{"id":"e8058e9f-b1f6-4d3d-8021-3127633e7985","title":"三极地区气溶胶光学厚度 V1.0（2000-2019）","title_en":"Aerosol optical thickness  in the three polar region V1.0 (2000-2019)","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":"文件命名：数据以HDF栅格格式存储，文件名称为yyyy_ddd_Daily_Mosiac_APRS_MOD04.hdf，其中yyyy代表年，ddd代表日期，如2000_061_Daily_Mosiac_APRS_MOD04.hdf描述2000年第61天气溶胶光学厚度。\n数据读取方式：可以用Arcgis软件和程序打开，栅格主体数值代表气溶胶光学厚度","description":"“Poles AOD Collection 1.0”气溶胶光学厚度（AOD）数据集采用自主研发的可见光波段遥感反演方法，结合Merra-2模式数据与NASA的官方产品MOD04制作，数据覆盖时间从2000年到2019年，时间分辨率为逐日，覆盖范围为“三极”（南极、北极和青藏高原）地区，空间分辨率为0.1度。反演方法主要采用自主研发的APRS算法，反演了冰雪上空的气溶胶光学厚度，算法考虑了冰雪地表的BRDF特性，适用于冰雪上空气溶胶光学厚度的反演。通过实测站点验证表明，数据相对偏差在35%以内，可有效提高极区气溶胶光学厚度的覆盖率和精度。","doi":"10.11888/Meteoro.tpdc.270260","projection":null,"language":"zh","share_type":"online","east":180.0,"west":-180.0,"south":-60.0,"north":90.0,"scale":null,"crs":null,"filesize":12000.0,"share_policy":"a","ts_created":"2019-10-29T14:16:32.354344+08:00","doi_type":null,"ts_updated":"2021-04-19T18:31:15.816945+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10,11],"specials":["b4b306da-eab1-47ef-ae5d-be2556298efd","5f218875-5eed-4939-8208-7bf54c573e42","1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe"],"cite":null,"review_status":5,"review_invite":[],"review_editor":{"id":21057,"last_login":"2022-04-02T11:43:37.753860+08:00","username":"gecm","email":"gechm@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"盖春梅"},"data_sources":"","temporal_resolution":"Daily","spatial_resolution":"km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[5],"subtopics":{"metadata":"e8058e9f-b1f6-4d3d-8021-3127633e7985","three_pole":"XDA19070200","third_pole":null},"username":"光洁","review_time":"2019-10-29T14:51:10.110517+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":3278}