{"id":"https://openalex.org/W3096219648","doi":"https://doi.org/10.3390/rs12213519","title":"Ocean Surface Topography Altimetry by Large Baseline Cross-Interferometry from Satellite Formation","display_name":"Ocean Surface Topography Altimetry by Large Baseline Cross-Interferometry from Satellite Formation","publication_year":2020,"publication_date":"2020-10-27","ids":{"openalex":"https://openalex.org/W3096219648","doi":"https://doi.org/10.3390/rs12213519","mag":"3096219648"},"language":"en","primary_location":{"id":"doi:10.3390/rs12213519","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12213519","pdf_url":"https://www.mdpi.com/2072-4292/12/21/3519/pdf?version=1603939314","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/12/21/3519/pdf?version=1603939314","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5078951574","display_name":"Weiya Kong","orcid":"https://orcid.org/0000-0002-8611-5671"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]},{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiya Kong","raw_affiliation_strings":["Qian Xuesen Laboratory of Space and Technology, Beijing 100094, China","School of Electronic and Information Engineering, Beihang University, Beijing 100191, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space and Technology, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Beihang University, Beijing 100191, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114377956","display_name":"Bo Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Bo Liu","raw_affiliation_strings":["Qian Xuesen Laboratory of Space and Technology, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space and Technology, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058779185","display_name":"Xiaohong Sui","orcid":"https://orcid.org/0000-0002-2376-448X"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohong Sui","raw_affiliation_strings":["Qian Xuesen Laboratory of Space and Technology, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space and Technology, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038156385","display_name":"Zhang Running","orcid":null},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Running Zhang","raw_affiliation_strings":["Beijing Institute of Spacecraft System Engineering, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Beijing Institute of Spacecraft System Engineering, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100778202","display_name":"Jinping Sun","orcid":"https://orcid.org/0000-0002-7184-5057"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinping Sun","raw_affiliation_strings":["School of Electronic and Information Engineering, Beihang University, Beijing 100191, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Beihang University, Beijing 100191, China","institution_ids":["https://openalex.org/I82880672"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5114377956"],"corresponding_institution_ids":["https://openalex.org/I194716290"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":8.1391,"has_fulltext":true,"cited_by_count":10,"citation_normalized_percentile":{"value":0.97259986,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"12","issue":"21","first_page":"3519","last_page":"3519"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","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/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9972000122070312,"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/T11459","display_name":"Arctic and Antarctic ice dynamics","score":0.9955999851226807,"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/baseline","display_name":"Baseline (sea)","score":0.8031074404716492},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.7065727710723877},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.7006460428237915},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.6622315645217896},{"id":"https://openalex.org/keywords/altimeter","display_name":"Altimeter","score":0.6482704877853394},{"id":"https://openalex.org/keywords/decorrelation","display_name":"Decorrelation","score":0.627253532409668},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5213680863380432},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.48198479413986206},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.16305622458457947},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.08031830191612244},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.07221642136573792}],"concepts":[{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.8031074404716492},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7065727710723877},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.7006460428237915},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.6622315645217896},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.6482704877853394},{"id":"https://openalex.org/C177860922","wikidata":"https://www.wikidata.org/wiki/Q788608","display_name":"Decorrelation","level":2,"score":0.627253532409668},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5213680863380432},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.48198479413986206},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.16305622458457947},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08031830191612244},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.07221642136573792},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs12213519","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12213519","pdf_url":"https://www.mdpi.com/2072-4292/12/21/3519/pdf?version=1603939314","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0dfe89a79043429ca0fac668abcbff9e","is_oa":true,"landing_page_url":"https://doaj.org/article/0dfe89a79043429ca0fac668abcbff9e","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 12, Iss 21, p 3519 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/12/21/3519/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs12213519","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 12; Issue 21; Pages: 3519","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs12213519","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12213519","pdf_url":"https://www.mdpi.com/2072-4292/12/21/3519/pdf?version=1603939314","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8799999952316284,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2330541254","display_name":null,"funder_award_id":"42074225","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3085993365","display_name":null,"funder_award_id":"(Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7726157001","display_name":null,"funder_award_id":"Grant No.","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/F4320327471","display_name":"China Aerospace Science and Technology Corporation","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3096219648.pdf","grobid_xml":"https://content.openalex.org/works/W3096219648.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W655709252","https://openalex.org/W843536416","https://openalex.org/W1509035750","https://openalex.org/W1798648676","https://openalex.org/W1907760088","https://openalex.org/W1985076527","https://openalex.org/W1988807196","https://openalex.org/W1994184728","https://openalex.org/W1996532980","https://openalex.org/W2014908699","https://openalex.org/W2020244261","https://openalex.org/W2025969570","https://openalex.org/W2049380103","https://openalex.org/W2061577342","https://openalex.org/W2073804542","https://openalex.org/W2079299474","https://openalex.org/W2084744129","https://openalex.org/W2090198800","https://openalex.org/W2106996314","https://openalex.org/W2123786602","https://openalex.org/W2134449776","https://openalex.org/W2135196317","https://openalex.org/W2139597788","https://openalex.org/W2148505991","https://openalex.org/W2160294071","https://openalex.org/W2282281932","https://openalex.org/W2333089180","https://openalex.org/W2467259839","https://openalex.org/W2607035214","https://openalex.org/W2608129851","https://openalex.org/W2751448007","https://openalex.org/W3036667264","https://openalex.org/W6678942417"],"related_works":["https://openalex.org/W1604939135","https://openalex.org/W2127058578","https://openalex.org/W2098040275","https://openalex.org/W2735368845","https://openalex.org/W2089764958","https://openalex.org/W3109905219","https://openalex.org/W2073586885","https://openalex.org/W2365952365","https://openalex.org/W2370902110","https://openalex.org/W2358154721"],"abstract_inverted_index":{"Imaging":[0],"Radar":[1,19],"Altimeter":[2],"(IRA)":[3],"is":[4,65,146,160],"the":[5,25,55,62,68,80,103,113,124,130,141,152,157,176],"current":[6],"development":[7],"tendency":[8],"for":[9,43,138,151],"ocean":[10],"surface":[11],"topography":[12],"(OST)":[13],"altimetry,":[14],"which":[15,60],"utilizes":[16],"Synthetic":[17],"Aperture":[18],"(SAR)":[20],"and":[21,76,156,185],"interferometry":[22],"to":[23,30,89,97,102,116,149,163],"improve":[24],"spatial":[26],"resolution":[27],"of":[28,58,73,92,120],"OST":[29,139],"several":[31],"kilometers":[32],"or":[33,49,118],"even":[34],"better.":[35],"Meanwhile,":[36],"centimetric":[37,99],"altimetry":[38],"accuracy":[39,197],"should":[40],"be":[41],"guaranteed":[42],"applications":[44],"such":[45],"as":[46],"geostrophic":[47],"currents":[48],"marine":[50],"gravity":[51],"anomaly":[52],"inversion.":[53],"However,":[54],"baseline":[56,74,81,114,132,154,180,187],"length":[57,82,115],"IRA":[59,133],"determines":[61],"altimetric":[63],"sensitivity":[64],"confined":[66],"by":[67],"satellite":[69,86,108,136],"platform,":[70],"in":[71,148],"consideration":[72],"vibration":[75],"payload":[77],"capability.":[78],"Therefore,":[79,127],"from":[83,106,135,168],"a":[84],"single":[85],"can":[87,110,192],"extend":[88,112],"only":[90],"tens":[91],"meters,":[93,121],"making":[94],"it":[95],"difficult":[96],"achieve":[98,193],"accuracy.":[100],"Referring":[101],"successful":[104],"experience":[105],"TerraSAR-X/TanDEM-X,":[107],"formation":[109,137],"easily":[111],"hundreds":[117],"thousands":[119],"depending":[122],"on":[123],"helix":[125,158],"orbit.":[126],"we":[128],"propose":[129],"large":[131],"(LB-IRA)":[134],"altimetry:":[140],"carrier":[142],"frequency":[143],"shift":[144],"(CFS)":[145],"brought":[147],"compensate":[150],"severe":[153,165],"decorrelation,":[155],"orbit":[159],"carefully":[161],"selected":[162],"prevent":[164],"time":[166],"decorrelation":[167],"along-track":[169],"baseline.":[170],"The":[171],"numerical":[172],"results":[173],"indicate":[174],"that":[175],"LB-IRA,":[177],"whose":[178],"cross-track":[179],"ranges":[181,188],"between":[182,189],"629~1000":[183],"m":[184],"along-tack":[186],"0~40":[190],"m,":[191],"~1":[194],"cm":[195],"relative":[196],"at":[198],"1":[199],"km":[200],"resolution.":[201]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}
