{"id":"https://openalex.org/W2134146141","doi":"https://doi.org/10.1109/lgrs.2010.2042425","title":"GNSS-Derived Path Delay: An Approach to Compute the Wet Tropospheric Correction for Coastal Altimetry","display_name":"GNSS-Derived Path Delay: An Approach to Compute the Wet Tropospheric Correction for Coastal Altimetry","publication_year":2010,"publication_date":"2010-04-30","ids":{"openalex":"https://openalex.org/W2134146141","doi":"https://doi.org/10.1109/lgrs.2010.2042425","mag":"2134146141"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2010.2042425","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2010.2042425","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","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/A5038020484","display_name":"M. Joana Fernandes","orcid":"https://orcid.org/0000-0002-0946-0092"},"institutions":[{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"M. Joana Fernandes","raw_affiliation_strings":["Faculdade de Ci\u00eancias FCUP, Universidade do Porto, Porto, Portugal","Fac. de Cienc., Univ. do Porto, Porto, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias FCUP, Universidade do Porto, Porto, Portugal","institution_ids":["https://openalex.org/I182534213"]},{"raw_affiliation_string":"Fac. de Cienc., Univ. do Porto, Porto, Portugal","institution_ids":["https://openalex.org/I182534213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071240073","display_name":"Clara L\u00e1zaro","orcid":"https://orcid.org/0000-0002-8849-7546"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Clara Lazaro","raw_affiliation_strings":["FCUP, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"FCUP, Portugal","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086574986","display_name":"Alexandra L. Nunes","orcid":null},"institutions":[{"id":"https://openalex.org/I83863532","display_name":"Polytechnic Institute of Porto","ror":"https://ror.org/04988re48","country_code":"PT","type":"education","lineage":["https://openalex.org/I83863532"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Alexandra L. Nunes","raw_affiliation_strings":["Instituto Superior de Engenharia, Instituto Polit\u00e9 cnico do Porto, Porto, Portugal","Inst. Super. de Eng., Inst. Politec. do Porto, Porto, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto Superior de Engenharia, Instituto Polit\u00e9 cnico do Porto, Porto, Portugal","institution_ids":["https://openalex.org/I83863532"]},{"raw_affiliation_string":"Inst. Super. de Eng., Inst. Politec. do Porto, Porto, Portugal","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000739559","display_name":"Nelson Pires","orcid":"https://orcid.org/0000-0002-6629-8060"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nelson Pires","raw_affiliation_strings":["FCUP, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"FCUP, Portugal","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108994270","display_name":"Lu\u00edsa Bastos","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lu\u00edsa Bastos","raw_affiliation_strings":["FCUP, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"FCUP, Portugal","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045597945","display_name":"V. B. Mendes","orcid":"https://orcid.org/0000-0002-7362-8996"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Virg\u00edlio B. Mendes","raw_affiliation_strings":["Faculdade de Ci\u00eancias,IDL, Universidade de Lisboa, Lisboa, Portugal","Fac. de Cienc., Univ. de Lisboa, Lisbon, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias,IDL, Universidade de Lisboa, Lisboa, Portugal","institution_ids":["https://openalex.org/I141596103"]},{"raw_affiliation_string":"Fac. de Cienc., Univ. de Lisboa, Lisbon, Portugal","institution_ids":["https://openalex.org/I141596103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":43.3835,"has_fulltext":false,"cited_by_count":51,"citation_normalized_percentile":{"value":0.99372663,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"7","issue":"3","first_page":"596","last_page":"600"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998999834060669,"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/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.9347661733627319},{"id":"https://openalex.org/keywords/altimeter","display_name":"Altimeter","score":0.7459953427314758},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6540745496749878},{"id":"https://openalex.org/keywords/troposphere","display_name":"Troposphere","score":0.6527286171913147},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5109571814537048},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.5079527497291565},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.4354281425476074},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.38376152515411377},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.357815146446228},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2630704641342163},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.18277254700660706},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13688158988952637}],"concepts":[{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.9347661733627319},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.7459953427314758},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6540745496749878},{"id":"https://openalex.org/C9075549","wikidata":"https://www.wikidata.org/wiki/Q40631","display_name":"Troposphere","level":2,"score":0.6527286171913147},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5109571814537048},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.5079527497291565},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.4354281425476074},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.38376152515411377},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.357815146446228},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2630704641342163},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.18277254700660706},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13688158988952637},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lgrs.2010.2042425","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2010.2042425","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"},{"id":"pmh:oai:repositorio-aberto.up.pt:10216/95843","is_oa":false,"landing_page_url":"https://hdl.handle.net/10216/95843","pdf_url":null,"source":{"id":"https://openalex.org/S4306401934","display_name":"Open Repository of the University of Porto (University of Porto)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I182534213","host_organization_name":"Universidade do Porto","host_organization_lineage":["https://openalex.org/I182534213"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8299999833106995,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320331771","display_name":"European Centre for Medium-Range Weather Forecasts","ror":"https://ror.org/014w0fd65"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1535176033","https://openalex.org/W1562608654","https://openalex.org/W1624732861","https://openalex.org/W1771119596","https://openalex.org/W1968365752","https://openalex.org/W1996545135","https://openalex.org/W2013553147","https://openalex.org/W2021214714","https://openalex.org/W2035076575","https://openalex.org/W2042435616","https://openalex.org/W2050393255","https://openalex.org/W2068381607","https://openalex.org/W2076226636","https://openalex.org/W2091938649","https://openalex.org/W2106159747","https://openalex.org/W2119486063","https://openalex.org/W2135750150","https://openalex.org/W2256807362","https://openalex.org/W2983190765","https://openalex.org/W3212910913","https://openalex.org/W6691635415","https://openalex.org/W6770039271"],"related_works":["https://openalex.org/W3110195467","https://openalex.org/W4386936491","https://openalex.org/W3033823235","https://openalex.org/W2881093137","https://openalex.org/W2163330330","https://openalex.org/W3188737086","https://openalex.org/W1982137911","https://openalex.org/W2606296569","https://openalex.org/W4288060108","https://openalex.org/W2227743261"],"abstract_inverted_index":{"This":[0],"letter":[1],"presents":[2],"an":[3,43,108],"innovative":[4],"method":[5,141,203],"for":[6,12,90,150,176,199],"computing":[7],"the":[8,16,20,23,46,50,55,66,78,87,123,129,133,145,151,157,165,200,210],"wet":[9,60,98],"tropospheric":[10,67,99],"correction":[11,100],"altimetry":[13,214],"measurements":[14,21,80,196],"in":[15,144,215],"coastal":[17,74,216],"regions,":[18],"where":[19],"from":[22,54,65,77,86,189],"microwave":[24],"radiometers":[25],"(MWRs)":[26],"onboard":[27],"altimetric":[28],"missions":[29],"become":[30],"invalid.":[31],"The":[32,97,140,162,202],"method,":[33],"called":[34],"Global":[35],"Navigation":[36],"Satellite":[37],"System":[38],"(GNSS)-derived":[39],"Path":[40],"Delay,":[41],"gives":[42],"estimation":[44],"of":[45,57,73,128,135,164,212],"correction,":[47],"along":[48],"with":[49,107],"associated":[51],"mapping":[52],"error,":[53],"combination":[56],"independent":[58],"zenith":[59],"delay":[61],"(ZWD)":[62],"values":[63],"obtained":[64,175],"delays":[68],"derived":[69],"at":[70,103,178],"a":[71,113,190],"network":[72],"GNSS":[75,191],"stations,":[76],"MWR":[79,110,195],"acquired":[81],"before":[82],"land":[83],"degradation,":[84],"and":[85,125,132,156,208],"European":[88,148],"Centre":[89],"Medium-Range":[91],"Weather":[92],"Forecasts":[93],"Deterministic":[94],"Atmospheric":[95],"Model.":[96],"is":[101,168],"estimated":[102],"each":[104,136],"altimeter":[105],"point":[106],"invalid":[109],"value":[111],"using":[112],"linear":[114],"space\u2013time":[115],"objective":[116],"analysis":[117],"technique":[118],"that":[119],"takes":[120],"into":[121],"account":[122],"spatial":[124],"temporal":[126],"variability":[127],"ZWD":[130],"field":[131],"accuracy":[134],"data":[137,154],"set":[138],"used.":[139],"was":[142],"applied":[143],"South":[146],"West":[147],"region":[149],"whole":[152],"Envisat":[153],"series,":[155],"results":[158],"are":[159,174,197],"presented":[160],"here.":[161],"uncertainty":[163],"wet-delay":[166],"estimates":[167],"below":[169],"1":[170],"cm,":[171],"provided":[172],"they":[173],"points":[177],"distances":[179],"shorter":[180],"than":[181],"<formula":[182],"formulatype=\"inline\"":[183],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[184],"xmlns:xlink=\"http://www.w3.org/1999/xlink\"><tex":[185],"Notation=\"TeX\">$\\sim$</tex></formula>":[186],"50":[187],"km":[188],"station,":[192],"and/or":[193],"valid":[194],"available":[198],"estimation.":[201],"can":[204],"be":[205],"implemented":[206],"globally":[207],"foster":[209],"use":[211],"satellite":[213],"studies.":[217]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}