7b4-4b8c-4cd6-b850-3e70161363f1","title":"青藏高原地区夜间灯光数据（2000，2005,1010）","title_en":"Night light data on the Tibetan Plateau (2000, 2005, 2010)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"Night time light year","description":"数据包含青藏高原地区的夜间灯光数据，空间分辨率为1km*1km，时间分辨率为5年，时间覆盖范围为2000年、2005年、2010年。数据来自Version 4 DMSP-OLS产品，DMSP/OLS传感器独辟蹊径，采集的是夜间灯光、火光等产生的辐射信号。DMSP/OLS传感器在夜间工作，能探测到城市灯光甚至小规模居民地、车流等发出的低强度灯光，并使之区别于黑暗的乡村背景。因此，DMSP/OLS夜间灯光影像可作为人类活动的表征，成为了人类活动监测研究的良好数据源。","doi":"","projection":"","language":"zh","share_type":"online","east":104.38,"west":73.44,"south":25.99,"north":40.02,"scale":null,"crs":null,"filesize":196.0,"share_policy":"a","ts_created":"2019-01-03T03:42:17.863471+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-09-22T09:48:44.575821+08:00","time_description":"2000-2010","datas_group":3,"time_description_en":"","data_format":null,"project":[11,12],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"陈彬","username":"chenb","email":"chenb@bnu.edu.cn","is_cancel_expert":false}],"review_editor":null,"data_sources":"","temporal_resolution":"Yearly","spatial_resolution":"","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"6a40c7b4-4b8c-4cd6-b850-3e70161363f1","three_pole":null,"third_pole":"XDA20020402"},"username":"XDA20020402","review_time":null,"protected_duration":0,"protected_describe":null,"is_important":false,"hit_count":2335}