{"id":"https://openalex.org/W2168441211","doi":"https://doi.org/10.1109/tgrs.2011.2153859","title":"Neural Networks for Arctic Atmosphere Sounding From Radio Occultation Data","display_name":"Neural Networks for Arctic Atmosphere Sounding From Radio Occultation Data","publication_year":2011,"publication_date":"2011-06-21","ids":{"openalex":"https://openalex.org/W2168441211","doi":"https://doi.org/10.1109/tgrs.2011.2153859","mag":"2168441211"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2011.2153859","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2011.2153859","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111063126","display_name":"F. Pelliccia","orcid":null},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"F. Pelliccia","raw_affiliation_strings":["Department of Electronic and Information Engineering, University of Perugia, Perugia, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Information Engineering, University of Perugia, Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109200667","display_name":"Fabio Pacifici","orcid":null},"institutions":[{"id":"https://openalex.org/I116067653","display_name":"University of Rome Tor Vergata","ror":"https://ror.org/02p77k626","country_code":"IT","type":"education","lineage":["https://openalex.org/I116067653"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"F. Pacifici","raw_affiliation_strings":["Department of Informatics, Systems and Production, Tor Vergata University of Rome, Rome, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Informatics, Systems and Production, Tor Vergata University of Rome, Rome, Italy","institution_ids":["https://openalex.org/I116067653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035126116","display_name":"Stefania Bonafoni","orcid":"https://orcid.org/0000-0002-6485-393X"},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"S. Bonafoni","raw_affiliation_strings":["Department of Electronic and Information Engineering, University of Perugia, Perugia, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Information Engineering, University of Perugia, Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024328214","display_name":"P. Basili","orcid":null},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"P. Basili","raw_affiliation_strings":["Department of Electronic and Information Engineering, University of Perugia, Perugia, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Information Engineering, University of Perugia, Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057481404","display_name":"Nazzareno Pierdicca","orcid":"https://orcid.org/0000-0002-1232-5377"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"N. Pierdicca","raw_affiliation_strings":["Department of Electronic Engineering, Sapienza-University of Rome, Rome, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Sapienza-University of Rome, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069945820","display_name":"P. Ciotti","orcid":null},"institutions":[{"id":"https://openalex.org/I26415053","display_name":"University of L'Aquila","ror":"https://ror.org/01j9p1r26","country_code":"IT","type":"education","lineage":["https://openalex.org/I26415053"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"P. Ciotti","raw_affiliation_strings":["Department of Electrical and Information Engineering and Center of Excellence CETEMPS, University of L' Aquila, Poggio di Roio, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering and Center of Excellence CETEMPS, University of L' Aquila, Poggio di Roio, Italy","institution_ids":["https://openalex.org/I26415053"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078388655","display_name":"William J. Emery","orcid":"https://orcid.org/0000-0002-7598-9082"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. J. Emery","raw_affiliation_strings":["AeroSpace Engineering Sciencies, University of Colorado, Boulder, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AeroSpace Engineering Sciencies, University of Colorado, Boulder, CO, USA","institution_ids":["https://openalex.org/I188538660"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6935,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.74942613,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"49","issue":"12","first_page":"4846","last_page":"4855"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10466","display_name":"Meteorological Phenomena and Simulations","score":0.9961000084877014,"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"}},"topics":[{"id":"https://openalex.org/T10466","display_name":"Meteorological Phenomena and Simulations","score":0.9961000084877014,"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"}},{"id":"https://openalex.org/T13121","display_name":"Radio Wave Propagation Studies","score":0.9861000180244446,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13734","display_name":"Advanced Computational Techniques and Applications","score":0.9814000129699707,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/radio-occultation","display_name":"Radio occultation","score":0.9096365571022034},{"id":"https://openalex.org/keywords/occultation","display_name":"Occultation","score":0.6509920358657837},{"id":"https://openalex.org/keywords/depth-sounding","display_name":"Depth sounding","score":0.5408021211624146},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5081954002380371},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.46341201663017273},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.45469537377357483},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.44182494282722473},{"id":"https://openalex.org/keywords/atmosphere","display_name":"Atmosphere (unit)","score":0.4342030882835388},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.3999498784542084},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3983486294746399},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.19769635796546936},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16242805123329163},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11999058723449707},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.08600565791130066}],"concepts":[{"id":"https://openalex.org/C2777034083","wikidata":"https://www.wikidata.org/wiki/Q1560557","display_name":"Radio occultation","level":3,"score":0.9096365571022034},{"id":"https://openalex.org/C131040042","wikidata":"https://www.wikidata.org/wiki/Q202746","display_name":"Occultation","level":2,"score":0.6509920358657837},{"id":"https://openalex.org/C55510283","wikidata":"https://www.wikidata.org/wiki/Q1382947","display_name":"Depth sounding","level":2,"score":0.5408021211624146},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5081954002380371},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.46341201663017273},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.45469537377357483},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.44182494282722473},{"id":"https://openalex.org/C65440619","wikidata":"https://www.wikidata.org/wiki/Q177974","display_name":"Atmosphere (unit)","level":2,"score":0.4342030882835388},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.3999498784542084},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3983486294746399},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.19769635796546936},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16242805123329163},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11999058723449707},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.08600565791130066},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2011.2153859","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2011.2153859","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:iris.uniroma1.it:11573/473732","is_oa":false,"landing_page_url":"http://hdl.handle.net/11573/473732","pdf_url":null,"source":{"id":"https://openalex.org/S4377196107","display_name":"IRIS Research product catalog (Sapienza University of Rome)","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7300000190734863,"display_name":"Climate action","id":"https://metadata.un.org/sdg/13"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320308377","display_name":"National Center for Atmospheric Research","ror":"https://ror.org/05cvfcr44"},{"id":"https://openalex.org/F4320308614","display_name":"University Corporation for Atmospheric Research","ror":"https://ror.org/04zhhyn23"},{"id":"https://openalex.org/F4320322510","display_name":"Sapienza Universit\u00e0 di Roma","ror":"https://ror.org/02be6w209"},{"id":"https://openalex.org/F4320323718","display_name":"Universit\u00e0 degli Studi dell'Aquila","ror":"https://ror.org/01j9p1r26"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W99132747","https://openalex.org/W1490948084","https://openalex.org/W1554663460","https://openalex.org/W1967028293","https://openalex.org/W1972006086","https://openalex.org/W1975690200","https://openalex.org/W1978626680","https://openalex.org/W1981254092","https://openalex.org/W1981984665","https://openalex.org/W1995851737","https://openalex.org/W1997819019","https://openalex.org/W1998109790","https://openalex.org/W2001432309","https://openalex.org/W2009264936","https://openalex.org/W2011012882","https://openalex.org/W2044560265","https://openalex.org/W2051812123","https://openalex.org/W2054961079","https://openalex.org/W2056679910","https://openalex.org/W2058550791","https://openalex.org/W2071556151","https://openalex.org/W2075988372","https://openalex.org/W2084732752","https://openalex.org/W2087446221","https://openalex.org/W2100452085","https://openalex.org/W2103761658","https://openalex.org/W2104551033","https://openalex.org/W2104975452","https://openalex.org/W2120653142","https://openalex.org/W2127970545","https://openalex.org/W2134594501","https://openalex.org/W2141330653","https://openalex.org/W2145085734","https://openalex.org/W2147733519","https://openalex.org/W2153538582","https://openalex.org/W2158146322","https://openalex.org/W2160699216","https://openalex.org/W2160840673","https://openalex.org/W2237943299","https://openalex.org/W2342083875","https://openalex.org/W2886628735","https://openalex.org/W4388297464"],"related_works":["https://openalex.org/W581459807","https://openalex.org/W2076760108","https://openalex.org/W2080119763","https://openalex.org/W2385429089","https://openalex.org/W2209680672","https://openalex.org/W2383184251","https://openalex.org/W631171883","https://openalex.org/W2019829304","https://openalex.org/W2082728146","https://openalex.org/W2049555184"],"abstract_inverted_index":{"This":[0],"paper":[1],"illustrates":[2],"a":[3,57,232],"procedure":[4],"for":[5,87,99,144],"the":[6,28,65,69,101,104,133,138,141,163,166,208,220,235],"retrieval":[7,218],"of":[8,30,33,60,72,107,132,140,207],"tropospheric":[9],"profiles":[10,18,79,106],"(temperature,":[11],"pressure,":[12],"and":[13,74,90,109,116,129,157,172,177,203,205,224],"humidity)":[14],"using":[15,124,215],"only":[16],"refractivity":[17,77,135],"coming":[19],"from":[20,80],"Global":[21],"Positioning":[22],"System":[23,86],"(GPS)-low-Earth-orbit":[24],"radio":[25],"occultation,":[26],"without":[27],"constraint":[29],"independent":[31],"knowledge":[32],"atmospheric":[34,168,192],"parameters":[35,169],"at":[36],"each":[37],"GPS":[38],"occultation.":[39],"In":[40],"order":[41],"to":[42,183],"achieve":[43],"this":[44],"goal,":[45],"we":[46,150,178,188],"have":[47,94,151,179,189,227],"used":[48,96],"an":[49],"approach":[50,210],"based":[51],"on":[52,127],"neural":[53],"networks":[54],"(NNs),":[55],"exploiting":[56],"data":[58],"set":[59],"1106":[61],"occultations":[62],"collected":[63],"over":[64],"Arctic":[66],"region":[67],"during":[68],"winter":[70],"season":[71],"2007":[73],"2008.":[75],"Total":[76],"(N)":[78],"Formosa":[81],"Satellite":[82],"3":[83],"(FORMOSAT-3)/Constellation":[84],"Observing":[85],"Meteorology":[88],"Ionosphere":[89],"Climate":[91],"(COSMIC)":[92],"satellites":[93],"been":[95,229],"as":[97,191,231],"input":[98],"training":[100],"NNs,":[102],"whereas":[103],"target":[105],"dry":[108,128],"wet":[110,130],"components":[111],"(N":[112],"<sub":[113,118,154,159],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[114,119,155,160],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">d</sub>":[115,156],"N":[117,153,158],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">w</sub>":[120,161],")":[121],"were":[122],"derived":[123],"prior":[125],"information":[126],"fractions":[131],"total":[134],"provided":[136],"by":[137,162,219],"analysis":[139],"European":[142],"Centre":[143],"Medium-Range":[145],"Weather":[146],"Forecast":[147],"(ECMWF).":[148],"Once":[149],"retrieved":[152],"trained":[164],"networks,":[165],"other":[167],"(pressure,":[170],"temperature,":[171],"vapor)":[173],"can":[174],"be":[175],"computed,":[176],"done":[180],"so":[181],"relative":[182],"colocated":[184],"ECMWF":[185],"data,":[186],"which":[187],"assumed":[190],"truth.":[193],"Finally,":[194],"some":[195],"comparisons":[196],"with":[197],"radiosonde":[198],"observations":[199],"(RAOBs)":[200],"are":[201,211],"shown,":[202],"performances":[204],"potential":[206],"proposed":[209],"discussed.":[212],"Profiles":[213],"computed":[214],"1-D":[216],"variational":[217],"COSMIC":[221],"Data":[222],"Analysis":[223],"Archive":[225],"Center":[226],"also":[228],"considered":[230],"benchmark":[233],"in":[234],"RAOB":[236],"comparison.":[237]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
