{"id":"52f9d459-b2ec-4497-8601-9e6ab24b67e4","title":"“一带一路”关键节点区域高时空分辨率多光谱遥感影像（2000-2016）","title_en":"High spatial and temporal resolution multispectral remote sensing images (2000 to 2016) of the Belt and Road key node areas","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":"多光谱遥感影像以栅格格式存储，文件名称为“yyyy-mm-dd.tif”,其中yyyy代表年，mm代表月，dd代表天，比如2000-01-13.tif就代表这个栅格文件描述2000年1月13日多光谱遥感影像","description":"高时空分辨率的遥感影像在土地利用变化检测、灾害监测、生物地球化学参数估计等方面有着非常重要的作用。目前，Landsat多光谱系列卫星数据（包括Landsat TM，ETM+和OLI多光谱波段）是最为广泛应用的多光谱数据之一。以“一带一路”关键节点区域为研究区域，基于2000至2016年Landsat TM/ETM+/OLI系列质量较好的数据，利用Python对数据进行研究区的掩膜裁剪。对于部分数据缺失问题，利用缺失日期的MODIS数据，并结合相邻时相的Landsat-MODIS数据对进行时空融合，得到缺失日期Landsat尺度的数据。最终获得了34个关键节点区域2001-2016逐年8-16天的多光谱遥感影像数据。","doi":"","projection":"","language":"zh","share_type":"online","east":106.97,"west":-1.53,"south":-6.38,"north":57.37,"scale":null,"crs":null,"filesize":169564.16,"share_policy":"a","ts_created":"2020-12-21T10:04:30.257756+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-18T09:59:47.164491+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":"冯敏","username":"mfeng","email":"mfeng@itpcas.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":"Monthly","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"52f9d459-b2ec-4497-8601-9e6ab24b67e4","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":841}