{"id":"https://openalex.org/W4412353452","doi":"https://doi.org/10.1109/jstars.2025.3588419","title":"Preliminary Results of Marine Gravity Anomaly and Bathymetry From SWOT Wide-Swath Altimeter Data","display_name":"Preliminary Results of Marine Gravity Anomaly and Bathymetry From SWOT Wide-Swath Altimeter Data","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4412353452","doi":"https://doi.org/10.1109/jstars.2025.3588419"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2025.3588419","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3588419","pdf_url":null,"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://doi.org/10.1109/jstars.2025.3588419","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003370201","display_name":"Mingzhi Sun","orcid":"https://orcid.org/0000-0002-3619-1115"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingzhi Sun","raw_affiliation_strings":["School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0000-0002-3619-1115","affiliations":[{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016910459","display_name":"Wei Feng","orcid":"https://orcid.org/0000-0001-8873-0750"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Feng","raw_affiliation_strings":["School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0000-0001-8873-0750","affiliations":[{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069741861","display_name":"Dechao An","orcid":"https://orcid.org/0000-0002-9223-4781"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dechao An","raw_affiliation_strings":["School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0000-0002-9223-4781","affiliations":[{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5115602139","display_name":"Xiaodong Chen","orcid":"https://orcid.org/0000-0002-2753-2918"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaodong Chen","raw_affiliation_strings":["School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0000-0002-2753-2918","affiliations":[{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073793379","display_name":"Meng Yang","orcid":"https://orcid.org/0000-0002-6250-1965"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Meng Yang","raw_affiliation_strings":["School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0000-0002-6250-1965","affiliations":[{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060567175","display_name":"Min Zhong","orcid":"https://orcid.org/0000-0001-6911-598X"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Zhong","raw_affiliation_strings":["School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0000-0001-6911-598X","affiliations":[{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":1.2913,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.79286978,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"18","issue":null,"first_page":"18107","last_page":"18116"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9998999834060669,"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/T13177","display_name":"Geological and Geophysical Studies","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T10965","display_name":"Geological formations and processes","score":0.9855999946594238,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"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/bathymetry","display_name":"Bathymetry","score":0.9295378923416138},{"id":"https://openalex.org/keywords/altimeter","display_name":"Altimeter","score":0.8057277202606201},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.6659212112426758},{"id":"https://openalex.org/keywords/swot-analysis","display_name":"SWOT analysis","score":0.5865508317947388},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5746920108795166},{"id":"https://openalex.org/keywords/gravity-anomaly","display_name":"Gravity anomaly","score":0.5720848441123962},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.5343595743179321},{"id":"https://openalex.org/keywords/ocean-surface-topography","display_name":"Ocean surface topography","score":0.4913438856601715},{"id":"https://openalex.org/keywords/anomaly","display_name":"Anomaly (physics)","score":0.4300456643104553},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.31729528307914734}],"concepts":[{"id":"https://openalex.org/C174943157","wikidata":"https://www.wikidata.org/wiki/Q810826","display_name":"Bathymetry","level":2,"score":0.9295378923416138},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.8057277202606201},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.6659212112426758},{"id":"https://openalex.org/C119059837","wikidata":"https://www.wikidata.org/wiki/Q175096","display_name":"SWOT analysis","level":2,"score":0.5865508317947388},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5746920108795166},{"id":"https://openalex.org/C96342900","wikidata":"https://www.wikidata.org/wiki/Q1413914","display_name":"Gravity anomaly","level":3,"score":0.5720848441123962},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.5343595743179321},{"id":"https://openalex.org/C150320492","wikidata":"https://www.wikidata.org/wiki/Q7076157","display_name":"Ocean surface topography","level":2,"score":0.4913438856601715},{"id":"https://openalex.org/C12997251","wikidata":"https://www.wikidata.org/wiki/Q567560","display_name":"Anomaly (physics)","level":2,"score":0.4300456643104553},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.31729528307914734},{"id":"https://openalex.org/C2776364302","wikidata":"https://www.wikidata.org/wiki/Q1845437","display_name":"Oil field","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.0},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.0},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2025.3588419","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3588419","pdf_url":null,"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:cba50a7643c64d92937f1e143d7660b4","is_oa":true,"landing_page_url":"https://doaj.org/article/cba50a7643c64d92937f1e143d7660b4","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 18, Pp 18107-18116 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2025.3588419","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3588419","pdf_url":null,"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":[{"score":0.8399999737739563,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W2047018904","https://openalex.org/W2053987409","https://openalex.org/W2069352351","https://openalex.org/W2088173606","https://openalex.org/W2094139376","https://openalex.org/W2098089582","https://openalex.org/W2106996314","https://openalex.org/W2256422916","https://openalex.org/W2938404688","https://openalex.org/W2968914048","https://openalex.org/W3021063962","https://openalex.org/W3127647089","https://openalex.org/W3193882695","https://openalex.org/W4224284947","https://openalex.org/W4249003262","https://openalex.org/W4295126635","https://openalex.org/W4306867300","https://openalex.org/W4311011786","https://openalex.org/W4312367373","https://openalex.org/W4384821249","https://openalex.org/W4389831260","https://openalex.org/W4391999527","https://openalex.org/W4392351868","https://openalex.org/W4392591034","https://openalex.org/W4393305509","https://openalex.org/W4399702641","https://openalex.org/W4405306564","https://openalex.org/W6677347347"],"related_works":["https://openalex.org/W2078872043","https://openalex.org/W3143604340","https://openalex.org/W20494446","https://openalex.org/W2008017701","https://openalex.org/W2142044044","https://openalex.org/W2035685628","https://openalex.org/W1983008855","https://openalex.org/W286256549","https://openalex.org/W2803249229","https://openalex.org/W2036192530"],"abstract_inverted_index":{"We":[0,130,157],"assess":[1],"the":[2,5,21,36,42,52,61,68,80,93,125,160,167,180,184],"accuracy":[3,66,114],"of":[4,38,67,79,102,115,137,147,169,182],"Surface":[6],"Water":[7],"and":[8,18,57,155,179],"Ocean":[9],"Topography":[10],"(SWOT)":[11],"mission":[12,186],"for":[13],"deriving":[14],"marine":[15,171,191],"gravity":[16,49,87,153,172],"anomalies":[17,50,88],"bathymetry":[19,59,111],"in":[20,92,151,176],"Philippine":[22],"Sea":[23],"using":[24,41],"wide-swath":[25],"L3":[26],"Ka-band":[27],"radar":[28],"interferometer":[29],"(KaRIn)":[30],"data.":[31],"Our":[32],"evaluation":[33],"includes":[34],"determining":[35],"deflection":[37],"vertical":[39],"(DOV)":[40],"least":[43],"squares":[44],"collocation":[45],"(LSC)":[46],"method,":[47],"recovering":[48],"with":[51,99],"inverse":[53],"Vening-Meinesz":[54],"(IVM)":[55],"formula,":[56],"predicting":[58],"through":[60],"gravity-geological":[62],"method":[63],"(GGM).":[64],"The":[65,109],"east-west":[69],"DOV":[70],"component":[71],"has":[72],"improved":[73],"but":[74],"remains":[75],"lower":[76],"than":[77,144],"that":[78,132],"north-south":[81],"component.":[82],"SWOT-derived":[83,110],"(from":[84],"14-cycle":[85],"data)":[86],"exhibit":[89],"stronger":[90],"signals":[91],"short-wave":[94],"ranges":[95],"(<":[96],"20":[97],"km),":[98],"a":[100],"precision":[101],"2.37":[103],"mGal":[104],"compared":[105,123],"to":[106,124,165],"shipborne":[107],"measurements.":[108],"shows":[112],"an":[113,119],"124.02":[116],"m,":[117],"representing":[118],"8.36":[120],"m":[121],"improvement":[122],"conventional":[126],"SIO":[127],"altimeter-based":[128],"model.":[129],"show":[131],"14":[133],"cycles":[134],"(10":[135],"months)":[136],"SWOT":[138,161,185],"data":[139,162,177],"provide":[140],"more":[141],"detailed":[142],"information":[143],"30":[145],"years":[146],"traditional":[148],"nadir":[149],"altimetry":[150],"both":[152],"anomaly":[154],"bathymetry.":[156],"have":[158],"optimized":[159],"processing":[163,178],"strategy":[164],"enable":[166],"retrieval":[168],"highquality":[170],"anomalies.":[173],"With":[174],"advancements":[175],"accumulation":[181],"observations,":[183],"is":[187],"progressing":[188],"toward":[189],"its":[190],"geophysics":[192],"objectives.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}