{"id":"69cc8e1a-2f6d-4011-8f30-5912b384605d","title":"泛第三极34个关键节点坡度、坡向等地貌参数数据（2000-2016）","title_en":"Slope and aspect data of 34 key nodes of Pan third pole (2000-2016)","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":"文件命名：数据以栅格tif、表格xls格式存储，文件以国家名称.tif，例如“Abbas.tif”，栅格可ARCGIS、ENVI打开查看，表格以Office软件读取。","description":"\"坡度、坡向等地貌参数数据（Digital data including slope and aspect,Slope and Aspect）数据是地理信息系统的基础数据，可以作为描述地形特征信息的两个重要指标,不但能够间接表示地形的起伏形态和结构,而且是水文模型、滑坡监测与 分析、地表物质运动、土壤侵蚀、土地利用规划等\n地学分析模型的基础数据。目前，坡度和坡向数据一般在数字高程模型( Digital Elevation Model, DEM)上通过一定的计算模型计算得到。本数据以泛第三极34个关键节点为研究区域，以分辨率30米DEM数据为基底，实现对地面地形数据中坡度及坡向的数字化模拟（即地形表面数据中坡度坡向形态的数字化表达），最终得到了泛第三极关键节点坡度、坡向等地貌参数数据。\n数据的区域为泛第三极34个关键节点（阿巴斯、阿斯塔纳、科伦坡、瓜达尔、孟巴、德黑兰、万象等地区）。","doi":"","projection":"","language":"zh","share_type":"online","east":180.0,"west":12.0,"south":11.0,"north":82.0,"scale":null,"crs":null,"filesize":217.0,"share_policy":"a","ts_created":"2020-07-16T14:56:31.073354+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-18T10:45:37.040247+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"王卷乐","username":"王卷乐","email":"wangjl@igsnrr.ac.cn","is_cancel_expert":false}],"review_editor":{"id":21057,"last_login":"2022-04-02T11:43:37.753860+08:00","username":"gecm","email":"gechm@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"盖春梅"},"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":"69cc8e1a-2f6d-4011-8f30-5912b384605d","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":"2020-07-20T11:11:17.464377+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":2341}