{"id":"https://openalex.org/W3193975297","doi":"https://doi.org/10.1109/jstars.2021.3094195","title":"A Comparison and Review of Surface Detection Methods Using MBL, MABEL, and ICESat-2 Photon-Counting Laser Altimetry Data","display_name":"A Comparison and Review of Surface Detection Methods Using MBL, MABEL, and ICESat-2 Photon-Counting Laser Altimetry Data","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3193975297","doi":"https://doi.org/10.1109/jstars.2021.3094195","mag":"3193975297"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2021.3094195","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3094195","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9314330/09470986.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/4609443/9314330/09470986.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008163978","display_name":"Huan Xie","orcid":"https://orcid.org/0000-0003-3272-7848"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Huan Xie","raw_affiliation_strings":["College of Surveying and Geo-Informatics and the State Key Laboratory of Disaster Reduction in Civil Engineering, and also the Shanghai Institute of Intelligent Science and Technology, Tongji University, Shanghai, China","ORCiD"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics and the State Key Laboratory of Disaster Reduction in Civil Engineering, and also the Shanghai Institute of Intelligent Science and Technology, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049728572","display_name":"Qi Xu","orcid":"https://orcid.org/0000-0002-9795-1616"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Xu","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103271859","display_name":"Dan Ye","orcid":"https://orcid.org/0000-0002-0888-9137"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dan Ye","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114429759","display_name":"Jianghao Jia","orcid":null},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianghao Jia","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048019034","display_name":"Yuan Sun","orcid":"https://orcid.org/0000-0001-6178-1726"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Sun","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028210712","display_name":"Peiqi Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peiqi Huang","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100351496","display_name":"Ming Li","orcid":"https://orcid.org/0000-0003-1038-7336"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210135723","display_name":"Shanghai Institute of Technical Physics","ror":"https://ror.org/02txedb84","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210135723"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Li","raw_affiliation_strings":["Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210135723","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100424831","display_name":"Shijie Liu","orcid":"https://orcid.org/0000-0002-5941-0763"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shijie Liu","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","ORCiD"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045001101","display_name":"Feng Xie","orcid":"https://orcid.org/0009-0004-0820-4574"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210135723","display_name":"Shanghai Institute of Technical Physics","ror":"https://ror.org/02txedb84","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210135723"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Xie","raw_affiliation_strings":["Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210135723","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032921642","display_name":"Xiaolong Hao","orcid":"https://orcid.org/0000-0001-5452-3016"},"institutions":[{"id":"https://openalex.org/I202334528","display_name":"Beijing Electronic Science and Technology Institute","ror":"https://ror.org/01xdzh226","country_code":"CN","type":"education","lineage":["https://openalex.org/I202334528"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolong Hao","raw_affiliation_strings":["Beijing Tracking and Communication Technology Research Institute, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Tracking and Communication Technology Research Institute, Beijing, China","institution_ids":["https://openalex.org/I202334528"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039348214","display_name":"Xiaohua Tong","orcid":"https://orcid.org/0000-0002-1045-3797"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohua Tong","raw_affiliation_strings":["Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","ORCiD"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Space Mapping and Remote Sensing for Planetary Exploration, College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":11,"corresponding_author_ids":["https://openalex.org/A5008163978"],"corresponding_institution_ids":["https://openalex.org/I116953780"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":2.1962,"has_fulltext":true,"cited_by_count":29,"citation_normalized_percentile":{"value":0.86480927,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"14","issue":null,"first_page":"7604","last_page":"7623"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9955000281333923,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/altimeter","display_name":"Altimeter","score":0.8717230558395386},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.8404874801635742},{"id":"https://openalex.org/keywords/lidar","display_name":"Lidar","score":0.6775000691413879},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5637471675872803},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5387431383132935},{"id":"https://openalex.org/keywords/point-cloud","display_name":"Point cloud","score":0.49733904004096985},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.46000224351882935},{"id":"https://openalex.org/keywords/laser","display_name":"Laser","score":0.4189782738685608},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.36361202597618103},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.34767770767211914},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2820615768432617},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1987951695919037},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13972249627113342},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.08283844590187073},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.060781329870224}],"concepts":[{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.8717230558395386},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.8404874801635742},{"id":"https://openalex.org/C51399673","wikidata":"https://www.wikidata.org/wiki/Q504027","display_name":"Lidar","level":2,"score":0.6775000691413879},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5637471675872803},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5387431383132935},{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.49733904004096985},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.46000224351882935},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.4189782738685608},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.36361202597618103},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.34767770767211914},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2820615768432617},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1987951695919037},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13972249627113342},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.08283844590187073},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.060781329870224}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2021.3094195","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3094195","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9314330/09470986.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:38656ef343944d0ea6f273f2b11b9d82","is_oa":true,"landing_page_url":"https://doaj.org/article/38656ef343944d0ea6f273f2b11b9d82","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 14, Pp 7604-7623 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2021.3094195","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3094195","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9314330/09470986.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.8700000047683716}],"awards":[{"id":"https://openalex.org/G2089595108","display_name":null,"funder_award_id":"41631178","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G4217748561","display_name":null,"funder_award_id":"2018YFB0505400","funder_id":"https://openalex.org/F4320336026","funder_display_name":"National Key Research and Development Program of China Stem Cell and Translational Research"},{"id":"https://openalex.org/G4353192804","display_name":null,"funder_award_id":"2018YFB0505400","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G5199760031","display_name":null,"funder_award_id":"SLDRCE19-B-35","funder_id":"https://openalex.org/F4320327031","funder_display_name":"State Key Laboratory for Disaster Reduction in Civil Engineering"},{"id":"https://openalex.org/G6438539883","display_name":null,"funder_award_id":"2018YFB0505400","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G6655879750","display_name":null,"funder_award_id":"2018YFB0505400","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G699592975","display_name":null,"funder_award_id":"41822106","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7382403473","display_name":null,"funder_award_id":"41631178","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8091649487","display_name":null,"funder_award_id":"41631178","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327031","display_name":"State Key Laboratory for Disaster Reduction in Civil Engineering","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336026","display_name":"National Key Research and Development Program of China Stem Cell and Translational Research","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3193975297.pdf","grobid_xml":"https://content.openalex.org/works/W3193975297.grobid-xml"},"referenced_works_count":48,"referenced_works":["https://openalex.org/W1975382649","https://openalex.org/W1978405906","https://openalex.org/W1980403882","https://openalex.org/W1985206079","https://openalex.org/W1998011866","https://openalex.org/W2003878693","https://openalex.org/W2004444779","https://openalex.org/W2006128572","https://openalex.org/W2018203824","https://openalex.org/W2019249840","https://openalex.org/W2023899670","https://openalex.org/W2026356722","https://openalex.org/W2026777707","https://openalex.org/W2031319220","https://openalex.org/W2036640117","https://openalex.org/W2041251400","https://openalex.org/W2050401936","https://openalex.org/W2063445548","https://openalex.org/W2098490823","https://openalex.org/W2145794009","https://openalex.org/W2166344971","https://openalex.org/W2186582588","https://openalex.org/W2206747078","https://openalex.org/W2292481897","https://openalex.org/W2321011425","https://openalex.org/W2324653632","https://openalex.org/W2347201226","https://openalex.org/W2373084401","https://openalex.org/W2440794929","https://openalex.org/W2522485613","https://openalex.org/W2566620123","https://openalex.org/W2568967893","https://openalex.org/W2586632807","https://openalex.org/W2783102179","https://openalex.org/W2792703975","https://openalex.org/W2800284212","https://openalex.org/W2891376076","https://openalex.org/W2901674962","https://openalex.org/W2905283811","https://openalex.org/W2912041037","https://openalex.org/W2922009680","https://openalex.org/W2925970294","https://openalex.org/W2937010920","https://openalex.org/W2971488153","https://openalex.org/W3037823952","https://openalex.org/W4234073115","https://openalex.org/W6655210518","https://openalex.org/W6686688567"],"related_works":["https://openalex.org/W4319317934","https://openalex.org/W2901265155","https://openalex.org/W2956374172","https://openalex.org/W4319837668","https://openalex.org/W2164484807","https://openalex.org/W4293094720","https://openalex.org/W2739701376","https://openalex.org/W2081468532","https://openalex.org/W2186192402","https://openalex.org/W2358154721"],"abstract_inverted_index":{"The":[0,106,117],"Ice,":[1],"Cloud,":[2],"and":[3,38,90,124,145,159,168,179],"Land":[4],"Elevation":[5],"Satellite-2":[6],"(ICESat-2)":[7],"was":[8,154],"launched":[9],"on":[10],"September":[11],"15,":[12],"2018.":[13],"It":[14,58],"is":[15,23],"the":[16,28,56,69,80,104,113,131,160,177],"first":[17],"photon-counting":[18,99],"laser":[19,31],"altimeter":[20],"satellite,":[21],"which":[22,184],"of":[24,50,98,139,181,187],"great":[25,188],"significance":[26,189],"for":[27,85,94,190],"research":[29],"into":[30],"altimetry.":[32],"ICESat-2":[33],"is,":[34,59],"however,":[35],"highly":[36],"sensitive":[37],"susceptible":[39],"to":[40,45,62,67,129,175],"environmental":[41],"influences.":[42],"In":[43,75],"addition":[44],"surface":[46,70,82,151,193],"returns,":[47],"a":[48],"lot":[49],"nonsurface":[51],"photons":[52],"are":[53],"found":[54],"in":[55,103,156],"data.":[57],"therefore,":[60],"necessary":[61],"study":[63],"an":[64],"effective":[65],"method":[66,153],"separate":[68],"signal":[71],"from":[72],"background":[73],"information.":[74],"this":[76],"article,":[77],"we":[78],"review":[79],"existing":[81],"detection":[83,152,194],"methods":[84,93,162],"photon":[86,134],"point":[87,135],"cloud":[88],"data":[89,100,128],"select":[91],"seven":[92],"comparison.":[95],"Four":[96,137],"sources":[97],"were":[101,147,163],"considered":[102],"experiments:":[105],"Multiple":[107],"Altimeter":[108,121],"Beam":[109],"Experimental":[110],"Lidar":[111],"(MABEL),":[112],"Chinese":[114],"Multibeam":[115],"LiDAR,":[116],"Advanced":[118],"Topographic":[119],"Laser":[120],"System":[122],"(ICESat-2&#x002F;ATLAS),":[123],"MATLAS":[125],"(using":[126],"MABEL":[127],"simulate":[130],"expected":[132],"ATLAS":[133],"cloud).":[136],"scenarios":[138],"land,":[140],"land":[141],"ice,":[142,144],"sea":[143],"ocean":[146],"also":[148],"considered.":[149],"Each":[150],"tested":[155],"12":[157],"experiments,":[158],"different":[161],"finally":[164],"compared":[165],"by":[166],"qualitative":[167],"quantitative":[169],"measures.":[170],"We":[171],"were,":[172],"thus,":[173],"able":[174],"establish":[176],"advantages":[178],"disadvantages":[180],"each":[182],"method,":[183],"will":[185],"be":[186],"scholars":[191],"studying":[192],"methods.":[195]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":5}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
