{"id":"e59d4214-44a4-4c15-a325-2a326adda8c2","title":"泛第三极31个关键节点区域行政边界数据集（2015）","title_en":"Pan third pole 31 key nodes regional administrative boundary dataset (2015)","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":".shp，可以采用ARCGIS、ENVI打开查看","description":"行政边界（Administrative boundary）是全球变化研究中的基底数据，是项目研究的关键基础。目前，DIVA-GIS是行政边界的重要数据源。\n本数据的基底数据从DIVA-GIS下载，以泛第三极范围内31个关键节点（Abbas, Alexander, Ankara, Astana, Bangkok, Chittagong, Colombo, Dhaka, Djibouti, Ekaterinburg, Gwadar, Hambantota, Karachi, Kolkata, Kuantan, Kyaukpyu, Maldives, Mandalay, Melaka, Minsk, Mumbai, Novosibirsk, Piraeus, Rayong, Sihanouk, Tashkent, Teheran, Valencia, Vientiane, Warsaw, Yangon）为研究区域，基于官方行政单位（市）为基本单位，保留市级所在上一级（省级）行政单位为研究对象。如果所在节点的省级单位面积已超过1万平方千米，则保留该省级单位为研究区域。同时，如果所在节点的省级单位面积较小，则考虑了所在省级及其周边的政治经济影响，结合邻域省级单位，合并并保留至少1万平方千米的区域为研究对象。最终得到了所有31个关键节点区域的行政区域数据。\n本数据集作为所有遥感数据的研究基础，为项目提供了基底数据。根据官方或节点所在政府信息，本数据集可实时更新。","doi":"","projection":"WGS84","language":"zh","share_type":"online","east":110.9,"west":-3.31,"south":-1.09,"north":58.68,"scale":null,"crs":null,"filesize":9.12,"share_policy":"a","ts_created":"2018-12-29T15:33:01.957805+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T10:29:56.207763+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":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":"","temporal_resolution":"Yearly","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"e59d4214-44a4-4c15-a325-2a326adda8c2","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":1199}