{"id":"305654f9-61db-460a-8f44-3412cfcf21c8","title":"中国成渝地区 1kmNDVI数据集（1998-2018）","title_en":"1km NDVI dataset of Chengdu-Chongqing economic circle, China (1998-2018)","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":"文件命名：数据集以Geotiff格式存储，文件的名称为‘’NDVI_yyyy.tif“，其中yyyy代表年。\n数据读取方式：ArcGIS、ENVI等可以读取。","description":"植被指数可以准确反映地表植被覆盖状况。目前，基于SPOT/VEGETATION以及MODIS等卫星遥感影像得到的NDVI时序数据已经在各尺度区域的植被动态变化监测、土地利用/覆被变化检测、宏观植被覆盖分类和净初级生产力估算等研究中得到了广泛的应用。该数据集是基于连续时间序列的SPOT/VEGETATION NDVI卫星遥感数据，采用最大值合成法生成的1998年以来的年度植被指数数据集。该数据集有效反映了地区在空间和时间尺度上的植被覆盖分布和变化状况，对植被变化状况监测、植被资源合理利用和其它生态环境相关领域的研究有十分重要的参考意义。","doi":"10.12078/2018060601","projection":null,"language":"zh","share_type":"online","east":109.0,"west":101.0,"south":27.0,"north":33.0,"scale":null,"crs":null,"filesize":3.71,"share_policy":"a","ts_created":"2022-10-05T14:07:04.097110+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2022-10-17T19:31:26.582007+08:00","time_description":"1998-2018","datas_group":3,"time_description_en":"1998-2018","data_format":null,"project":[10],"specials":[],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":"Yearly","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"305654f9-61db-460a-8f44-3412cfcf21c8","three_pole":null,"third_pole":null},"username":"卢伟","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":338}