{"id":"779a9fca-4099-4645-a674-9cd5c10ff1ff","title":"黑河生态水文遥感试验：黑河流域神沙窝沙漠机载激光雷达原始数据","title_en":"HiWATER: Airborne LiDAR data in the Shenshawo desert area of the Heihe River Basin","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8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公司生产的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）。小沙漠地区飞行绝对航高2900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DSM和DEM数据产品。","doi":"10.3972/hiwater.157.2014.db","projection":"WGS84 UTM","language":"zh","share_type":"offline","east":100.48,"west":100.46,"south":38.76,"north":38.78,"scale":null,"crs":null,"filesize":604.0,"share_policy":"b","ts_created":"2017-08-24T21:29:47+08:00","doi_type":null,"ts_updated":"2021-04-18T22:38:01.995356+08:00","time_description":"","datas_group":0,"time_description_en":null,"data_format":"las","project":[10,11,15],"specials":["ee3dfdf5-2e9f-4b61-a301-4fb49e30e3c2","7a562c93-a24b-4582-b5c5-2e5313b1d140","7f690542-f9ec-423c-9b65-384666be1c05","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":"779a9fca-4099-4645-a674-9cd5c10ff1ff","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":9597}