{"id":"2b82303b-8e4c-4d66-ab06-603315524e68","title":"黑河生态水文遥感试验：黑河流域中游核心试验区机载激光雷达DEM点云数据（2012年7月19日））","title_en":"HiWATER: Airborne LiDAR-DEM data production in the middle reaches of the Heihe River Basin on July. 19, 2012","serial":"HiWATER","user_limit":"本数据由“黑河生态水文遥感试验（HiWATER）”产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。","instructions":"","description":"2012年7月19日，在黑河中上游的核心观测区域，利用运12飞机，搭载Leica公司ALS70,开展了lidar航空遥感飞行试验。ALS70激光波长为1064纳米，多次回波（1,2,3和末次）。中游地区飞行相对高度1500米（海拔高度2700米)，平均点云密度4点/平方米。通过参数检校、点云自动分类和人工编辑等步骤，最终形成DEM和DSM数据产品。","doi":"10.3972/hiwater.010.2013.db","projection":"WGS84 UTM","language":"zh","share_type":"offline","east":100.49,"west":100.37,"south":38.77,"north":39.0,"scale":null,"crs":null,"filesize":26624.0,"share_policy":"b","ts_created":"2017-08-25T05:43:25+08:00","doi_type":null,"ts_updated":"2021-04-19T17:59:14.015702+08:00","time_description":"","datas_group":0,"time_description_en":null,"data_format":"las","project":[10,11,15],"specials":["ee3dfdf5-2e9f-4b61-a301-4fb49e30e3c2","9d7c87d4-1a81-4c89-97a4-0f6d6df0c1e8","ef5b1660-04a0-4a11-936e-d289cd055961","4e7b97a6-ee1f-4b51-83e5-04a100993973"],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":null,"spatial_resolution":null,"license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[40],"subtopics":{"metadata":"2b82303b-8e4c-4d66-ab06-603315524e68","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":11599}