{"id":"0fde83fb-9b3c-492f-bba4-e68f8ff073b6","title":"泛第三极关键节点区域30米时序高分辨率植被指数数据（2000-2016）","title_en":"30-meter and 16-day Landsat NDVI dataset of  key nodes in pan-third pole (2000-2016)","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":"植被指数主要反映植被在可见光、近红外波段反射与土壤背景之间差异的指标，各个植被指数在一定条件下能用来定量说明植被的生长状况。目前，归一化植被指数(NDVI)是检测植被生长状态、植被覆盖度和消除部分辐射误差相关方面的重要数据源。NDVI能反映出植物冠层的背景影响，如土壤、潮湿地面、雪、枯叶、粗糙度等，且与植被覆盖有关。Landsat卫星数据产品是估算NDVI的一项重要数据源。以泛第三极31个关键节点和3个重大工程为研究区域，基于2000至2016年LANDSAT-5和LANDSAT-8为基底数据，对不同地区的NDVI进行了裁剪和估算，最终得到了泛第三极关键节点区域2000-2016年16天时序30米高分辨率NDVI数据。","doi":"","projection":"","language":"zh","share_type":"online","east":102.0,"west":97.0,"south":37.0,"north":42.0,"scale":null,"crs":null,"filesize":580819.0,"share_policy":"a","ts_created":"2020-07-04T14:52:03.545585+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-19T16:32:20.074331+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":"Daily","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"0fde83fb-9b3c-492f-bba4-e68f8ff073b6","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":"2020-07-16T09:44:51.425746+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":3046}