{"id":"https://openalex.org/W4310009822","doi":"https://doi.org/10.1109/ictc55196.2022.9952926","title":"Deep Reinforcement Learning based SAR Image Pre-Processing Algorithm with Finite Buffer LEO Satellite Networks","display_name":"Deep Reinforcement Learning based SAR Image Pre-Processing Algorithm with Finite Buffer LEO Satellite Networks","publication_year":2022,"publication_date":"2022-10-19","ids":{"openalex":"https://openalex.org/W4310009822","doi":"https://doi.org/10.1109/ictc55196.2022.9952926"},"language":"en","primary_location":{"id":"doi:10.1109/ictc55196.2022.9952926","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc55196.2022.9952926","pdf_url":null,"source":{"id":"https://openalex.org/S4363607740","display_name":"2022 13th International Conference on Information and Communication Technology Convergence (ICTC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 13th International Conference on Information and Communication Technology Convergence (ICTC)","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/A5100605433","display_name":"Tae-Yoon Kim","orcid":"https://orcid.org/0000-0001-5906-7144"},"institutions":[{"id":"https://openalex.org/I57664883","display_name":"Ajou University","ror":"https://ror.org/03tzb2h73","country_code":"KR","type":"education","lineage":["https://openalex.org/I57664883"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Tae-Yoon Kim","raw_affiliation_strings":["Ajou University,Department of Artificial Intelligence Convergence Network,Suwon,Republic of Korea,16499"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ajou University,Department of Artificial Intelligence Convergence Network,Suwon,Republic of Korea,16499","institution_ids":["https://openalex.org/I57664883"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090248067","display_name":"Kyeong-Rok Kim","orcid":"https://orcid.org/0000-0002-3552-2365"},"institutions":[{"id":"https://openalex.org/I4210143937","display_name":"Hanwha Solutions (South Korea)","ror":"https://ror.org/05dmq6f22","country_code":"KR","type":"company","lineage":["https://openalex.org/I4210143937","https://openalex.org/I4403386467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyeongrok Kim","raw_affiliation_strings":["Satellite System 1 Team, Hanwha Systems,Yongin,Republic of Korea,17121"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Satellite System 1 Team, Hanwha Systems,Yongin,Republic of Korea,17121","institution_ids":["https://openalex.org/I4210143937"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100368643","display_name":"Jae\u2010Hyun Kim","orcid":"https://orcid.org/0000-0003-4716-6916"},"institutions":[{"id":"https://openalex.org/I57664883","display_name":"Ajou University","ror":"https://ror.org/03tzb2h73","country_code":"KR","type":"education","lineage":["https://openalex.org/I57664883"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jae-Hyun Kim","raw_affiliation_strings":["Ajou University,Department of Electrical and Computer Engineering,Suwon,Republic of Korea,16499"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ajou University,Department of Electrical and Computer Engineering,Suwon,Republic of Korea,16499","institution_ids":["https://openalex.org/I57664883"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3272,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.52798507,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"11","issue":null,"first_page":"2207","last_page":"2209"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9991999864578247,"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":0.9991999864578247,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.9914000034332275,"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/computer-science","display_name":"Computer science","score":0.7307430505752563},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6794981956481934},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6228364706039429},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4802401661872864},{"id":"https://openalex.org/keywords/buffer","display_name":"Buffer (optical fiber)","score":0.443094402551651},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4376862049102783},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4278731346130371},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.39805153012275696},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3748543858528137},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.13038042187690735},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1246853768825531},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1124219000339508},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.11156842112541199}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7307430505752563},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6794981956481934},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6228364706039429},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4802401661872864},{"id":"https://openalex.org/C145018004","wikidata":"https://www.wikidata.org/wiki/Q4985944","display_name":"Buffer (optical fiber)","level":2,"score":0.443094402551651},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4376862049102783},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4278731346130371},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.39805153012275696},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3748543858528137},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.13038042187690735},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1246853768825531},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1124219000339508},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.11156842112541199}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ictc55196.2022.9952926","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc55196.2022.9952926","pdf_url":null,"source":{"id":"https://openalex.org/S4363607740","display_name":"2022 13th International Conference on Information and Communication Technology Convergence (ICTC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 13th International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.6899999976158142,"display_name":"Climate action"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320335489","display_name":"Institute for Information and Communications Technology Promotion","ror":"https://ror.org/01g0hqq23"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2063078918","https://openalex.org/W2954537798","https://openalex.org/W3208391475","https://openalex.org/W4212911508","https://openalex.org/W4214742436","https://openalex.org/W4214763765"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2097227107","https://openalex.org/W2366025885","https://openalex.org/W4233342643","https://openalex.org/W4243779378","https://openalex.org/W2538368958","https://openalex.org/W1859219301","https://openalex.org/W4200583004","https://openalex.org/W4255809770","https://openalex.org/W4385626050"],"abstract_inverted_index":{"As":[0,116],"space":[1],"technology":[2],"advances,":[3],"launching":[4],"low":[5],"Earth":[6],"orbit":[7],"(LEO)":[8],"satellites":[9,14,102],"become":[10],"easier":[11],"and":[12,56,103],"LEO":[13,23,100,129],"are":[15,72,83],"being":[16],"used":[17,48],"in":[18,30,49,89,99],"various":[19,50],"fields.":[20],"In":[21],"particular,":[22],"synthetic":[24],"aperture":[25],"radar":[26],"(SAR)":[27],"system":[28,45],"is":[29],"the":[31,76,94,124,128,139,145,148],"spotlight":[32],"with":[33,107],"many":[34,73],"advantages,":[35],"e.g.,":[36],"regardless":[37],"of":[38,119,127,133,147],"weather":[39],"condition,":[40],"24":[41],"hour":[42],"operation.":[43],"SAR":[44,60,77,96,101,130],"can":[46],"be":[47,69],"fields":[51],"such":[52],"as":[53],"object":[54],"detection":[55],"disaster":[57],"observation.":[58],"However,":[59],"image":[61,66,78,97],"has":[62],"speckling":[63],"noise,":[64],"so":[65],"pre-processing":[67,98],"must":[68],"required.":[70],"There":[71],"researches":[74],"on":[75,111],"processing,":[79],"however,":[80],"few":[81],"publications":[82],"considering":[84],"a":[85,104,117],"buffer":[86,109,125,134],"status.":[87],"Therefore,":[88],"this":[90],"paper,":[91],"we":[92],"suggest":[93],"optimal":[95,140],"ground":[105],"station":[106],"finite":[108],"based":[110],"deep":[112],"reinforcement":[113],"learning":[114],"(DRL).":[115],"result":[118],"DRL":[120],"simulation,":[121],"while":[122],"changing":[123],"size":[126,142],"satellites,":[131],"efficiency":[132],"was":[135],"improved":[136],"by":[137],"selecting":[138],"filter":[141],"according":[143],"to":[144],"state":[146],"buffer.":[149]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
