{"id":"https://openalex.org/W2087493241","doi":"https://doi.org/10.1109/igarss.2013.6723076","title":"Ship detection in South African oceans using a combination of SAR and historic LRIT data","display_name":"Ship detection in South African oceans using a combination of SAR and historic LRIT data","publication_year":2013,"publication_date":"2013-07-01","ids":{"openalex":"https://openalex.org/W2087493241","doi":"https://doi.org/10.1109/igarss.2013.6723076","mag":"2087493241"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2013.6723076","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2013.6723076","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://figshare.com/articles/conference_contribution/Ship_detection_in_South_African_oceans_using_a_combination_of_SAR_and_historic_LRIT_data/23091569","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5031004986","display_name":"W. Kleynhans","orcid":"https://orcid.org/0000-0002-7046-7023"},"institutions":[{"id":"https://openalex.org/I165390105","display_name":"University of South Africa","ror":"https://ror.org/048cwvf49","country_code":"ZA","type":"education","lineage":["https://openalex.org/I165390105"]},{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"W. Kleynhans","raw_affiliation_strings":["Department of Electrical, Electronic and Computer Engineering, South Africa","Dept. of Electr., Electron. & Comput., Eng., Univ. of Pretoria, Pretoria, South Africa"],"affiliations":[{"raw_affiliation_string":"Department of Electrical, Electronic and Computer Engineering, South Africa","institution_ids":["https://openalex.org/I165390105"]},{"raw_affiliation_string":"Dept. of Electr., Electron. & Comput., Eng., Univ. of Pretoria, Pretoria, South Africa","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014524509","display_name":"B.P. Salmon","orcid":"https://orcid.org/0000-0001-5722-3414"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"B.P. Salmon","raw_affiliation_strings":["Remote Sensing Research Unit, Meraka Institute, Pretoria, South Africa","Meraka Inst., Pretoria, South Africa"],"affiliations":[{"raw_affiliation_string":"Remote Sensing Research Unit, Meraka Institute, Pretoria, South Africa","institution_ids":[]},{"raw_affiliation_string":"Meraka Inst., Pretoria, South Africa","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074537518","display_name":"C. P. Schwegmann","orcid":"https://orcid.org/0000-0002-4953-7322"},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]},{"id":"https://openalex.org/I165390105","display_name":"University of South Africa","ror":"https://ror.org/048cwvf49","country_code":"ZA","type":"education","lineage":["https://openalex.org/I165390105"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"C.P. Schwegmann","raw_affiliation_strings":["Department of Electrical, Electronic and Computer Engineering, South Africa","Dept. of Electr., Electron. & Comput., Eng., Univ. of Pretoria, Pretoria, South Africa"],"affiliations":[{"raw_affiliation_string":"Department of Electrical, Electronic and Computer Engineering, South Africa","institution_ids":["https://openalex.org/I165390105"]},{"raw_affiliation_string":"Dept. of Electr., Electron. & Comput., Eng., Univ. of Pretoria, Pretoria, South Africa","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039481723","display_name":"M. V. Seotlo","orcid":null},"institutions":[{"id":"https://openalex.org/I24027795","display_name":"University of Johannesburg","ror":"https://ror.org/04z6c2n17","country_code":"ZA","type":"education","lineage":["https://openalex.org/I24027795"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"M.V. Seotlo","raw_affiliation_strings":["Department of Electrical and Electronic Engineering Science, University of Johannesburg, South Africa","Dept. of Electr. & Electron. Eng. Sci., Univ. of Johannesburg, Johannesburg, South Africa"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering Science, University of Johannesburg, South Africa","institution_ids":["https://openalex.org/I24027795"]},{"raw_affiliation_string":"Dept. of Electr. & Electron. Eng. Sci., Univ. of Johannesburg, Johannesburg, South Africa","institution_ids":["https://openalex.org/I24027795"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5031004986"],"corresponding_institution_ids":["https://openalex.org/I165390105","https://openalex.org/I69552723"],"apc_list":null,"apc_paid":null,"fwci":2.7697,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.89040811,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1521","last_page":"1524"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9688000082969666,"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"}},"topics":[{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9688000082969666,"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"}},{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9538000226020813,"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/T11698","display_name":"Underwater Acoustics Research","score":0.9477999806404114,"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/cover","display_name":"Cover (algebra)","score":0.5262352824211121},{"id":"https://openalex.org/keywords/enforcement","display_name":"Enforcement","score":0.5021750926971436},{"id":"https://openalex.org/keywords/exclusive-economic-zone","display_name":"Exclusive economic zone","score":0.4965422749519348},{"id":"https://openalex.org/keywords/law-enforcement","display_name":"Law enforcement","score":0.4901910424232483},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.47137153148651123},{"id":"https://openalex.org/keywords/environmental-resource-management","display_name":"Environmental resource management","score":0.45756393671035767},{"id":"https://openalex.org/keywords/frontier","display_name":"Frontier","score":0.4550817906856537},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3943166732788086},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.3642469346523285},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.3487330675125122},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3259080648422241},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15488463640213013},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.15105873346328735},{"id":"https://openalex.org/keywords/archaeology","display_name":"Archaeology","score":0.12945377826690674},{"id":"https://openalex.org/keywords/law","display_name":"Law","score":0.11342573165893555}],"concepts":[{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.5262352824211121},{"id":"https://openalex.org/C2779777834","wikidata":"https://www.wikidata.org/wiki/Q4202277","display_name":"Enforcement","level":2,"score":0.5021750926971436},{"id":"https://openalex.org/C113513581","wikidata":"https://www.wikidata.org/wiki/Q202008","display_name":"Exclusive economic zone","level":2,"score":0.4965422749519348},{"id":"https://openalex.org/C2780262971","wikidata":"https://www.wikidata.org/wiki/Q44554","display_name":"Law enforcement","level":2,"score":0.4901910424232483},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.47137153148651123},{"id":"https://openalex.org/C107826830","wikidata":"https://www.wikidata.org/wiki/Q929380","display_name":"Environmental resource management","level":1,"score":0.45756393671035767},{"id":"https://openalex.org/C2778571376","wikidata":"https://www.wikidata.org/wiki/Q1355821","display_name":"Frontier","level":2,"score":0.4550817906856537},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3943166732788086},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3642469346523285},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3487330675125122},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3259080648422241},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15488463640213013},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.15105873346328735},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.12945377826690674},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.11342573165893555},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/igarss.2013.6723076","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2013.6723076","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS","raw_type":"proceedings-article"},{"id":"pmh:oai:ecite.utas.edu.au:87150","is_oa":false,"landing_page_url":"http://ecite.utas.edu.au/87150","pdf_url":null,"source":{"id":"https://openalex.org/S4306401569","display_name":"eCite Digital Repository (University of Tasmania)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I129801699","host_organization_name":"University of Tasmania","host_organization_lineage":["https://openalex.org/I129801699"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Refereed Conference Paper"},{"id":"pmh:oai:figshare.com:article/23091569","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Ship_detection_in_South_African_oceans_using_a_combination_of_SAR_and_historic_LRIT_data/23091569","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"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":"","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/23091569","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Ship_detection_in_South_African_oceans_using_a_combination_of_SAR_and_historic_LRIT_data/23091569","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"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":"","raw_type":"Text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W142575998","https://openalex.org/W1997934087","https://openalex.org/W6605852207"],"related_works":["https://openalex.org/W4283215544","https://openalex.org/W2893246101","https://openalex.org/W190950547","https://openalex.org/W2347401120","https://openalex.org/W4384519877","https://openalex.org/W2261902776","https://openalex.org/W2310010941","https://openalex.org/W1988132375","https://openalex.org/W2334292868","https://openalex.org/W579144800"],"abstract_inverted_index":{"Regular":[0],"surveillance":[1,48],"of":[2,39,49,62],"territorial":[3],"sea":[4],"areas":[5,15,51,60,75],"is":[6,52,67,87],"increasingly":[7],"important":[8],"for":[9,22,29,70],"coastal":[10],"nations":[11],"as":[12,46,73],"these":[13,50],"marine":[14],"are":[16],"a":[17,80],"valuable":[18],"economic":[19],"resource":[20],"(e.g.":[21],"fisheries":[23],"or":[24],"oil":[25],"extraction).":[26],"The":[27],"responsibility":[28],"the":[30,63,93],"administration,":[31],"law":[32],"enforcement,":[33],"environmental":[34],"protection":[35],"and":[36,55],"sustainable":[37],"management":[38],"this":[40,84],"frontier":[41],"can":[42,76,97],"be":[43,77,98],"very":[44,53,68],"challenging":[45],"systematic":[47],"costly":[54],"logistically":[56],"cannot":[57],"cover":[58],"all":[59,61],"time.":[64],"SAR":[65],"data":[66],"popular":[69],"ship":[71,90],"detection":[72,91],"large":[74],"observed":[78],"within":[79],"single":[81],"overpass.":[82],"In":[83],"paper":[85],"it":[86],"shown":[88],"how":[89],"using":[92,101],"classic":[94],"CFAR":[95],"algorithm":[96],"improved":[99],"by":[100],"historic":[102],"LRIT":[103],"data.":[104]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":3}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}