{"id":"https://openalex.org/W3139223461","doi":"https://doi.org/10.1109/twc.2021.3065355","title":"Robust Interference Cancellation Using Bi-Unknown Vectors Equations for User-Centric C-RANs","display_name":"Robust Interference Cancellation Using Bi-Unknown Vectors Equations for User-Centric C-RANs","publication_year":2021,"publication_date":"2021-03-18","ids":{"openalex":"https://openalex.org/W3139223461","doi":"https://doi.org/10.1109/twc.2021.3065355","mag":"3139223461"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3065355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3065355","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","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/A5084245816","display_name":"Yuanlong Gao","orcid":"https://orcid.org/0000-0003-0949-4628"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuanlong Gao","raw_affiliation_strings":["School of Information and Communication Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100450481","display_name":"Wenlong Liu","orcid":"https://orcid.org/0000-0002-4193-4008"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenlong Liu","raw_affiliation_strings":["School of Information and Communication Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100382947","display_name":"Xinyi Wang","orcid":"https://orcid.org/0000-0002-5278-6872"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinyi Wang","raw_affiliation_strings":["School of Information and Communication Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009582696","display_name":"Shuxue Ding","orcid":"https://orcid.org/0000-0002-4963-3883"},"institutions":[{"id":"https://openalex.org/I5343935","display_name":"Guilin University of Electronic Technology","ror":"https://ror.org/05arjae42","country_code":"CN","type":"education","lineage":["https://openalex.org/I5343935"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuxue Ding","raw_affiliation_strings":["School of Artificial Intelligence, Guilin University of Electronic Technology, Guilin, China"],"affiliations":[{"raw_affiliation_string":"School of Artificial Intelligence, Guilin University of Electronic Technology, Guilin, China","institution_ids":["https://openalex.org/I5343935"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079493679","display_name":"Minglu Jin","orcid":"https://orcid.org/0000-0003-0706-1642"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Minglu Jin","raw_affiliation_strings":["School of Information and Communication Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5084245816"],"corresponding_institution_ids":["https://openalex.org/I27357992"],"apc_list":null,"apc_paid":null,"fwci":0.2005,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.48456739,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"20","issue":"8","first_page":"5046","last_page":"5057"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T12791","display_name":"Full-Duplex Wireless Communications","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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.701694905757904},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6594051122665405},{"id":"https://openalex.org/keywords/singular-value-decomposition","display_name":"Singular value decomposition","score":0.6416195034980774},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5656223297119141},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.4920775294303894},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44505345821380615},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.38400059938430786},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2673457860946655},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.123687744140625}],"concepts":[{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.701694905757904},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6594051122665405},{"id":"https://openalex.org/C22789450","wikidata":"https://www.wikidata.org/wiki/Q420904","display_name":"Singular value decomposition","level":2,"score":0.6416195034980774},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5656223297119141},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.4920775294303894},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44505345821380615},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38400059938430786},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2673457860946655},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.123687744140625},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2021.3065355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3065355","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5849741047","display_name":null,"funder_award_id":"DUT20YG112","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W64867182","https://openalex.org/W575399286","https://openalex.org/W653761051","https://openalex.org/W1973454958","https://openalex.org/W2005602327","https://openalex.org/W2011550466","https://openalex.org/W2013491227","https://openalex.org/W2023215575","https://openalex.org/W2054692642","https://openalex.org/W2064969374","https://openalex.org/W2066043610","https://openalex.org/W2072184935","https://openalex.org/W2073835183","https://openalex.org/W2090587309","https://openalex.org/W2090761559","https://openalex.org/W2096921784","https://openalex.org/W2104074724","https://openalex.org/W2110562101","https://openalex.org/W2115828205","https://openalex.org/W2128513990","https://openalex.org/W2132990103","https://openalex.org/W2136644341","https://openalex.org/W2140064412","https://openalex.org/W2152649161","https://openalex.org/W2159187245","https://openalex.org/W2162873652","https://openalex.org/W2165273657","https://openalex.org/W2166733284","https://openalex.org/W2186239085","https://openalex.org/W2316308291","https://openalex.org/W2385126988","https://openalex.org/W2507598686","https://openalex.org/W2592659251","https://openalex.org/W2596944875","https://openalex.org/W2765134725","https://openalex.org/W2769087705","https://openalex.org/W2908882174","https://openalex.org/W2945625176","https://openalex.org/W2954281416","https://openalex.org/W2963306459","https://openalex.org/W2963652759","https://openalex.org/W2963718307","https://openalex.org/W2963940333","https://openalex.org/W2964195206","https://openalex.org/W2964338899","https://openalex.org/W3012557618","https://openalex.org/W3046265042","https://openalex.org/W3106282754"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W1761601995","https://openalex.org/W4300468626","https://openalex.org/W2904599916","https://openalex.org/W2097713053","https://openalex.org/W2909457694","https://openalex.org/W4321608401","https://openalex.org/W2765319024"],"abstract_inverted_index":{"The":[0],"user-centric":[1,48],"cloud":[2],"radio":[3],"access":[4],"network":[5,33],"(C-RAN)":[6],"is":[7,24,54,94,112,121,173],"promising":[8],"for":[9,44],"significantly":[10],"reducing":[11],"the":[12,18,27,32,45,51,84,90,98,105,139,144,151,154,161,168,183,188],"channel":[13,20,99,146],"training":[14],"overhead":[15],"because":[16],"only":[17],"intra-cluster":[19],"state":[21],"information":[22],"(CSI)":[23],"required.":[25],"However,":[26],"inter-cluster":[28],"interference":[29,52],"may":[30],"degrade":[31],"performance.":[34],"To":[35,64],"address":[36],"this":[37,66,129],"problem,":[38],"we":[39,71,133],"present":[40],"a":[41,57,73,164],"novel":[42],"framework":[43],"uplink":[46],"of":[47,59,69,107,141,153,187],"C-RANs":[49],"where":[50],"cancellation":[53],"posed":[55],"as":[56],"system":[58,68],"bi-unknown":[60],"vectors":[61],"linear":[62],"equations.":[63],"solve":[65],"unusual":[67],"equations,":[70],"propose":[72],"quasi-least":[74],"squares":[75],"(QLS)":[76],"algorithm":[77,157],"and":[78,185],"analyze":[79],"its":[80],"robustness":[81,140,186],"by":[82],"exploiting":[83],"random":[85],"matrix":[86],"theory.":[87],"We":[88],"reveal":[89],"fact":[91],"that":[92,115,126],"QLS":[93,142],"very":[95],"sensitive":[96],"to":[97,103,136,181],"estimation":[100],"error":[101],"due":[102],"involving":[104],"inverse":[106],"an":[108,122],"ill-conditioned":[109],"matrix.":[110],"It":[111],"well":[113],"known":[114],"truncated":[116],"singular":[117],"value":[118],"decomposition":[119],"(TSVD)":[120],"effective":[123],"regularization":[124],"scheme":[125],"can":[127],"mitigate":[128],"ill-conditioning":[130],"effect.":[131],"Accordingly,":[132],"employ":[134],"TSVD":[135,155],"further":[137],"improve":[138],"against":[143],"imperfect":[145],"estimation.":[147],"In":[148],"addition,":[149],"since":[150],"performance":[152],"based":[156],"strongly":[158],"depends":[159],"on":[160],"truncation":[162],"parameter,":[163],"parameter-choice":[165],"method":[166],"using":[167],"constant":[169],"modulus":[170],"(CM)":[171],"feature":[172],"also":[174],"provided.":[175],"Finally,":[176],"simulation":[177],"results":[178],"are":[179],"presented":[180],"examine":[182],"effectiveness":[184],"proposed":[189],"method.":[190]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
