{"id":"https://openalex.org/W2333865238","doi":"https://doi.org/10.1109/siu.2015.7130090","title":"Refocusing of moving targets in Spotlight SAR raw data","display_name":"Refocusing of moving targets in Spotlight SAR raw data","publication_year":2015,"publication_date":"2015-05-01","ids":{"openalex":"https://openalex.org/W2333865238","doi":"https://doi.org/10.1109/siu.2015.7130090","mag":"2333865238"},"language":"en","primary_location":{"id":"doi:10.1109/siu.2015.7130090","is_oa":false,"landing_page_url":"https://doi.org/10.1109/siu.2015.7130090","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 23nd Signal Processing and Communications Applications Conference (SIU)","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/A5061336189","display_name":"Ibrahim Papila","orcid":"https://orcid.org/0000-0002-1966-7345"},"institutions":[{"id":"https://openalex.org/I48912391","display_name":"Istanbul Technical University","ror":"https://ror.org/059636586","country_code":"TR","type":"education","lineage":["https://openalex.org/I48912391"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ibrahim Papila","raw_affiliation_strings":["Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye","institution_ids":["https://openalex.org/I48912391"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007648588","display_name":"Sel\u00e7uk Paker","orcid":"https://orcid.org/0000-0002-1769-1835"},"institutions":[{"id":"https://openalex.org/I48912391","display_name":"Istanbul Technical University","ror":"https://ror.org/059636586","country_code":"TR","type":"education","lineage":["https://openalex.org/I48912391"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Selcuk Paker","raw_affiliation_strings":["Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye","institution_ids":["https://openalex.org/I48912391"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015838023","display_name":"Mesut Kartal","orcid":"https://orcid.org/0000-0001-8475-5352"},"institutions":[{"id":"https://openalex.org/I48912391","display_name":"Istanbul Technical University","ror":"https://ror.org/059636586","country_code":"TR","type":"education","lineage":["https://openalex.org/I48912391"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Mesut Kartal","raw_affiliation_strings":["Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye","institution_ids":["https://openalex.org/I48912391"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007444089","display_name":"Sedef Kent","orcid":"https://orcid.org/0000-0002-8396-2920"},"institutions":[{"id":"https://openalex.org/I48912391","display_name":"Istanbul Technical University","ror":"https://ror.org/059636586","country_code":"TR","type":"education","lineage":["https://openalex.org/I48912391"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Sedef Kent","raw_affiliation_strings":["Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektronik ve Haberle\u015fme M\u00fchendisli\u011fi B\u00f6l\u00fcm\u00fc, \u0130stanbul Teknik \u00dcniversitesi, \u0130stanbul, T\u00fcrkiye","institution_ids":["https://openalex.org/I48912391"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I48912391"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.45657435,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"3","issue":null,"first_page":"1346","last_page":"1349"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging 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/T11038","display_name":"Advanced SAR Imaging 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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9994999766349792,"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/T11946","display_name":"Antenna Design and Optimization","score":0.988099992275238,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.8600209355354309},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7265506386756897},{"id":"https://openalex.org/keywords/point-target","display_name":"Point target","score":0.6596599817276001},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6123252511024475},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6069920063018799},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5617071986198425},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.5217400789260864},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4934164583683014},{"id":"https://openalex.org/keywords/raw-data","display_name":"Raw data","score":0.489208459854126},{"id":"https://openalex.org/keywords/inverse-synthetic-aperture-radar","display_name":"Inverse synthetic aperture radar","score":0.4600273668766022},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.43485569953918457},{"id":"https://openalex.org/keywords/object-detection","display_name":"Object detection","score":0.42657119035720825},{"id":"https://openalex.org/keywords/moving-target-indication","display_name":"Moving target indication","score":0.42289677262306213},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3933456540107727},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.3834476172924042},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2748977541923523},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.215208500623703},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.17107459902763367},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.11945056915283203},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.10735616087913513},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09379440546035767},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08301252126693726}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.8600209355354309},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7265506386756897},{"id":"https://openalex.org/C2778999744","wikidata":"https://www.wikidata.org/wiki/Q7208292","display_name":"Point target","level":3,"score":0.6596599817276001},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6123252511024475},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6069920063018799},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5617071986198425},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.5217400789260864},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4934164583683014},{"id":"https://openalex.org/C132964779","wikidata":"https://www.wikidata.org/wiki/Q2110223","display_name":"Raw data","level":2,"score":0.489208459854126},{"id":"https://openalex.org/C109094680","wikidata":"https://www.wikidata.org/wiki/Q6060432","display_name":"Inverse synthetic aperture radar","level":4,"score":0.4600273668766022},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.43485569953918457},{"id":"https://openalex.org/C2776151529","wikidata":"https://www.wikidata.org/wiki/Q3045304","display_name":"Object detection","level":3,"score":0.42657119035720825},{"id":"https://openalex.org/C162416716","wikidata":"https://www.wikidata.org/wiki/Q446180","display_name":"Moving target indication","level":5,"score":0.42289677262306213},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3933456540107727},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.3834476172924042},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2748977541923523},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.215208500623703},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.17107459902763367},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.11945056915283203},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10735616087913513},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09379440546035767},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08301252126693726},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/siu.2015.7130090","is_oa":false,"landing_page_url":"https://doi.org/10.1109/siu.2015.7130090","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 23nd Signal Processing and Communications Applications Conference (SIU)","raw_type":"proceedings-article"},{"id":"pmh:oai:polen.itu.edu.tr:11527/24431","is_oa":false,"landing_page_url":"http://hdl.handle.net/11527/24431","pdf_url":null,"source":{"id":"https://openalex.org/S4306400460","display_name":"Istanbul Technical University Academic Open Archive (Istanbul Technical University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I48912391","host_organization_name":"Istanbul Technical University","host_organization_lineage":["https://openalex.org/I48912391"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Doctoral Thesis"},{"id":"pmh:oai:polen.itu.edu.tr:11527/43312","is_oa":false,"landing_page_url":"https://hdl.handle.net/11527/43312","pdf_url":null,"source":{"id":"https://openalex.org/S4306400460","display_name":"Istanbul Technical University Academic Open Archive (Istanbul Technical University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I48912391","host_organization_name":"Istanbul Technical University","host_organization_lineage":["https://openalex.org/I48912391"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2061549181","https://openalex.org/W2120024360","https://openalex.org/W2212443550","https://openalex.org/W2216580689","https://openalex.org/W6688371721","https://openalex.org/W6688660643"],"related_works":["https://openalex.org/W2032982027","https://openalex.org/W2076518807","https://openalex.org/W1556608278","https://openalex.org/W2387971858","https://openalex.org/W2368994537","https://openalex.org/W2402384896","https://openalex.org/W2091207730","https://openalex.org/W2361420559","https://openalex.org/W2536892316","https://openalex.org/W2911511970"],"abstract_inverted_index":{"In":[0],"this":[1,25],"paper":[2],"a":[3,39,77,86],"method":[4],"for":[5,89],"moving":[6,28,91,109],"targets":[7,110],"detection":[8,30],"based":[9,37,50,80],"on":[10,38,51,81],"Spotlight":[11],"Synthetic":[12],"Aperture":[13],"Radar":[14],"(SAR)":[15],"images":[16],"is":[17,36,49,98],"proposed":[18],"and":[19,46,71],"tested":[20],"in":[21],"simulation":[22],"data.":[23],"To":[24],"purpose":[26],"two":[27],"target":[29,73],"schemes":[31],"are":[32],"considered:":[33],"The":[34],"first":[35],"bank":[40],"of":[41],"Chirp":[42],"Scaling":[43],"Algorithms":[44],"(CSAs),":[45],"the":[47,61,67],"second":[48],"Change":[52],"Detection":[53],"(CD)":[54],"applied":[55,99],"to":[56,85,100,105],"sub-images":[57],"obtained":[58],"by":[59],"splitting":[60],"overall":[62],"aperture":[63],"into":[64],"sub-apertures.":[65],"At":[66],"next":[68],"step,":[69],"selecting":[70],"arranging":[72],"focusing":[74],"center":[75],"with":[76],"new":[78],"technique":[79],"re-centering":[82],"phase":[83],"computation":[84],"reference":[87],"point":[88],"each":[90,101],"target.":[92],"Finally":[93],"Polar":[94],"Format":[95],"Algorithm":[96],"(PFA)":[97],"re-organized":[102],"raw":[103],"data":[104],"obtain":[106],"highly":[107],"focused":[108],"individually.":[111]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}