{"id":"22068d23-8233-419b-a241-af3db96603c4","title":"三江源GIMMS NDVI3g数据集（1982-2015）","title_en":"GIMMS NDVI3g dataset for Sanjiangyuan (1982-2015)","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":"","description":"该数据集是NOAA的 Advanced Very High Resolution Radiometer (AVHRR)传感器获取的长时间序列的NDVI数据。该数据集时间范围是1982年至2015年。为了去除NDVI数据中的噪声，进行了最大化合成、多传感器对比纠正。每半个月合成一幅NDVI影像。该数据集在植被长期变化趋势分析中被广泛应用。该数据集是从全球数据集中将三江源部分裁切出来，以便单独开展三江源地区的研究分析。\n本数据集数据格式为geotiff，空间分辨率为8km，时间分辨率为2周，时间范围为1982年至2015年。数据转系系数为10000， NDVI = ND/10000。","doi":"10.11888/Ecolo.tpdc.271224","projection":"","language":"zh","share_type":"online","east":102.58,"west":89.15,"south":30.79,"north":37.38,"scale":null,"crs":"","filesize":108.0,"share_policy":"a","ts_created":"2018-12-04T10:31:19.678401+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T18:08:38.301950+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10,11,12],"specials":["d09c103c-0e37-4b09-a609-6d77c982ae37","f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":"","review_status":5,"review_invite":[],"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":"","temporal_resolution":"","spatial_resolution":"km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"22068d23-8233-419b-a241-af3db96603c4","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":7072}