{"id":"https://openalex.org/W3180398632","doi":"https://doi.org/10.3390/rs13142738","title":"A Novel Method for Refocusing Moving Ships in SAR Images via ISAR Technique","display_name":"A Novel Method for Refocusing Moving Ships in SAR Images via ISAR Technique","publication_year":2021,"publication_date":"2021-07-12","ids":{"openalex":"https://openalex.org/W3180398632","doi":"https://doi.org/10.3390/rs13142738","mag":"3180398632"},"language":"en","primary_location":{"id":"doi:10.3390/rs13142738","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13142738","pdf_url":"https://www.mdpi.com/2072-4292/13/14/2738/pdf?version=1626160735","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/2072-4292/13/14/2738/pdf?version=1626160735","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101556482","display_name":"Xinlin Jia","orcid":"https://orcid.org/0000-0002-9859-8607"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinlin Jia","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100190, China","School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing 100049, China"],"affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100190, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]},{"raw_affiliation_string":"School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101459832","display_name":"Hongjun Song","orcid":"https://orcid.org/0009-0008-0096-3364"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hongjun Song","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100190, China"],"affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100190, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101569604","display_name":"Wenjing He","orcid":"https://orcid.org/0000-0002-1548-1279"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjing He","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100190, China","School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing 100049, China"],"affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100190, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]},{"raw_affiliation_string":"School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101459832"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":2.38,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.89036566,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"13","issue":"14","first_page":"2738","last_page":"2738"},"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":0.9987999796867371,"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9947999715805054,"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/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.716784656047821},{"id":"https://openalex.org/keywords/inverse-synthetic-aperture-radar","display_name":"Inverse synthetic aperture radar","score":0.7085334658622742},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7012718915939331},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.6241792440414429},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5567471981048584},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5182392597198486},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4827641546726227},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.47118687629699707},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4449992775917053},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4092625379562378},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.35438549518585205},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.11632919311523438},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09651872515678406},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07169389724731445}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.716784656047821},{"id":"https://openalex.org/C109094680","wikidata":"https://www.wikidata.org/wiki/Q6060432","display_name":"Inverse synthetic aperture radar","level":4,"score":0.7085334658622742},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7012718915939331},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.6241792440414429},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5567471981048584},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5182392597198486},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4827641546726227},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.47118687629699707},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4449992775917053},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4092625379562378},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.35438549518585205},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.11632919311523438},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09651872515678406},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07169389724731445}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs13142738","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13142738","pdf_url":"https://www.mdpi.com/2072-4292/13/14/2738/pdf?version=1626160735","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:06a7ba0469e240829270fba42e9348fa","is_oa":true,"landing_page_url":"https://doaj.org/article/06a7ba0469e240829270fba42e9348fa","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 13, Iss 14, p 2738 (2021)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/13/14/2738/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs13142738","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 13; Issue 14; Pages: 2738","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs13142738","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13142738","pdf_url":"https://www.mdpi.com/2072-4292/13/14/2738/pdf?version=1626160735","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":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.8399999737739563}],"awards":[{"id":"https://openalex.org/G1266425772","display_name":null,"funder_award_id":"2017YFB0502700","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3180398632.pdf","grobid_xml":"https://content.openalex.org/works/W3180398632.grobid-xml"},"referenced_works_count":41,"referenced_works":["https://openalex.org/W1603141833","https://openalex.org/W1923953298","https://openalex.org/W1971258941","https://openalex.org/W2017832133","https://openalex.org/W2037025368","https://openalex.org/W2056666213","https://openalex.org/W2058154532","https://openalex.org/W2067341384","https://openalex.org/W2068488378","https://openalex.org/W2090265124","https://openalex.org/W2101800734","https://openalex.org/W2110965352","https://openalex.org/W2112855412","https://openalex.org/W2142019972","https://openalex.org/W2143248150","https://openalex.org/W2153567056","https://openalex.org/W2154992791","https://openalex.org/W2166785746","https://openalex.org/W2167678925","https://openalex.org/W2171912497","https://openalex.org/W2207659927","https://openalex.org/W2248124113","https://openalex.org/W2289495092","https://openalex.org/W2345066107","https://openalex.org/W2544842815","https://openalex.org/W2590254299","https://openalex.org/W2740969390","https://openalex.org/W2744659078","https://openalex.org/W2767851828","https://openalex.org/W2791341808","https://openalex.org/W2794383492","https://openalex.org/W2919369051","https://openalex.org/W2921931164","https://openalex.org/W2945208377","https://openalex.org/W2999888830","https://openalex.org/W3042674975","https://openalex.org/W3098357318","https://openalex.org/W3110094058","https://openalex.org/W3120431929","https://openalex.org/W3162784546","https://openalex.org/W3172074138"],"related_works":["https://openalex.org/W2068843146","https://openalex.org/W2462749609","https://openalex.org/W2996630340","https://openalex.org/W2540450177","https://openalex.org/W2170580735","https://openalex.org/W1552305638","https://openalex.org/W2112228652","https://openalex.org/W2613451563","https://openalex.org/W2545123933","https://openalex.org/W1994788526"],"abstract_inverted_index":{"As":[0],"an":[1],"active":[2],"microwave":[3],"remote":[4],"sensing":[5],"device,":[6],"synthetic":[7,65],"aperture":[8,66],"radar":[9,67],"(SAR)":[10],"has":[11,145],"been":[12],"widely":[13],"used":[14,77,135,177],"in":[15,26,59,149],"the":[16,32,39,49,80,85,90,96,104,114,122,129,138,157,165,180,183],"field":[17],"of":[18,36,48,107,159,167,182],"marine":[19],"surveillance.":[20],"However,":[21],"moving":[22,57],"ships":[23,58],"appear":[24],"defocused":[25,81],"SAR":[27,60,174],"images,":[28],"which":[29],"seriously":[30],"affects":[31],"classification":[33],"and":[34,46,95,99,153,156,171],"identification":[35],"ships.":[37],"Considering":[38],"three-dimensional":[40],"(3-D)":[41],"rotational":[42],"motions":[43],"(roll,":[44],"pitch,":[45],"yaw)":[47],"navigating":[50],"ship,":[51],"a":[52,73],"novel":[53],"method":[54,144],"for":[55],"refocusing":[56],"images":[61],"based":[62],"on":[63],"inverse":[64],"(ISAR)":[68],"technique":[69],"is":[70,76,87,134,161],"proposed.":[71],"First,":[72],"rectangular":[74],"window":[75],"to":[78,136,164,178],"extract":[79],"ship":[82,109],"subimage.":[83],"Next,":[84],"subimage":[86],"transformed":[88],"into":[89],"ISAR":[91],"equivalent":[92],"echo":[93],"domain,":[94],"range":[97],"migration":[98],"phase":[100],"error":[101],"caused":[102],"by":[103,121],"identical":[105],"movement":[106],"all":[108],"scatterers":[110],"are":[111,176],"compensated.":[112],"Then,":[113],"optimal":[115],"imaging":[116,147],"time":[117],"can":[118],"be":[119],"selected":[120],"maximum":[123],"image":[124,139,154],"contrast":[125],"search":[126],"method.":[127,185],"Finally,":[128],"iterative":[130],"adaptive":[131],"approach":[132],"(IAA)":[133],"obtain":[137],"with":[140],"high":[141],"resolution.":[142],"This":[143],"satisfactory":[146],"performance":[148],"both":[150],"azimuth":[151],"resolution":[152],"focus,":[155],"amount":[158],"calculation":[160],"small":[162],"due":[163],"processing":[166],"subimages.":[168],"Simulated":[169],"data":[170,175],"Gaofen-3":[172],"real":[173],"verify":[179],"effectiveness":[181],"proposed":[184]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2025-12-30T23:08:21.542490","created_date":"2021-07-19T00:00:00"}
