{"id":"3ac272bb-d025-41f8-b746-90b3d7b88bea","title":"MODIS百米级植被指数（2000-2016）","title_en":"MODIS 250-meter vegetation index (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":"植被指数是反映植被物候变化的关键参数，高时间和空间分辨率的植被指数数据能够为全球变化研究提供可靠数据支持。目前，MODIS卫星数据产品是获取植被指数的一项重要数据源。MOD13Q1以每像素为基础提供植被指数（VI）值。有2个主要植被层。第一个是归一化差异植被指数（NDVI），第二个植被层是增强植被指数（EVI）。以17个关键节点为研究区域，基于2000至2016年MOD13Q1数据，对不同地区植被的NDVI、EVI各种数据进行了裁剪和估算，最终得到了关键节点区域2000-2016年16天百米级植被指数数据。","doi":"","projection":"","language":"zh","share_type":"online","east":110.9,"west":-3.31,"south":-1.09,"north":58.68,"scale":null,"crs":null,"filesize":2293.0,"share_policy":"a","ts_created":"2019-01-14T04:49:55.857886+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-19T10:02:19.504892+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":"张扬建","username":"naqu3228","email":"zhangyj@igsnrr.ac.cn","is_cancel_expert":true}],"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":"Daily","spatial_resolution":"m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"3ac272bb-d025-41f8-b746-90b3d7b88bea","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":1789}