{"id":"af216171-8fd1-4749-bbf9-782257a164c1","title":"青藏高原30米分辨率火烧迹地产品（1980s-2019）","title_en":"30m resolution burned area products over the Tibetan Plateau (1980s-2019)","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":"火烧迹地数据产品利用经纬度投影，空间分辨率为0.00025°（约30米），以5°×5°分块，GeoTiff格式存储，以分块图像左上角像素的经纬度作为文件名，像素值中以1代表火烧迹地像元，空值代表非火烧迹地像元。","description":"1）数据内容：本数据集包含从1980s-2019年青藏高原地区长时序30米分辨率火烧迹地产品。2）数据来源及加工方法：基于时间序列Landsat地表反射率和火烧迹地敏感光谱参量，利用机器学习算法研发并生产的30米分辨率火烧迹地产品；3）数据质量描述：产品总体精度在90%以上。4) 数据应用成果及前景：该数据集可为火灾监测、碳排放研究、生态环境监测、全球变化研究等相关领域的研究和应用提供数据产品支撑。","doi":"10.11888/Ecolo.tpdc.271528","projection":"WGS84","language":"zh","share_type":"online","east":106.7,"west":73.4,"south":24.6,"north":40.4,"scale":null,"crs":null,"filesize":4311.0,"share_policy":"a","ts_created":"2021-04-27T09:42:03.087240+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-06-17T21:56:03.653895+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[11],"specials":["b6500306-f60b-4aa1-b0b6-0324d94866df"],"cite":null,"review_status":5,"review_invite":[{"user_name":"张扬建","username":"naqu3228","email":"zhangyj@igsnrr.ac.cn","is_cancel_expert":true},{"user_name":"郭群","username":"guoq@igsnrr.ac.cn","email":"guoq@igsnrr.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":"1 year < x < 10 year","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"af216171-8fd1-4749-bbf9-782257a164c1","three_pole":null,"third_pole":"2019QZKK0300"},"username":"孔令桥","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":314}