{"id":"5526ad61-df8d-48bc-aa29-22333a789913","title":"“一带一路”关键节点区域年尺度序列土地覆盖数据（2000-2020）","title_en":"One belt, one road, key node area, annual scale serial land cover data (2000-2020)","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":".tif，可以采用ARCGIS、ENVI打开查看","description":"遥感为大范围地表监测提供重要的技术手段。得益于Landsat TM、ETM+、和OLI/TIRS丰富的时序影像数据和高性能的Google Earth Engine（GEE）云平台，大尺度地表覆盖制图成为了可能。本数据以仰光、汉班托塔、达卡三个关键节点为研究区域，借助 Google Earth Engine 平台，利用现有多套全球土地覆盖产品、Landsat卫星系列影像，结合多数据融合、时序变化检测和机器学习等方法，研制了一套高时空一致性的2000–2020年30 m分辨率逐年土地覆盖变化数据集。","doi":"","projection":"","language":"zh","share_type":"online","east":97.0,"west":81.0,"south":6.0,"north":24.0,"scale":null,"crs":null,"filesize":103.0,"share_policy":"a","ts_created":"2021-12-21T14:40:59.875361+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-12-22T09:58:34.133545+08:00","time_description":"2000-2020","datas_group":3,"time_description_en":"2000-2020","data_format":null,"project":[11],"specials":[],"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":null,"temporal_resolution":"Yearly","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"5526ad61-df8d-48bc-aa29-22333a789913","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":87}