{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,13]],"date-time":"2026-05-13T17:42:27Z","timestamp":1778694147240,"version":"3.51.4"},"reference-count":40,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2025,1,1]],"date-time":"2025-01-01T00:00:00Z","timestamp":1735689600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"name":"National Key R&amp;D Program of China","award":["2022YFB3903604"],"award-info":[{"award-number":["2022YFB3903604"]}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["42471428"],"award-info":[{"award-number":["42471428"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Youths Science Foundation of Gansu Province","award":["24JRRA280"],"award-info":[{"award-number":["24JRRA280"]}]},{"name":"Youths Science Foundation of Gansu Province","award":["23JRRA1808"],"award-info":[{"award-number":["23JRRA1808"]}]},{"name":"College Teachers Innovation Foundation of Gansu Province","award":["2024A-038"],"award-info":[{"award-number":["2024A-038"]}]},{"DOI":"10.13039\/501100018554","name":"Science and Technology Program of Gansu Province","doi-asserted-by":"publisher","award":["25JRRA151"],"award-info":[{"award-number":["25JRRA151"]}],"id":[{"id":"10.13039\/501100018554","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Youth Science and Technology Talent Innovation Project of Lanzhou City","award":["2024-QN-118"],"award-info":[{"award-number":["2024-QN-118"]}]},{"name":"Joint Innovation Fund Project of Lanzhou Jiaotong University and Southwest Jiaotong University","award":["LH2023013"],"award-info":[{"award-number":["LH2023013"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE J. Sel. Top. Appl. Earth Observations Remote Sensing"],"published-print":{"date-parts":[[2025]]},"DOI":"10.1109\/jstars.2025.3550341","type":"journal-article","created":{"date-parts":[[2025,3,11]],"date-time":"2025-03-11T13:38:50Z","timestamp":1741700330000},"page":"8312-8324","source":"Crossref","is-referenced-by-count":1,"title":["Visibility Analysis of 3D Urban Space Navigation Satellites Based on Virtual Panoramic Obstruction Images"],"prefix":"10.1109","volume":"18","author":[{"ORCID":"https:\/\/orcid.org\/0009-0008-9455-9986","authenticated-orcid":false,"given":"Ruixiong","family":"Kou","sequence":"first","affiliation":[{"name":"Faculty of Geomatics, Lanzhou Jiaotong University, Lanzhou, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shuwen","family":"Yang","sequence":"additional","affiliation":[{"name":"Faculty of Geomatics, Lanzhou Jiaotong University, Lanzhou, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zhuang","family":"Shi","sequence":"additional","affiliation":[{"name":"Faculty of Geomatics, Lanzhou Jiaotong University, Lanzhou, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1186\/s43020-019-0006-0"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1007\/s10291-023-01538-x"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1007\/s00190-023-01749-7"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/TIM.2023.3240197"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.4236\/jcc.2024.129003"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2024.3381597"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.33012\/navi.631"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/JSEN.2022.3199487"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.3390\/s16122164"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1007\/s40328-012-0010-4"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/JSEN.2017.2654359"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.3390\/f9050226"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1016\/j.asr.2014.02.007"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1155\/2017\/8548427"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1017\/S0373463307004079"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1587\/transfun.E100.A.432"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1080\/13658810600816540"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/MAES.2018.170220"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1007\/11935148_5"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1007\/s11263-007-0081-9"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1007\/s10291-020-0973-5"},{"key":"ref22","first-page":"438","article-title":"GNSS positioning with multipath simulation using 3D surface model in urban canyon","volume-title":"Proc. 25th Int. Tech. Meeting Satell. Division Inst. Navigat.","author":"Suzuki"},{"key":"ref23","first-page":"2261","article-title":"Ray tracing multipath modelling in GNSS with a single reflector","volume-title":"Proc. 7th Eur. Conf. Antennas Propag.","author":"Nicols"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1007\/s10291-015-0451-7"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1017\/S0373463312000082"},{"issue":"6","key":"ref26","first-page":"595","article-title":"Fast prediction method for GNSS satellite visibility determination in urban canyons","volume":"37","author":"Cai","year":"2017","journal-title":"Beijing Ligong Daxue Xuebao\/Trans. Beijing Inst. Technol."},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1007\/s41651-023-00167-9"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.5194\/isprs-archives-XLIII-B4-2020-123-2020"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1007\/s10291-023-01404-w"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.3390\/ijgi6090265"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1016\/j.compenvurbsys.2020.101481"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1145\/2964284.2964312"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1080\/17538947.2021.1886357"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1016\/j.autcon.2021.103675"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1080\/15583058.2021.1900951"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/JSTARS.2011.2178399"},{"issue":"11","key":"ref37","first-page":"1854","article-title":"Sparse point cloud guided digital surface model generation for aerial images","volume":"48","author":"Zhang","year":"2023","journal-title":"Geomatics Inf. Sci. Wuhan Univ."},{"issue":"6","key":"ref38","first-page":"987","article-title":"Performance assessment of multi-GNSS single point positioning with different cut-off elevation angles","volume":"35","author":"Xu","year":"2015","journal-title":"J. Geodesy Geodynamics"},{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.3390\/rs8060501"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2021.3102632"}],"container-title":["IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx8\/4609443\/10766875\/10921713.pdf?arnumber=10921713","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,2,20]],"date-time":"2026-02-20T21:17:24Z","timestamp":1771622244000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/10921713\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025]]},"references-count":40,"URL":"https:\/\/doi.org\/10.1109\/jstars.2025.3550341","relation":{},"ISSN":["1939-1404","2151-1535"],"issn-type":[{"value":"1939-1404","type":"print"},{"value":"2151-1535","type":"electronic"}],"subject":[],"published":{"date-parts":[[2025]]}}}