{"id":"https://openalex.org/W4387829206","doi":"https://doi.org/10.1109/igarss52108.2023.10283056","title":"Geometric Enhancement of Small SAR Satellite Image in Ocean Using Ship AIS","display_name":"Geometric Enhancement of Small SAR Satellite Image in Ocean Using Ship AIS","publication_year":2023,"publication_date":"2023-07-16","ids":{"openalex":"https://openalex.org/W4387829206","doi":"https://doi.org/10.1109/igarss52108.2023.10283056"},"language":"en","primary_location":{"id":"doi:10.1109/igarss52108.2023.10283056","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/igarss52108.2023.10283056","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2023 - 2023 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/A5007055878","display_name":"Duk\u2010jin Kim","orcid":"https://orcid.org/0000-0001-8147-7641"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Duk-Jin Kim","raw_affiliation_strings":["Seoul National University,School of Earth and Environmental Sciences,Seoul,South Korea,08826"],"affiliations":[{"raw_affiliation_string":"Seoul National University,School of Earth and Environmental Sciences,Seoul,South Korea,08826","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070255186","display_name":"Juyoung Song","orcid":"https://orcid.org/0000-0003-0083-9490"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Juyoung Song","raw_affiliation_strings":["Seoul National University,School of Earth and Environmental Sciences,Seoul,South Korea,08826"],"affiliations":[{"raw_affiliation_string":"Seoul National University,School of Earth and Environmental Sciences,Seoul,South Korea,08826","institution_ids":["https://openalex.org/I139264467"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5007055878"],"corresponding_institution_ids":["https://openalex.org/I139264467"],"apc_list":null,"apc_paid":null,"fwci":0.4407,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.75934952,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"395","last_page":"398"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.996399998664856,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.996399998664856,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9753999710083008,"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/T11622","display_name":"Maritime Navigation and Safety","score":0.9732999801635742,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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":0.6848577260971069},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6800158023834229},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6557825803756714},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6406275033950806},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6033682227134705},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5664265751838684},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.5224218368530273},{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.44965386390686035},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.28328177332878113},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.16263386607170105},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09974405169487}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6848577260971069},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6800158023834229},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6557825803756714},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6406275033950806},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6033682227134705},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5664265751838684},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.5224218368530273},{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.44965386390686035},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.28328177332878113},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.16263386607170105},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09974405169487},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss52108.2023.10283056","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/igarss52108.2023.10283056","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2023 - 2023 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.800000011920929}],"awards":[],"funders":[{"id":"https://openalex.org/F4320334874","display_name":"Defense Acquisition Program Administration","ror":"https://ror.org/04bjg9m96"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2165255929","https://openalex.org/W2512094117","https://openalex.org/W2791528291","https://openalex.org/W2892656613","https://openalex.org/W3018757597","https://openalex.org/W3020849359","https://openalex.org/W3162565610","https://openalex.org/W4206751872","https://openalex.org/W6777046832"],"related_works":["https://openalex.org/W4386936491","https://openalex.org/W3206500252","https://openalex.org/W2597513713","https://openalex.org/W2803265893","https://openalex.org/W2013329914","https://openalex.org/W2392383081","https://openalex.org/W4252699458","https://openalex.org/W1618102658","https://openalex.org/W4205376403","https://openalex.org/W2331410275"],"abstract_inverted_index":{"This":[0,84],"study":[1,85],"focuses":[2],"on":[3],"improving":[4],"the":[5,26,45],"geometric":[6,114],"accuracy":[7,55],"of":[8,118,136],"small":[9],"satellite":[10,47,59],"Synthetic":[11],"Aperture":[12],"Radar":[13],"(SAR)":[14],"images":[15,48,81,111,126],"through":[16],"software":[17],"techniques.":[18],"Small":[19],"satellites":[20],"are":[21,71],"increasingly":[22],"being":[23],"launched":[24],"in":[25],"new":[27],"space":[28],"era,":[29],"using":[30,87,123],"cost-effective":[31],"components":[32],"like":[33],"Global":[34],"Navigation":[35],"Satellite":[36],"System":[37,90],"(GNSS)":[38],"and":[39,97,127],"Inertial":[40],"Measurement":[41],"Unit":[42],"(IMU).":[43],"However,":[44],"resulting":[46],"may":[49],"have":[50],"relatively":[51],"poor":[52],"quality.":[53],"Geometric":[54],"is":[56,82,121,130],"crucial":[57],"for":[58,74,78,102],"images,":[60],"influenced":[61],"by":[62],"sensor":[63],"acquisition":[64],"geometry.":[65],"While":[66],"ground":[67],"control":[68],"points":[69],"(GCPs)":[70],"commonly":[72],"used":[73],"corrections,":[75],"accurate":[76],"calibration":[77],"ocean":[79],"SAR":[80,110,125],"limited.":[83],"proposes":[86],"Automatic":[88],"Identification":[89],"(AIS)":[91],"data":[92,108],"to":[93,112],"interpolate":[94],"ship":[95,103],"positions":[96],"employing":[98],"deep":[99],"learning":[100],"technology":[101],"detection,":[104],"repeatedly":[105],"matching":[106],"AIS":[107],"with":[109,132],"enhance":[113],"accuracy.":[115],"The":[116],"effectiveness":[117],"this":[119],"technique":[120],"evaluated":[122],"HiSEA-1":[124],"demonstrated":[128],"improvement":[129],"observed":[131],"an":[133],"increasing":[134],"number":[135],"ships.":[137]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2025-12-25T23:11:45.687758","created_date":"2025-10-10T00:00:00"}