{"id":"27faed0f-317d-4521-9721-a04b415675eb","title":"祁连山区域基于Landsat 反射率的月度30m叶面积指数数据（V1.0，2020）","title_en":"Landsat-based continuous monthly 30m LAI Dataset in Qilian mountain area in 2020 (V1.0)","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":"文件命名约定：LAI_YYYYMM-N.tif\t（YYYY：年，MM：月，N：分幅编号）\n数据版本号：V1.0\n投影：+proj=longlat +datum=WGS84 +no_defs\n数据格式：GeoTIFF \n单位：无\n缩放因子：0.001\n有效值范围：0- 10000\n填充值：0","description":"本数据集包括祁连山区域2020年1月-12月月度最大值合成的30m空间分辨率地表叶面积指数产品。利用 Landsat8 OLI 和sentinel 2多光谱遥感影像的红光和近红外两个通道的反射率数据，计算NDVI实现对地表月度NDVI产品的合成，进而利用经验模型计算LAI。最后，采用最大值合成 (Max value composition, MVC) 方法对月度叶面积指数求取最大值输出月度LAI产品，","doi":"10.11888/Ecolo.tpdc.271548","projection":"","language":"zh","share_type":"online","east":107.0,"west":89.0,"south":34.0,"north":45.0,"scale":null,"crs":null,"filesize":14540.0,"share_policy":"a","ts_created":"2021-06-23T17:26:33.564560+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-06-24T14:19:09.234830+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["4e7b97a6-ee1f-4b51-83e5-04a100993973","836a1603-47d0-494e-88c1-96723fd8e0bc","1a73bfb4-68e2-494d-a011-468c4a8bfbe6","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":"Monthly","spatial_resolution":"1m - 10m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"27faed0f-317d-4521-9721-a04b415675eb","three_pole":null,"third_pole":"XDA20100101"},"username":"XDA20100101","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":878}