{"id":"https://openalex.org/W4413553375","doi":"https://doi.org/10.1109/jstars.2025.3601592","title":"A Frequency Domain Backprojection Algorithm Based on Local Cartesian Coordinate for Generally Bistatic SAR With Curve Track","display_name":"A Frequency Domain Backprojection Algorithm Based on Local Cartesian Coordinate for Generally Bistatic SAR With Curve Track","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4413553375","doi":"https://doi.org/10.1109/jstars.2025.3601592"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2025.3601592","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3601592","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":null,"license_id":null,"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.2025.3601592","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101566816","display_name":"Xuan Song","orcid":"https://orcid.org/0000-0002-7866-8591"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuan Song","raw_affiliation_strings":["School of Astronautics, Northwestern Polytechnical University, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0002-7866-8591","affiliations":[{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi’an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Xi Cen","orcid":"https://orcid.org/0009-0005-4597-089X"},"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":"Xi Cen","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0009-0005-4597-089X","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"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 Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0002-6672-367X","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111459895","display_name":"Yonghua Fan","orcid":null},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yonghua Fan","raw_affiliation_strings":["School of Astronautics, Northwestern Polytechnical University, Xi’an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Astronautics, Northwestern Polytechnical University, Xi’an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5104319961","display_name":"Peiyun An","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":"Peiyun An","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0009-0007-6522-5752","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"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":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.27678815,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"18","issue":null,"first_page":"23515","last_page":"23525"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9984999895095825,"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":0.9984999895095825,"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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9524000287055969,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.946399986743927,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cartesian-coordinate-system","display_name":"Cartesian coordinate system","score":0.7839259505271912},{"id":"https://openalex.org/keywords/bistatic-radar","display_name":"Bistatic radar","score":0.7545089721679688},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6470474004745483},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5110403299331665},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4759273827075958},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4721916913986206},{"id":"https://openalex.org/keywords/radar-tracker","display_name":"Radar tracker","score":0.4159736931324005},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.413490355014801},{"id":"https://openalex.org/keywords/coordinate-system","display_name":"Coordinate system","score":0.4114410877227783},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4040604829788208},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3595890402793884},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.22680002450942993},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15630611777305603},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.15565329790115356},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10047897696495056}],"concepts":[{"id":"https://openalex.org/C16038011","wikidata":"https://www.wikidata.org/wiki/Q62912","display_name":"Cartesian coordinate system","level":2,"score":0.7839259505271912},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.7545089721679688},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6470474004745483},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5110403299331665},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4759273827075958},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4721916913986206},{"id":"https://openalex.org/C32283439","wikidata":"https://www.wikidata.org/wiki/Q1407014","display_name":"Radar tracker","level":3,"score":0.4159736931324005},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.413490355014801},{"id":"https://openalex.org/C80551277","wikidata":"https://www.wikidata.org/wiki/Q11210","display_name":"Coordinate system","level":2,"score":0.4114410877227783},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4040604829788208},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3595890402793884},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.22680002450942993},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15630611777305603},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.15565329790115356},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10047897696495056}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2025.3601592","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3601592","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":null,"license_id":null,"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:6fceab507bd44314893baea964628047","is_oa":true,"landing_page_url":"https://doaj.org/article/6fceab507bd44314893baea964628047","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 23515-23525 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2025.3601592","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3601592","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":null,"license_id":null,"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":[{"id":"https://openalex.org/G3480387825","display_name":null,"funder_award_id":"62101396","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5053791683","display_name":null,"funder_award_id":"62171337","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5288225678","display_name":null,"funder_award_id":"62301391","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G902245180","display_name":null,"funder_award_id":"62201434","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W1980347940","https://openalex.org/W1987938432","https://openalex.org/W2031716391","https://openalex.org/W2065642904","https://openalex.org/W2109896001","https://openalex.org/W2111385421","https://openalex.org/W2132141139","https://openalex.org/W2132261386","https://openalex.org/W2149481793","https://openalex.org/W2291870248","https://openalex.org/W2331042577","https://openalex.org/W2541181764","https://openalex.org/W2547853301","https://openalex.org/W2774631565","https://openalex.org/W2802527090","https://openalex.org/W2923206649","https://openalex.org/W2945023961","https://openalex.org/W3013047846","https://openalex.org/W3033959517","https://openalex.org/W3136230402","https://openalex.org/W3169951116","https://openalex.org/W3184876841","https://openalex.org/W3192656866","https://openalex.org/W4226328741","https://openalex.org/W4285173955","https://openalex.org/W4312925849","https://openalex.org/W4319878038","https://openalex.org/W4323896964","https://openalex.org/W4378697524","https://openalex.org/W4387092361","https://openalex.org/W4387802156","https://openalex.org/W4400448299","https://openalex.org/W4400646668","https://openalex.org/W4400647195","https://openalex.org/W4404316814","https://openalex.org/W4407098043","https://openalex.org/W4408017372"],"related_works":["https://openalex.org/W2112736455","https://openalex.org/W1020620338","https://openalex.org/W1036286070","https://openalex.org/W2372486955","https://openalex.org/W2138013202","https://openalex.org/W4385733071","https://openalex.org/W2247326821","https://openalex.org/W2966740236","https://openalex.org/W4212946320","https://openalex.org/W2612035765"],"abstract_inverted_index":{"Bistatic":[0],"Synthetic":[1],"Aperture":[2],"Radar":[3],"(SAR)":[4,114],"provides":[5],"enhanced":[6],"angle-of-view":[7],"information":[8],"compared":[9],"to":[10,63,77,91,101],"monostatic":[11],"SAR,":[12],"offering":[13],"improved":[14],"target":[15],"detection":[16],"capabilities.":[17],"Nevertheless,":[18],"the":[19,22,28,32,65,81,93,97,106,134,137],"variance":[20,67,95],"of":[21,68,80,96,127,136],"imaging":[23,29,50,69,82,98,108],"geometric":[24],"configuration":[25],"will":[26],"change":[27],"parameters":[30],"in":[31],"matched":[33],"filter,":[34],"causing":[35],"image":[36,115],"defocusing.":[37],"To":[38],"address":[39],"this":[40],"issue,":[41],"we":[42],"proposed":[43,90,138],"a":[44,57,72,85],"frequency":[45,103],"Domain":[46],"Back":[47],"projection":[48,122],"(FBP)":[49],"algorithm":[51,109,123],"for":[52],"generally":[53],"bistatic":[54],"SAR.":[55],"First,":[56],"local":[58],"cartesian":[59],"coordinate":[60],"is":[61,75,89],"established":[62],"reduce":[64],"spatial":[66,94],"parameters.":[70,99],"Then,":[71],"discriminant":[73],"criterion":[74],"introduced":[76],"classify":[78],"subregions":[79],"region.":[83],"Next,":[84],"novel":[86],"FBP":[87,107,139],"method":[88],"solve":[92],"Compared":[100],"other":[102],"domain":[104],"algorithms,":[105],"can":[110],"directly":[111],"obtain":[112],"ground":[113],"which":[116],"have":[117],"same":[118],"resolution":[119],"as":[120],"back":[121],"(BPA).":[124],"The":[125],"results":[126],"simulated":[128],"data":[129],"and":[130],"flight":[131],"experiment":[132],"demonstrate":[133],"effectiveness":[135],"algorithm.":[140]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}