{"id":"0de860ec-4d62-4ac6-b383-0e832fd18dfd","title":"拉萨市设施农地数据集（2018）","title_en":"Data set  of greenhouse land in Lhasa (2018)","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：拉萨市设施农地数据集（2018）以矢量格式shp存储，文件的名称为拉萨市设施农地矢量图2018.shp，其中2018代表年。\n使用方法：可用Arcgis 10.3及以上版本直接打开","description":"拉萨市设施农地数据是基于2018年Google Earth影像解译，空间分辨率为0.52米。拉萨市温室大棚多为规则矩形，且反射率高，便于识别。直接采用目视解译判别各年年底温室图斑，解译过程中剔除了设施农业温室区内面积大于0.10公顷的露天地和宽度大于7米的道路，以及黑色纺织物覆盖的设施养殖大棚；未剔除设施农地间小块空地和田埂。样线验证解译准确率为98%。该数据较好反映了拉萨市设施农地空间格局特征。","doi":"10.11888/Socioeco.tpdc.271133","projection":"WGS84","language":"zh","share_type":"offline","east":92.07,"west":89.07,"south":29.02,"north":31.03,"scale":2391672,"crs":null,"filesize":0.18,"share_policy":"b","ts_created":"2020-12-27T22:42:08.697077+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T23:49:16.649875+08:00","time_description":"2018年12月31日","datas_group":0,"time_description_en":"","data_format":null,"project":[11],"specials":["b6500306-f60b-4aa1-b0b6-0324d94866df","b6500306-f60b-4aa1-b0b6-0324d94866df"],"cite":null,"review_status":5,"review_invite":[{"user_name":"王卷乐","username":"王卷乐","email":"wangjl@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":"Yearly","spatial_resolution":"<= 1 m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"0de860ec-4d62-4ac6-b383-0e832fd18dfd","three_pole":null,"third_pole":null},"username":"刘林山","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":1965}