{"id":"eb2db656-8733-4155-b7fd-d97aa732e221","title":"中亚大湖区基础数据集-遥感解译标志数据集（2015）","title_en":"Basic dataset of great lakes in Central Asia –mark dataset of remote sensing interpretation (2015)","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":"命名规则：mid-asia. 数据类型\n使用方法：解压后，直接在excle中打开 mid-asia.Mark Data Set2018 文件，格式为：xlsx","description":"遥感影像解译标志也称判读要素，它能直接反映判别地物信息的影像特征，解译者利用这些标志在图像上识别地物或现象的性质、类型或状况，因此它对于遥感影像数据的人机交互式解译意义重大。本数据建立解译标志所采用的影像避免了植被覆盖度高的夏季，也避免了积雪较多、云层遮盖或烟雾影响较大的数据，并按照基础地理信息数据提取要求选择遥感影像波段组合顺序及与全色波段进行融合。在对数据进行增强处理时，避免引起信息损失。在影像上选择典型的标志建立区的要求是：范围适中以便反映该类地貌的典型特征，尽可能多的包含该类地貌中的各种基础地理信息要素类且影像质量好。标志区的选取完成后，寻找标志区内包含的所有基础地理信息要素类，然后选择各类典型图斑作采集标志，然后去实地进行野外校验，通过均匀布点采样设计（约52km为间隔均匀采点），收集整理了采样参考点3429个，照片数1870个，建立了解译标志库，并对不合理的部分进行修改，直到与实地相符为止。同时拍摄该图斑地面实地照片，以便于影像和实际地面要素建立关联，表达遥感影像解译标志的真实性和直观性，加深使用者对解译标志的理解。","doi":"10.11888/Geogra.tpdc.270487","projection":"WGS84","language":"zh","share_type":"offline","east":87.31,"west":46.49,"south":35.14,"north":55.45,"scale":null,"crs":null,"filesize":3.14,"share_policy":"c","ts_created":"2019-01-22T05:51:44.236280+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T16:50:07.395550+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[11],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"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":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":"Yearly","spatial_resolution":"m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"eb2db656-8733-4155-b7fd-d97aa732e221","three_pole":null,"third_pole":"XDA20060303"},"username":"XDA20060303","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":3047}