{"id":"35a30a7e-47fb-45f3-9836-8c39cb46ac94","title":"青藏工程走廊冻融灾害分布数据（2019-2020）","title_en":"Distribution data of freezing and thawing disasters in Qinghai Tibet project corridor (2019-2020)","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：数据以压缩包格式存储，文件的名称为“Dongrong(2021).zip”，其中2021代表年，“Dongrong”代表青藏工程走廊冻融灾害分布数据，则代表此文件为2021年青藏工程走廊冻融灾害分布数据。\n数据读取方式：该数据集中文本文件由office打开，其余文件均可用Arcgis打开。","description":"基于2019-2020年我国高分一号及二号数据，采用深度学习分类方法，结合人工目视解译修正，生产出青藏工程走廊冻融灾害分布数据。数据地理范围为青藏公路西大滩至安多段沿线40km范围。数据包括热融湖塘分布数据及热融滑坡分布数据。该数据集可为青藏工程走廊冻融灾害的研究工作及工程防灾减灾提供数据基础。\n青藏公路西大滩至安多段沿线40km范围冻融灾害空间分布基于国产高分二号影像数据自制。首先，利用深度学习方法从高分二号数据中提取泥流阶地区块；然后，利用arcgis进行人工编辑。在制作过程中，规定操作人员严格遵守操作规范，同时由专人负责质量审查。","doi":"10.11888/RemoteSen.tpdc.271883","projection":"GCS_China_Geodetic_Coordinate_System_2000","language":"zh","share_type":"online","east":94.5,"west":91.5,"south":35.9,"north":32.1,"scale":250000,"crs":null,"filesize":19.7,"share_policy":"a","ts_created":"2021-12-07T16:36:53.958376+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-12-27T13:08:23.493566+08:00","time_description":"2019-2020","datas_group":3,"time_description_en":"2019-2020","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"冉有华","username":"ryh","email":"ranyh@lzb.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":"35a30a7e-47fb-45f3-9836-8c39cb46ac94","three_pole":null,"third_pole":null},"username":"罗京","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":446}