{"id":"33fcf580-4a8f-484f-a8e6-f5445cfc08b3","title":"三江源、普尔河、育空河流域2000年GLOWABO水体产品","title_en":"GlOWABO surface water products in 2000 in The Three River Headwater region, Pul and Yukon River Basins","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":"本数据产品为矢量文件（.shp），可使用Arcgis 10.0以上版本打开。属性表中包含其他水体信息（主要有面积Area，周长Perimeter，形状指数SDI，高程Elevation等）命名格式为：流域缩写_2000，三江源（SJY）、普尔河（Sib）、育空河（Yuk）流域，采用GCS-WGS84投影。","description":"GLObal WAter BOdies database（GLOWABO）数据集，Charles Verpoorter等人基于GeoCoverTM Water bodies Extraction Method利用2000±3年Landsat 7 ETM+影像，获得全球水体数据集。水体提取方法结合主成分分析、阈值提取、纹理特征提取等多种方法，空间分辨率15m，总体精度91%。数据还包括水体面积、周长、形状指数、高程等信息。本数据集选区其中三江源流域、普尔河流域、育空河流三个流域数据集，为北半球极地水文研究提供数据支持。","doi":"10.11888/Hydro.tpdc.270955","projection":"","language":"zh","share_type":"online","east":104.0,"west":89.0,"south":31.0,"north":37.0,"scale":null,"crs":null,"filesize":403.0,"share_policy":"a","ts_created":"2019-10-29T16:18:14.411042+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T10:12:01.410377+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10,11],"specials":["1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe"],"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":"GLOWABO数据产品集","temporal_resolution":"1 year < x < 10 year","spatial_resolution":"m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[5],"subtopics":{"metadata":"33fcf580-4a8f-484f-a8e6-f5445cfc08b3","three_pole":"XDA19070204","third_pole":null},"username":"苏阳","review_time":"2019-10-29T16:29:43.134868+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":4020}