{"id":"433db080-5c34-4b53-bcaf-f67654665a9e","title":"中亚地区植被覆盖度时空变化数据（2010、2015、2020）","title_en":"Spatio-temporal change data of Fraction Vegetation Coverage in Central Asia (2010, 2015, 2020)","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":"植被覆盖度（FVC）数据以GeoTIFF格式储存，命名为”centralAsia_FVC_yyyy.tif“，其中yyyy代表年份。每个tif文件含为单波段栅格数据，代表当年最大的植被覆盖度（FVC）数据。\nGeoTIFF文件均可用ArcGIS软件和GDAL读取和打开。","description":"本数据集包括2010、2015和2020年间，中亚地区五国（哈萨克斯坦、吉尔吉斯斯坦、塔吉克斯坦、土库曼斯坦和乌兹别克斯坦）的植被覆盖度（FVC）数据。该数据由MODIS-NDVI数据集（产品编号MOD13A2.006），根据干旱区植被盖度与NDVI之间的经验关系计算得到。该产品时间分辨率为1年，空间分辨率1 km。算法从当年所有观测数据中，以低云、低探测角度和最高NDVI值为标准，选择最佳的可用像元值，并进行换算。","doi":"","projection":"WGS84","language":"zh","share_type":"online","east":78.0,"west":46.0,"south":36.0,"north":56.0,"scale":null,"crs":null,"filesize":54.2,"share_policy":"a","ts_created":"2021-02-02T15:20:14.140349+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-19T18:50:13.334448+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":"Yearly","spatial_resolution":"100m - 1km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"433db080-5c34-4b53-bcaf-f67654665a9e","three_pole":null,"third_pole":"XDA20040402"},"username":"XDA20040402","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":2157}