{"id":"https://openalex.org/W4317038654","doi":"https://doi.org/10.1109/lgrs.2023.3235983","title":"A Back Propagation Neural Network-Based Calibration Approach for Sentinel-3 OLCI Near-Infrared Water Vapor Product","display_name":"A Back Propagation Neural Network-Based Calibration Approach for Sentinel-3 OLCI Near-Infrared Water Vapor Product","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4317038654","doi":"https://doi.org/10.1109/lgrs.2023.3235983"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2023.3235983","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2023.3235983","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/A5085963506","display_name":"Jiafei Xu","orcid":"https://orcid.org/0000-0001-7500-870X"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Jiafei Xu","raw_affiliation_strings":["Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China","Research Institute for Sustainable Urban Development, The Hong Kong Polytechnic University, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Research Institute for Sustainable Urban Development, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042517863","display_name":"Zhizhao Liu","orcid":"https://orcid.org/0000-0001-6822-9248"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Zhizhao Liu","raw_affiliation_strings":["Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China","Research Institute for Sustainable Urban Development, The Hong Kong Polytechnic University, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Research Institute for Sustainable Urban Development, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5085963506"],"corresponding_institution_ids":["https://openalex.org/I14243506"],"apc_list":null,"apc_paid":null,"fwci":8.2932,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.96675696,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"20","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9970999956130981,"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":0.9970999956130981,"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":0.9908000230789185,"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/T11320","display_name":"Atmospheric Ozone and Climate","score":0.9818999767303467,"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/radiosonde","display_name":"Radiosonde","score":0.7878433465957642},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6499132513999939},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5665029287338257},{"id":"https://openalex.org/keywords/zenith","display_name":"Zenith","score":0.540728747844696},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.5042427778244019},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4942626953125},{"id":"https://openalex.org/keywords/water-vapor","display_name":"Water vapor","score":0.48016682267189026},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.4759996831417084},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4546944200992584},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.431906133890152},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.14364883303642273},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.10375720262527466},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10142451524734497},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.09990119934082031},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09930628538131714},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08216288685798645}],"concepts":[{"id":"https://openalex.org/C11999413","wikidata":"https://www.wikidata.org/wiki/Q852817","display_name":"Radiosonde","level":2,"score":0.7878433465957642},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6499132513999939},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5665029287338257},{"id":"https://openalex.org/C53970728","wikidata":"https://www.wikidata.org/wiki/Q82806","display_name":"Zenith","level":2,"score":0.540728747844696},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.5042427778244019},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4942626953125},{"id":"https://openalex.org/C147534773","wikidata":"https://www.wikidata.org/wiki/Q190120","display_name":"Water vapor","level":2,"score":0.48016682267189026},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.4759996831417084},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4546944200992584},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.431906133890152},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.14364883303642273},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.10375720262527466},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10142451524734497},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.09990119934082031},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09930628538131714},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08216288685798645},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2023.3235983","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2023.3235983","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"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","score":0.6800000071525574,"display_name":"Life below water"}],"awards":[{"id":"https://openalex.org/G5297528087","display_name":null,"funder_award_id":"PolyU/RGC 15205821/B-Q84W","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"},{"id":"https://openalex.org/G8003979087","display_name":null,"funder_award_id":"1-BBWJ","funder_id":"https://openalex.org/F4320327181","funder_display_name":"Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University"},{"id":"https://openalex.org/G8737494519","display_name":null,"funder_award_id":"PolyU/RGC 15221620/B-Q80Q","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"}],"funders":[{"id":"https://openalex.org/F4320321592","display_name":"Research Grants Council, University Grants Committee","ror":"https://ror.org/00djwmt25"},{"id":"https://openalex.org/F4320327181","display_name":"Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1498436455","https://openalex.org/W1995199641","https://openalex.org/W2009619252","https://openalex.org/W2067448511","https://openalex.org/W2069674806","https://openalex.org/W2071416426","https://openalex.org/W2103989899","https://openalex.org/W2112306707","https://openalex.org/W2134631034","https://openalex.org/W2165026909","https://openalex.org/W2174616381","https://openalex.org/W2515553696","https://openalex.org/W2757067218","https://openalex.org/W2886196490","https://openalex.org/W2904027814","https://openalex.org/W2909786198","https://openalex.org/W2955301595","https://openalex.org/W3025949386","https://openalex.org/W3202422269","https://openalex.org/W3205962610","https://openalex.org/W4237755182","https://openalex.org/W4294891454","https://openalex.org/W6958826438"],"related_works":["https://openalex.org/W2183209028","https://openalex.org/W2024671363","https://openalex.org/W3037709882","https://openalex.org/W2173304361","https://openalex.org/W2001847878","https://openalex.org/W2799320788","https://openalex.org/W1967780271","https://openalex.org/W4383907499","https://openalex.org/W2353066159","https://openalex.org/W2127642947"],"abstract_inverted_index":{"A":[0],"back":[1],"propagation":[2],"neural":[3],"network":[4],"(BPNN)-based":[5],"calibration":[6,128],"method":[7],"is":[8,92],"developed":[9],"to":[10,112,146,156,182,189],"enhance":[11],"the":[12,27,47,86,126,131,176],"all-weather":[13,139],"quality":[14,61],"of":[15,26,49,135],"official":[16,55,136],"integrated":[17],"water":[18,96],"vapor":[19,97],"(IWV)":[20],"products":[21,141],"from":[22,76,108,144,154,180,187],"near-infrared":[23],"(NIR)":[24],"observations":[25],"Ocean":[28],"and":[29,36,62,66,104,118,151,185,194],"Land":[30],"Color":[31],"Instrument":[32],"(OLCI)":[33],"onboard":[34],"Sentinel-3A":[35,150,193],"Sentinel-3B":[37],"satellites.":[38],"The":[39,70,90,122],"model":[40,91,129],"utilizes":[41],"multiple":[42],"variables":[43],"that":[44,125],"link":[45],"with":[46,163,171],"derivation":[48],"satellite":[50],"NIR":[51,57,138],"IWV":[52,73,88,140],"products,":[53],"including":[54],"OLCI":[56,137],"IWV,":[58,175],"latitude,":[59],"land":[60],"science":[63],"flag,":[64],"month,":[65],"solar":[67],"zenith":[68],"angle.":[69],"in":[71,116,164,172],"situ":[72,165,173],"observations,":[74],"collected":[75],"100":[77],"Global":[78],"Positioning":[79],"System":[80],"(GPS)":[81],"stations,":[82],"are":[83],"employed":[84],"as":[85],"desired":[87],"estimates.":[89],"evaluated":[93],"using":[94],"one-year":[95],"data":[98],"at":[99],"additional":[100],"114":[101],"GPS":[102],"stations":[103,107],"97":[105],"radiosonde":[106],"June":[109],"1,":[110],"2019":[111],"May":[113],"31,":[114],"2020":[115],"China":[117],"its":[119],"surrounding":[120],"regions.":[121],"results":[123],"show":[124],"BPNN-based":[127],"reduces":[130,178],"root-mean-square":[132],"error":[133],"(RMSE)":[134],"by":[142,152],"24.52%":[143],"3.10":[145],"2.34":[147],"mm":[148,158,184,191],"for":[149,159,192],"25.00%":[153],"3.44":[155],"2.58":[157],"Sentinel-3B,":[160,195],"when":[161],"compared":[162,170],"GPS-observed":[166],"reference":[167],"IWV.":[168],"When":[169],"radiosonde-observed":[174],"RMSE":[177],"21.01%":[179],"4.57":[181],"3.61":[183],"20.81%":[186],"5.19":[188],"4.11":[190],"respectively.":[196]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
