{"id":"https://openalex.org/W4312837657","doi":"https://doi.org/10.1109/igarss46834.2022.9884331","title":"On the De-Ramping of SLC-IW Tops SAR Data and Ocean Circulation Parameters Estimation","display_name":"On the De-Ramping of SLC-IW Tops SAR Data and Ocean Circulation Parameters Estimation","publication_year":2022,"publication_date":"2022-07-17","ids":{"openalex":"https://openalex.org/W4312837657","doi":"https://doi.org/10.1109/igarss46834.2022.9884331"},"language":"en","primary_location":{"id":"doi:10.1109/igarss46834.2022.9884331","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss46834.2022.9884331","pdf_url":null,"source":{"id":"https://openalex.org/S4363604196","display_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-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/A5064188225","display_name":"Muhammad Amjad Iqbal","orcid":"https://orcid.org/0000-0003-2201-7746"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":true,"raw_author_name":"Muhammad Amjad Iqbal","raw_affiliation_strings":["CEO SpaceTech, University POLITEHNICA of Bucharest (UPB),Romania","CEO SpaceTech, University POLITEHNICA of Bucharest (UPB), Romania"],"affiliations":[{"raw_affiliation_string":"CEO SpaceTech, University POLITEHNICA of Bucharest (UPB),Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"CEO SpaceTech, University POLITEHNICA of Bucharest (UPB), Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038937968","display_name":"Andrei Anghel","orcid":"https://orcid.org/0000-0003-3875-3238"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Andrei Anghel","raw_affiliation_strings":["CEO SpaceTech, University POLITEHNICA of Bucharest (UPB),Romania","CEO SpaceTech, University POLITEHNICA of Bucharest (UPB), Romania"],"affiliations":[{"raw_affiliation_string":"CEO SpaceTech, University POLITEHNICA of Bucharest (UPB),Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"CEO SpaceTech, University POLITEHNICA of Bucharest (UPB), Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032370631","display_name":"Mihai Datcu","orcid":"https://orcid.org/0000-0002-3477-9687"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]},{"id":"https://openalex.org/I2898391981","display_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","ror":"https://ror.org/04bwf3e34","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2898391981"]}],"countries":["DE","RO"],"is_corresponding":false,"raw_author_name":"Mihai Datcu","raw_affiliation_strings":["CEO SpaceTech, University POLITEHNICA of Bucharest (UPB),Romania","Earth Observation Center (EOC), German Aerospace Center (DLR), Oberpfaffenhofen, Germany","CEO SpaceTech, University POLITEHNICA of Bucharest (UPB), Romania"],"affiliations":[{"raw_affiliation_string":"CEO SpaceTech, University POLITEHNICA of Bucharest (UPB),Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"Earth Observation Center (EOC), German Aerospace Center (DLR), Oberpfaffenhofen, Germany","institution_ids":["https://openalex.org/I2898391981"]},{"raw_affiliation_string":"CEO SpaceTech, University POLITEHNICA of Bucharest (UPB), Romania","institution_ids":["https://openalex.org/I61641377"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5064188225"],"corresponding_institution_ids":["https://openalex.org/I61641377"],"apc_list":null,"apc_paid":null,"fwci":2.6432,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.90666667,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"13","issue":null,"first_page":"6817","last_page":"6820"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":1.0,"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/T11061","display_name":"Ocean Waves and Remote Sensing","score":1.0,"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/T10255","display_name":"Oceanographic and Atmospheric Processes","score":0.9991999864578247,"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":0.9987999796867371,"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/azimuth","display_name":"Azimuth","score":0.6071658134460449},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5781942009925842},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5476301908493042},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.49294424057006836},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4148263931274414},{"id":"https://openalex.org/keywords/tops","display_name":"TOPS","score":0.41399508714675903},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.3982802629470825},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2460865080356598},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.12194180488586426}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.6071658134460449},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5781942009925842},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5476301908493042},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.49294424057006836},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4148263931274414},{"id":"https://openalex.org/C2777675136","wikidata":"https://www.wikidata.org/wiki/Q835642","display_name":"TOPS","level":3,"score":0.41399508714675903},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.3982802629470825},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2460865080356598},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12194180488586426},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/igarss46834.2022.9884331","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss46834.2022.9884331","pdf_url":null,"source":{"id":"https://openalex.org/S4363604196","display_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},{"id":"pmh:oai:elib.dlr.de:193339","is_oa":false,"landing_page_url":"https://doi.org/10.1109/IGARSS46834.2022.9884331>.","pdf_url":null,"source":{"id":"https://openalex.org/S4377196266","display_name":"elib (German Aerospace Center)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2898391981","host_organization_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","host_organization_lineage":["https://openalex.org/I2898391981"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.8799999952316284}],"awards":[{"id":"https://openalex.org/G5362735716","display_name":null,"funder_award_id":"860370","funder_id":"https://openalex.org/F4320338337","funder_display_name":"H2020 Marie Sk\u0142odowska-Curie Actions"},{"id":"https://openalex.org/G6100177302","display_name":null,"funder_award_id":"Sk\u0142odowska","funder_id":"https://openalex.org/F4320338337","funder_display_name":"H2020 Marie Sk\u0142odowska-Curie Actions"},{"id":"https://openalex.org/G7442756202","display_name":null,"funder_award_id":"GA 860370","funder_id":"https://openalex.org/F4320338337","funder_display_name":"H2020 Marie Sk\u0142odowska-Curie Actions"},{"id":"https://openalex.org/G7901872499","display_name":null,"funder_award_id":"Marie","funder_id":"https://openalex.org/F4320338337","funder_display_name":"H2020 Marie Sk\u0142odowska-Curie Actions"}],"funders":[{"id":"https://openalex.org/F4320338337","display_name":"H2020 Marie Sk\u0142odowska-Curie Actions","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2085362258","https://openalex.org/W2121271591","https://openalex.org/W2156606791","https://openalex.org/W2160635787","https://openalex.org/W2326834498","https://openalex.org/W3011133015","https://openalex.org/W3119098367","https://openalex.org/W3206398268","https://openalex.org/W6677986320"],"related_works":["https://openalex.org/W2811109569","https://openalex.org/W2385933648","https://openalex.org/W2381557761","https://openalex.org/W4231398535","https://openalex.org/W4245680303","https://openalex.org/W1996292569","https://openalex.org/W2013329914","https://openalex.org/W2071131471","https://openalex.org/W2392383081","https://openalex.org/W1618102658"],"abstract_inverted_index":{"The":[0,111,135],"spectral":[1],"characteristics":[2],"of":[3,22,32,43,52,100,133,137,157,168],"single-look":[4],"complex":[5,87],"-":[6],"inter-ferometric":[7],"wide":[8],"(SLC-IW)":[9],"swath,":[10],"terrain":[11],"observation":[12],"by":[13],"progressive":[14],"scan":[15],"(TOPS),":[16],"are":[17,141],"significantly":[18],"different":[19],"from":[20,85,118],"those":[21],"strip-map":[23],"(SM).":[24],"Due":[25],"to":[26,73],"the":[27,34,50,86,101,122,153,159],"burst":[28],"mode":[29],"and":[30,60,105,121,147,155],"series":[31],"sub-swaths,":[33],"target":[35],"area":[36],"is":[37,66,69,116,127],"scanned":[38],"for":[39,162],"a":[40,70,166],"short":[41],"period":[42],"time.":[44],"Therefore,":[45],"swath":[46],"width":[47],"comes":[48],"at":[49],"expense":[51],"azimuth":[53],"resolution.":[54],"To":[55],"eliminate":[56],"quadratic":[57],"phase":[58],"drift":[59],"achieve":[61],"SLC":[62],"baseband,":[63],"significant":[64,123],"processing":[65],"required.":[67],"De-ramping":[68],"necessary":[71],"step":[72],"compute":[74],"ocean":[75,83,138,169],"circulation":[76,139],"parameters.":[77],"In":[78],"this":[79],"work,":[80],"we":[81],"extract":[82],"parameters":[84,140],"echo":[88],"signal":[89],"based":[90],"on":[91],"data":[92,161],"driven":[93],"Doppler":[94,119],"centroid":[95],"<tex":[96,107],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[97,108],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$(f_{DC})$</tex>":[98],"regardless":[99],"OCN":[102],"product":[103],"information":[104],"geophysical":[106],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$f_{DC}$</tex>":[109],"image.":[110],"radial":[112],"surface":[113],"velocity":[114],"(RSV)":[115],"retrieved":[117],"history,":[120],"wave":[124],"height":[125],"(SWH)":[126],"estimated":[128],"with":[129,145],"an":[130],"empirical":[131],"relationship":[132],"RSV.":[134],"results":[136],"promising":[142],"when":[143],"compared":[144],"benchmark":[146],"in-situ":[148],"data.":[149],"This":[150],"work":[151],"demonstrates":[152],"efficacy":[154],"necessity":[156],"de-ramping":[158],"TOPS":[160],"subsequent":[163],"use":[164],"in":[165],"variety":[167],"remote":[170],"sensing":[171],"applications.":[172]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}