{"id":"https://openalex.org/W4365790494","doi":"https://doi.org/10.1109/jstars.2023.3266886","title":"Focusing Highly Squinted FMCW-SAR Data Using the Modified Wavenumber-Domain Algorithm","display_name":"Focusing Highly Squinted FMCW-SAR Data Using the Modified Wavenumber-Domain Algorithm","publication_year":2023,"publication_date":"2023-04-13","ids":{"openalex":"https://openalex.org/W4365790494","doi":"https://doi.org/10.1109/jstars.2023.3266886"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2023.3266886","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2023.3266886","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10101808.pdf","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://ieeexplore.ieee.org/ielx7/4609443/4609444/10101808.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011921680","display_name":"Tinghao Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Tinghao Zhang","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044356445","display_name":"Yachao Li","orcid":"https://orcid.org/0000-0002-6672-367X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yachao Li","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072249771","display_name":"Mingze Yuan","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingze Yuan","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030096886","display_name":"Liang Guo","orcid":"https://orcid.org/0000-0001-6296-6028"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Guo","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100705677","display_name":"Jiao Guo","orcid":"https://orcid.org/0000-0003-4362-0683"},"institutions":[{"id":"https://openalex.org/I89652312","display_name":"Northwest A&F University","ror":"https://ror.org/0051rme32","country_code":"CN","type":"education","lineage":["https://openalex.org/I89652312"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiao Guo","raw_affiliation_strings":["College of Mechanical and Electronic Engineering, Northwest A&F University, Yangling, China"],"affiliations":[{"raw_affiliation_string":"College of Mechanical and Electronic Engineering, Northwest A&F University, Yangling, China","institution_ids":["https://openalex.org/I89652312"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101568202","display_name":"Hao Lin","orcid":"https://orcid.org/0009-0002-1533-791X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Lin","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021408538","display_name":"Mengdao Xing","orcid":"https://orcid.org/0000-0002-4084-0915"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengdao Xing","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5011921680"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":7.5393,"has_fulltext":true,"cited_by_count":10,"citation_normalized_percentile":{"value":0.96382893,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"17","issue":null,"first_page":"1999","last_page":"2011"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.998199999332428,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.998199999332428,"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/T10271","display_name":"Seismic Imaging and Inversion Techniques","score":0.9944000244140625,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.8507548570632935},{"id":"https://openalex.org/keywords/wavenumber","display_name":"Wavenumber","score":0.7687880992889404},{"id":"https://openalex.org/keywords/aliasing","display_name":"Aliasing","score":0.6305263042449951},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5980910062789917},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.5677411556243896},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5499545335769653},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5027778148651123},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4689435660839081},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.42870399355888367},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.41740137338638306},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.413227379322052},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2627772092819214},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20161083340644836},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.19325098395347595},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.18402037024497986},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.17236903309822083},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.15418660640716553}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.8507548570632935},{"id":"https://openalex.org/C121130766","wikidata":"https://www.wikidata.org/wiki/Q192510","display_name":"Wavenumber","level":2,"score":0.7687880992889404},{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.6305263042449951},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5980910062789917},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.5677411556243896},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5499545335769653},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5027778148651123},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4689435660839081},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.42870399355888367},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.41740137338638306},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.413227379322052},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2627772092819214},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20161083340644836},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.19325098395347595},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.18402037024497986},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.17236903309822083},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.15418660640716553},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","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},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2023.3266886","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2023.3266886","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10101808.pdf","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:88d396e80e47492d89ed603866e204d3","is_oa":true,"landing_page_url":"https://doaj.org/article/88d396e80e47492d89ed603866e204d3","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","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 1999-2011 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2023.3266886","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2023.3266886","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10101808.pdf","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":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4365790494.pdf","grobid_xml":"https://content.openalex.org/works/W4365790494.grobid-xml"},"referenced_works_count":41,"referenced_works":["https://openalex.org/W357677209","https://openalex.org/W1512065934","https://openalex.org/W1523376772","https://openalex.org/W1986993797","https://openalex.org/W1992004245","https://openalex.org/W2002740413","https://openalex.org/W2009952045","https://openalex.org/W2015288309","https://openalex.org/W2042706080","https://openalex.org/W2048442770","https://openalex.org/W2082608595","https://openalex.org/W2095533285","https://openalex.org/W2095807826","https://openalex.org/W2101961721","https://openalex.org/W2103897432","https://openalex.org/W2126916419","https://openalex.org/W2127623318","https://openalex.org/W2131747793","https://openalex.org/W2138863700","https://openalex.org/W2147517352","https://openalex.org/W2155111199","https://openalex.org/W2158614875","https://openalex.org/W2159764512","https://openalex.org/W2161745552","https://openalex.org/W2168110815","https://openalex.org/W2205353005","https://openalex.org/W2290909331","https://openalex.org/W2333220640","https://openalex.org/W2589587914","https://openalex.org/W2758998477","https://openalex.org/W2982491860","https://openalex.org/W3090800666","https://openalex.org/W3136230402","https://openalex.org/W3151637590","https://openalex.org/W3169951116","https://openalex.org/W3192656866","https://openalex.org/W3202470209","https://openalex.org/W4226328741","https://openalex.org/W4285138054","https://openalex.org/W4323896964","https://openalex.org/W4362590705"],"related_works":["https://openalex.org/W3148450583","https://openalex.org/W2001088508","https://openalex.org/W1977973012","https://openalex.org/W4238008884","https://openalex.org/W2800403264","https://openalex.org/W2068843146","https://openalex.org/W2462749609","https://openalex.org/W1998424290","https://openalex.org/W2071292253","https://openalex.org/W2006750848"],"abstract_inverted_index":{"Three-dimension":[0],"acceleration,":[1],"azimuth":[2,88,94,117],"dependence,":[3],"and":[4,66,132],"real-time":[5],"processing":[6],"are":[7,69,82],"the":[8,44,63,87,93,101,107,116,137,140],"main":[9],"issues":[10],"to":[11,71,96,112,122],"be":[12],"solved":[13],"in":[14,34],"highly-squinted":[15],"frequency-modulation":[16],"continuous-wave":[17],"(FMCW)":[18],"SAR":[19],"with":[20],"a":[21,28,49,57],"curved":[22,58],"trajectory.":[23],"To":[24],"overcome":[25],"these":[26],"issues,":[27],"modified":[29,39,50,108],"wavenumber-domain":[30,40],"algorithm":[31,41],"is":[32,60,90,104,120],"developed":[33],"this":[35],"paper.":[36],"The":[37,126],"proposed":[38,141],"mainly":[42],"includes":[43],"following":[45],"six":[46],"aspects.":[47],"Firstly,":[48],"range":[51],"model":[52],"considering":[53],"three-dimension":[54],"acceleration":[55,81],"for":[56],"trajectory":[59],"established.":[61],"Then,":[62],"spectrum":[64],"compression":[65],"rotation":[67],"operations":[68],"performed":[70],"guarantee":[72],"further":[73],"processing.":[74],"Afterward,":[75],"residual":[76],"phase":[77],"terms":[78],"introduced":[79],"by":[80,92,106],"bulk":[83],"compensated":[84],"for.":[85],"Moreover,":[86],"dependence":[89],"eliminated":[91],"resampling":[95],"achieve":[97],"uniform":[98],"focusing.":[99],"Subsequently,":[100],"range-azimuth":[102],"coupling":[103],"removed":[105],"Stolt":[109],"interpolation.":[110],"Finally,":[111],"avoid":[113],"image":[114],"aliasing,":[115],"wavenumber":[118],"domain":[119],"selected":[121],"focus":[123],"final":[124],"image.":[125],"experimental":[127],"results":[128],"of":[129,139],"both":[130],"numerical":[131],"raw-measured":[133],"FMCW-SAR":[134],"data":[135],"demonstrate":[136],"superiority":[138],"method.":[142]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}