{"id":"5a8c96b9-ca46-4bd0-942f-ec347bc99c58","title":"中国长江上游 90m Tan DEM-X 高程数据集","title_en":"90m Tan DEM-X elevation data set in the upper Yangtze River of China","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":"文件名：Tan DEM-X 90m_Yangtze.tif\n可以使用arcgis，envi等gis软件及matlab, python等编程软件读取编辑数据；","description":"TanDEM-X 90m DEM是德国TanDEM-X任务在2010年至2015年期间获得的全球数字高程模型(DEM)数据，2015年完成数据的采集，2016年9月完成全球DEM的制作，其范围覆盖了南北两极之间的所有陆地，精度较高，绝对高程误差约1米。其在地球科学(地质学、冰川学、海洋学、气象学、水文学)、环境研究、土地利用、植被监测、城市和基础设施规划、制图，导航，后勤，危机管理，国防和安全等反面有广泛的应用。","doi":"https://doi.org/10.15489/ju28hc7pui09","projection":"WGS84","language":"zh","share_type":"online","east":112.5,"west":97.0,"south":20.5,"north":34.5,"scale":null,"crs":null,"filesize":1607.68,"share_policy":"a","ts_created":"2022-10-06T14:49:38.177766+08:00","doi_type":"国际公开共享数据","ts_updated":"2022-10-17T19:31:26.592266+08:00","time_description":"2016","datas_group":3,"time_description_en":"","data_format":null,"project":[10],"specials":["b4b306da-eab1-47ef-ae5d-be2556298efd"],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":"Yearly","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"5a8c96b9-ca46-4bd0-942f-ec347bc99c58","three_pole":null,"third_pole":null},"username":"余玲","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":372}