{"id":"ff010a23-3f70-4af3-90d6-196f1c33bcab","title":"三江源MODIS逐日无云积雪面积遥感产品（2000-2019年）","title_en":"MODIS daily cloud-free snow cover area product for Sanjiangyuan from 2000 to 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":"数据名称：MODIS_SCA_年日_DAILY_分辨率_V01SJY.tif，如MODIS_SCA_2001001_DAILY_500M_V01SJY.tif","description":"本数据集是基于MODIS数据进行处理和分析后得到，通过改进不同下垫面下的不同积雪提取算法，提高了积雪范围识别精度，同时利用隐马尔科夫去云算法和SSM/I雪水当量结合，最终生成完全无云的逐日积雪面积产品。取值范围： 1：积雪；0 非积雪。空间分辨率为0.005 度（约500m），时间范围是2000年2月24日至2019年12月31日。\n数据格式为geotiff，推荐使用Arcmap或python +GDAL打开和处理数据","doi":"10.11888/Snow.tpdc.270974","projection":"","language":"zh","share_type":"online","east":102.58,"west":89.15,"south":30.79,"north":37.38,"scale":null,"crs":null,"filesize":546.0,"share_policy":"a","ts_created":"2019-12-11T23:15:50.222137+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-22T07:56:42.211524+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10,11,12],"specials":["d09c103c-0e37-4b09-a609-6d77c982ae37"],"cite":null,"review_status":5,"review_invite":[],"review_editor":{"id":21056,"last_login":"2022-02-09T12:02:24.544987+08:00","username":"huxiaoli","email":"huxiaoli@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"胡晓利"},"data_sources":"","temporal_resolution":"Daily","spatial_resolution":"m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[26,221,222],"subtopics":{"metadata":"ff010a23-3f70-4af3-90d6-196f1c33bcab","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":"2020-01-13T01:33:15.499882+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":6052}