{"id":"https://openalex.org/W3182896779","doi":"https://doi.org/10.1109/lwc.2021.3095500","title":"Deep Learning Methods for Joint Optimization of Beamforming and Fronthaul Quantization in Cloud Radio Access Networks","display_name":"Deep Learning Methods for Joint Optimization of Beamforming and Fronthaul Quantization in Cloud Radio Access Networks","publication_year":2021,"publication_date":"2021-07-08","ids":{"openalex":"https://openalex.org/W3182896779","doi":"https://doi.org/10.1109/lwc.2021.3095500","mag":"3182896779"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2021.3095500","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3095500","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Wireless Communications Letters","raw_type":"journal-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/A5086838046","display_name":"Daesung Yu","orcid":"https://orcid.org/0009-0002-5534-5527"},"institutions":[{"id":"https://openalex.org/I80611190","display_name":"Jeonbuk National University","ror":"https://ror.org/05q92br09","country_code":"KR","type":"education","lineage":["https://openalex.org/I80611190"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Daesung Yu","raw_affiliation_strings":["Division of Electronic Engineering and Future Semiconductor Convergence Technology Research Center, Jeonbuk National University, Jeonju, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Electronic Engineering and Future Semiconductor Convergence Technology Research Center, Jeonbuk National University, Jeonju, South Korea","institution_ids":["https://openalex.org/I80611190"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100667504","display_name":"Hoon Lee","orcid":"https://orcid.org/0000-0003-0753-8324"},"institutions":[{"id":"https://openalex.org/I8991828","display_name":"Pukyong National University","ror":"https://ror.org/0433kqc49","country_code":"KR","type":"education","lineage":["https://openalex.org/I8991828"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hoon Lee","raw_affiliation_strings":["Pukyong National University, Busan, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-0753-8324","affiliations":[{"raw_affiliation_string":"Pukyong National University, Busan, South Korea","institution_ids":["https://openalex.org/I8991828"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010508470","display_name":"Seok-Hwan Park","orcid":"https://orcid.org/0000-0001-9395-2550"},"institutions":[{"id":"https://openalex.org/I80611190","display_name":"Jeonbuk National University","ror":"https://ror.org/05q92br09","country_code":"KR","type":"education","lineage":["https://openalex.org/I80611190"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Seok-Hwan Park","raw_affiliation_strings":["Division of Electronic Engineering and Future Semiconductor Convergence Technology Research Center, Jeonbuk National University, Jeonju, South Korea"],"raw_orcid":"https://orcid.org/0000-0001-9395-2550","affiliations":[{"raw_affiliation_string":"Division of Electronic Engineering and Future Semiconductor Convergence Technology Research Center, Jeonbuk National University, Jeonju, South Korea","institution_ids":["https://openalex.org/I80611190"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070737413","display_name":"Seung\u2010Eun Hong","orcid":"https://orcid.org/0000-0003-1394-998X"},"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":"Seung-Eun Hong","raw_affiliation_strings":["Future Mobile Communication Research Division, Electronics and Telecommunications Research Institute, Daejeon, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-1394-998X","affiliations":[{"raw_affiliation_string":"Future Mobile Communication Research Division, Electronics and Telecommunications Research Institute, Daejeon, South Korea","institution_ids":["https://openalex.org/I142401562"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8038,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.68965181,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"10","issue":"10","first_page":"2180","last_page":"2184"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998000264167786,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998000264167786,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9983999729156494,"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/beamforming","display_name":"Beamforming","score":0.757314920425415},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7174142003059387},{"id":"https://openalex.org/keywords/c-ran","display_name":"C-RAN","score":0.7000638246536255},{"id":"https://openalex.org/keywords/radio-access-network","display_name":"Radio access network","score":0.6945513486862183},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.6778444051742554},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.6088098287582397},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.5885224342346191},{"id":"https://openalex.org/keywords/vector-quantization","display_name":"Vector quantization","score":0.4999105930328369},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.4661359190940857},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.46468332409858704},{"id":"https://openalex.org/keywords/access-network","display_name":"Access network","score":0.4194062054157257},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3670068383216858},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3320074677467346},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32128405570983887},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2523934245109558},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.25225165486335754},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.2312600314617157},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17122840881347656},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16812396049499512}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.757314920425415},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7174142003059387},{"id":"https://openalex.org/C2779765720","wikidata":"https://www.wikidata.org/wiki/Q5005908","display_name":"C-RAN","level":5,"score":0.7000638246536255},{"id":"https://openalex.org/C106365562","wikidata":"https://www.wikidata.org/wiki/Q3078360","display_name":"Radio access network","level":4,"score":0.6945513486862183},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.6778444051742554},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.6088098287582397},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.5885224342346191},{"id":"https://openalex.org/C199833920","wikidata":"https://www.wikidata.org/wiki/Q612536","display_name":"Vector quantization","level":2,"score":0.4999105930328369},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.4661359190940857},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.46468332409858704},{"id":"https://openalex.org/C62793504","wikidata":"https://www.wikidata.org/wiki/Q228327","display_name":"Access network","level":2,"score":0.4194062054157257},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3670068383216858},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3320074677467346},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32128405570983887},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2523934245109558},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25225165486335754},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.2312600314617157},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17122840881347656},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16812396049499512},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C207029474","wikidata":"https://www.wikidata.org/wiki/Q384018","display_name":"Mobile station","level":3,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lwc.2021.3095500","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3095500","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Wireless Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:scholarworks.unist.ac.kr:201301/65448","is_oa":false,"landing_page_url":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9477494","pdf_url":null,"source":{"id":"https://openalex.org/S4306401118","display_name":"Scholarworks@UNIST (Ulsan National Institute of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I48566637","host_organization_name":"Ulsan National Institute of Science and Technology","host_organization_lineage":["https://openalex.org/I48566637"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"ARTICLE"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2223445157","display_name":null,"funder_award_id":"2018-0-01659","funder_id":"https://openalex.org/F4320335489","funder_display_name":"Institute for Information and Communications Technology Promotion"},{"id":"https://openalex.org/G4194632957","display_name":null,"funder_award_id":"2021R1A6A3A13046157","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G4604196019","display_name":null,"funder_award_id":"2021R1C1C1006557","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G5448928685","display_name":null,"funder_award_id":"2019R1A6A1A09031717","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G826691646","display_name":null,"funder_award_id":"2021R1I1A3054575","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"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":21,"referenced_works":["https://openalex.org/W1522301498","https://openalex.org/W1836465849","https://openalex.org/W1996215314","https://openalex.org/W2019905317","https://openalex.org/W2050815608","https://openalex.org/W2064511203","https://openalex.org/W2101727634","https://openalex.org/W2546835829","https://openalex.org/W2616867685","https://openalex.org/W2905885786","https://openalex.org/W2949117887","https://openalex.org/W2962750265","https://openalex.org/W2962883294","https://openalex.org/W2964121744","https://openalex.org/W3008723477","https://openalex.org/W3008924632","https://openalex.org/W3040589146","https://openalex.org/W3099684761","https://openalex.org/W3103097962","https://openalex.org/W4300840296","https://openalex.org/W6631190155"],"related_works":["https://openalex.org/W2592537445","https://openalex.org/W2117039245","https://openalex.org/W2497039592","https://openalex.org/W3138350675","https://openalex.org/W2436923341","https://openalex.org/W2902173727","https://openalex.org/W4287262510","https://openalex.org/W2064969374","https://openalex.org/W4205856738","https://openalex.org/W2885291556"],"abstract_inverted_index":{"Cooperative":[0],"beamforming":[1,84],"across":[2],"access":[3,15],"points":[4],"(APs)":[5],"and":[6,32,85],"fronthaul":[7,33],"quantization":[8,86],"strategies":[9],"are":[10],"essential":[11],"for":[12,40],"cloud":[13],"radio":[14],"network":[16,65],"(C-RAN)":[17],"systems.":[18],"The":[19],"nonconvexity":[20],"of":[21,82,93],"the":[22,55,91,94],"C-RAN":[23],"optimization":[24,56],"problems,":[25],"which":[26,73],"is":[27,58,71],"stemmed":[28],"from":[29],"per-AP":[30],"power":[31],"capacity":[34],"constraints,":[35],"requires":[36],"high":[37],"computational":[38],"complexity":[39],"executing":[41],"iterative":[42],"algorithms.":[43],"To":[44],"resolve":[45],"this":[46],"issue,":[47],"we":[48],"investigate":[49],"a":[50,61,75,79],"deep":[51,63],"learning":[52,69,96],"approach":[53],"where":[54],"module":[57],"replaced":[59],"with":[60],"well-trained":[62],"neural":[64],"(DNN).":[66],"An":[67],"efficient":[68],"solution":[70],"proposed":[72,95],"constructs":[74],"DNN":[76],"to":[77],"produce":[78],"low-dimensional":[80],"representation":[81],"optimal":[83],"strategies.":[87],"Numerical":[88],"results":[89],"validate":[90],"advantages":[92],"solution.":[97]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2026-08-01T09:00:35.917206","created_date":"2025-10-10T00:00:00"}
