{"id":"https://openalex.org/W4413095518","doi":"https://doi.org/10.1016/j.icte.2025.07.002","title":"Online adaptive Wiener filter for channel denoising in MIMO-OFDM systems","display_name":"Online adaptive Wiener filter for channel denoising in MIMO-OFDM systems","publication_year":2025,"publication_date":"2025-07-17","ids":{"openalex":"https://openalex.org/W4413095518","doi":"https://doi.org/10.1016/j.icte.2025.07.002"},"language":"en","primary_location":{"id":"doi:10.1016/j.icte.2025.07.002","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.icte.2025.07.002","pdf_url":null,"source":{"id":"https://openalex.org/S2898368220","display_name":"ICT Express","issn_l":"2405-9595","issn":["2405-9595"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICT Express","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1016/j.icte.2025.07.002","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5034621834","display_name":"Sohmyung Ha","orcid":"https://orcid.org/0000-0003-3589-086X"},"institutions":[{"id":"https://openalex.org/I123900574","display_name":"Pohang University of Science and Technology","ror":"https://ror.org/04xysgw12","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sungyoung Ha","raw_affiliation_strings":["Department of Electrical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, 37673, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, 37673, Republic of Korea","institution_ids":["https://openalex.org/I123900574"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055966673","display_name":"Anseok Lee","orcid":"https://orcid.org/0000-0002-8196-6207"},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Anseok Lee","raw_affiliation_strings":["Electronics and Telecommunications Research Institute (ETRI), Daejeon, 34129, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-8196-6207","affiliations":[{"raw_affiliation_string":"Electronics and Telecommunications Research Institute (ETRI), Daejeon, 34129, Republic of Korea","institution_ids":["https://openalex.org/I142401562"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103044280","display_name":"Hee-Soo Lee","orcid":"https://orcid.org/0000-0002-4616-3900"},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Heesoo Lee","raw_affiliation_strings":["Electronics and Telecommunications Research Institute (ETRI), Daejeon, 34129, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electronics and Telecommunications Research Institute (ETRI), Daejeon, 34129, Republic of Korea","institution_ids":["https://openalex.org/I142401562"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012803748","display_name":"Yo\u2013Seb Jeon","orcid":"https://orcid.org/0000-0002-2886-157X"},"institutions":[{"id":"https://openalex.org/I123900574","display_name":"Pohang University of Science and Technology","ror":"https://ror.org/04xysgw12","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Yo-Seb Jeon","raw_affiliation_strings":["Department of Electrical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, 37673, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-2886-157X","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, 37673, Republic of Korea","institution_ids":["https://openalex.org/I123900574"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5012803748"],"corresponding_institution_ids":["https://openalex.org/I123900574"],"apc_list":{"value":1500,"currency":"USD","value_usd":1500},"apc_paid":{"value":1500,"currency":"USD","value_usd":1500},"fwci":0.3193,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.53739788,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"12","issue":"2","first_page":"283","last_page":"288"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10575","display_name":"Wireless Communication Networks Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/wiener-filter","display_name":"Wiener filter","score":0.758495569229126},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5790338516235352},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4877260625362396},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.46018725633621216},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4413795471191406},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4391278624534607},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.42860960960388184},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.4277690052986145},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.420188307762146},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.41140690445899963},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.40124762058258057},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3561721742153168},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3267151713371277},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.30160045623779297},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1778048872947693},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.17535224556922913}],"concepts":[{"id":"https://openalex.org/C18537770","wikidata":"https://www.wikidata.org/wiki/Q25523","display_name":"Wiener filter","level":2,"score":0.758495569229126},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5790338516235352},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4877260625362396},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.46018725633621216},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4413795471191406},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4391278624534607},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.42860960960388184},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.4277690052986145},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.420188307762146},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.41140690445899963},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.40124762058258057},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3561721742153168},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3267151713371277},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.30160045623779297},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1778048872947693},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.17535224556922913},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.icte.2025.07.002","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.icte.2025.07.002","pdf_url":null,"source":{"id":"https://openalex.org/S2898368220","display_name":"ICT Express","issn_l":"2405-9595","issn":["2405-9595"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICT Express","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:4f546c0ce89c419fac36f4e77e18fdec","is_oa":true,"landing_page_url":"https://doaj.org/article/4f546c0ce89c419fac36f4e77e18fdec","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ICT Express, Vol 12, Iss 2, Pp 283-288 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1016/j.icte.2025.07.002","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.icte.2025.07.002","pdf_url":null,"source":{"id":"https://openalex.org/S2898368220","display_name":"ICT Express","issn_l":"2405-9595","issn":["2405-9595"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICT Express","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4399999976158142,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G3430959984","display_name":null,"funder_award_id":"2021-0-00972","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G5932577038","display_name":null,"funder_award_id":"RS-2024-00420538","funder_id":"https://openalex.org/F4320334879","funder_display_name":"Korea Evaluation Institute of Industrial Technology"},{"id":"https://openalex.org/G8604094231","display_name":null,"funder_award_id":"KRIT-CT-22-078","funder_id":"https://openalex.org/F4320334874","funder_display_name":"Defense Acquisition Program Administration"}],"funders":[{"id":"https://openalex.org/F2292562827","display_name":"Korea Research Institute for Defense Technology Planning and Advancement","ror":null},{"id":"https://openalex.org/F4320321681","display_name":"Ministry of Trade, Industry and Energy","ror":"https://ror.org/008nkqk13"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"},{"id":"https://openalex.org/F4320334874","display_name":"Defense Acquisition Program Administration","ror":"https://ror.org/04bjg9m96"},{"id":"https://openalex.org/F4320334879","display_name":"Korea Evaluation Institute of Industrial Technology","ror":"https://ror.org/03z9cwa38"},{"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":11,"referenced_works":["https://openalex.org/W2047793244","https://openalex.org/W2123331874","https://openalex.org/W2131909533","https://openalex.org/W2136180922","https://openalex.org/W2139335918","https://openalex.org/W2164528346","https://openalex.org/W2322799359","https://openalex.org/W2963836746","https://openalex.org/W3080788880","https://openalex.org/W3193077765","https://openalex.org/W4225460810"],"related_works":["https://openalex.org/W2152088989","https://openalex.org/W2756419127","https://openalex.org/W4366493479","https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2188042986","https://openalex.org/W2539022530","https://openalex.org/W2966246521","https://openalex.org/W2254945790","https://openalex.org/W2187587942"],"abstract_inverted_index":{"In":[0],"multiple-input":[1],"multiple-output":[2],"(MIMO)":[3],"orthogonal":[4],"frequency-division":[5],"multiplexing":[6],"(OFDM)":[7],"systems,":[8],"channel":[9,51,59,68,81,96],"estimation":[10,60],"errors":[11],"are":[12],"unavoidable":[13],"due":[14],"to":[15,61,79],"the":[16,34,64,87,92],"limited":[17],"availability":[18],"of":[19,66,94],"reference":[20],"signals.":[21],"To":[22],"address":[23],"this,":[24],"we":[25],"propose":[26],"an":[27,44],"online":[28,45],"adaptive":[29,73],"denoising":[30],"method":[31,89],"based":[32],"on":[33],"Wiener":[35],"filtering":[36],"principle.":[37],"The":[38],"proposed":[39,88],"filter":[40,74],"is":[41],"optimized":[42],"using":[43],"training":[46],"dataset":[47],"constructed":[48],"from":[49],"noisy":[50],"estimates,":[52],"with":[53],"high-quality":[54],"labels":[55],"generated":[56],"through":[57],"data-aided":[58],"compensate":[62],"for":[63],"absence":[65],"true":[67],"information.":[69],"This":[70],"approach":[71],"enables":[72],"design":[75],"that":[76,86],"dynamically":[77],"responds":[78],"varying":[80],"conditions.":[82],"Simulation":[83],"results":[84],"confirm":[85],"substantially":[90],"enhances":[91],"performance":[93],"conventional":[95],"estimation.":[97]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}