{"id":"b97cef50-a5dc-4846-aa93-81f5895a043d","title":"中国成渝地区30m GLC_FCS30土地覆盖数据集（1985-2020）","title_en":"30m GLC_ FCS30 Land Cover Data Set in the Chengdu-Chongqing economic circle, China (1985-2020)","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：数据集以Geotiff格式存储，文件的名称为‘’GLC_FCS30_yyyy.tif“，其中yyyy代表年。\n数据读取方式：ArcGIS、ENVI等可以读取。","description":"1985-2020年土地覆盖精细产品（GLC_FCS30）以课题组2020年最新研发的全球30米地表覆盖精细分类产品（GLC_FCS30-2020）为基准数据，该产品提出了耦合变化检测和动态更新相结合的长时序地表覆盖动态监测方案，利用1984-2020年所有Landsat卫星数据（Landsat TM，ETM+和 OLI）生产了1985 年-2020年全球30米精细地表覆盖动态监测产品，沿用2020年基准数据的分类体系，共包含29个地表覆盖类型，更新周期为5年。","doi":"10.12237/casearth.6123651428a58f70c2a51e49","projection":"","language":"zh","share_type":"online","east":109.0,"west":101.0,"south":27.0,"north":33.0,"scale":null,"crs":null,"filesize":376.0,"share_policy":"a","ts_created":"2022-10-04T19:03:04.684184+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2022-10-11T11:23:23.368591+08:00","time_description":"1985-2020","datas_group":3,"time_description_en":"1985-2020","data_format":null,"project":[10],"specials":[],"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":"b97cef50-a5dc-4846-aa93-81f5895a043d","three_pole":null,"third_pole":null},"username":"卢伟","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":297}