{"id":"https://openalex.org/W3128307304","doi":"https://doi.org/10.1109/twc.2021.3053580","title":"Tensor-Based Algebraic Channel Estimation for Hybrid IRS-Assisted MIMO-OFDM","display_name":"Tensor-Based Algebraic Channel Estimation for Hybrid IRS-Assisted MIMO-OFDM","publication_year":2021,"publication_date":"2021-01-29","ids":{"openalex":"https://openalex.org/W3128307304","doi":"https://doi.org/10.1109/twc.2021.3053580","mag":"3128307304"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3053580","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3053580","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":true,"oa_status":"green","oa_url":"https://pure.qub.ac.uk/en/publications/4db735b2-3535-4809-93a7-364aad306a3e","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5007951770","display_name":"Yuxing Lin","orcid":"https://orcid.org/0000-0002-1216-2926"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuxing Lin","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013079905","display_name":"Shi Jin","orcid":"https://orcid.org/0000-0003-0271-6021"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shi Jin","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035876091","display_name":"Michail Matthaiou","orcid":"https://orcid.org/0000-0001-9235-7741"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Michail Matthaiou","raw_affiliation_strings":["Institute of Electronics, Communications and Information Technology (ECIT), Queen\u2019s University Belfast, Belfast, U.K","Institute of Electronics, Communications and Information Technology (ECIT), Queen's University Belfast, Belfast, U.K"],"affiliations":[{"raw_affiliation_string":"Institute of Electronics, Communications and Information Technology (ECIT), Queen\u2019s University Belfast, Belfast, U.K","institution_ids":["https://openalex.org/I126231945"]},{"raw_affiliation_string":"Institute of Electronics, Communications and Information Technology (ECIT), Queen's University Belfast, Belfast, U.K","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072916702","display_name":"Xiaohu You","orcid":"https://orcid.org/0000-0002-0809-8511"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohu You","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5007951770"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":8.6349,"has_fulltext":false,"cited_by_count":108,"citation_normalized_percentile":{"value":0.98406208,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"20","issue":"6","first_page":"3770","last_page":"3784"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11873","display_name":"PAPR reduction in OFDM","score":0.9986000061035156,"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/T12042","display_name":"Satellite Communication Systems","score":0.998199999332428,"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":0.7259640693664551},{"id":"https://openalex.org/keywords/initialization","display_name":"Initialization","score":0.6455987691879272},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.6235606670379639},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5905516147613525},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5877566337585449},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5299980044364929},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4902413487434387},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.481089323759079},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.45474573969841003},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.42765673995018005},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.38217276334762573},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21158161759376526},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17800697684288025}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7259640693664551},{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.6455987691879272},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.6235606670379639},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5905516147613525},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5877566337585449},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5299980044364929},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4902413487434387},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.481089323759079},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.45474573969841003},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.42765673995018005},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38217276334762573},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21158161759376526},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17800697684288025},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"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":2,"locations":[{"id":"doi:10.1109/twc.2021.3053580","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3053580","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"},{"id":"pmh:oai:pure.qub.ac.uk/portal:openaire/4db735b2-3535-4809-93a7-364aad306a3e","is_oa":true,"landing_page_url":"https://pure.qub.ac.uk/en/publications/4db735b2-3535-4809-93a7-364aad306a3e","pdf_url":null,"source":{"id":"https://openalex.org/S4306402319","display_name":"Research Portal (Queen's University Belfast)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I126231945","host_organization_name":"Queen's University Belfast","host_organization_lineage":["https://openalex.org/I126231945"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lin, Y, Jin, S, Matthaiou, M & You, X 2021, 'Tensor-Based Algebraic Channel Estimation for Hybrid IRS-Assisted MIMO-OFDM', IEEE Transactions on Wireless Communications. https://doi.org/10.1109/TWC.2021.3053580","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:pure.qub.ac.uk/portal:openaire/4db735b2-3535-4809-93a7-364aad306a3e","is_oa":true,"landing_page_url":"https://pure.qub.ac.uk/en/publications/4db735b2-3535-4809-93a7-364aad306a3e","pdf_url":null,"source":{"id":"https://openalex.org/S4306402319","display_name":"Research Portal (Queen's University Belfast)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I126231945","host_organization_name":"Queen's University Belfast","host_organization_lineage":["https://openalex.org/I126231945"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lin, Y, Jin, S, Matthaiou, M & You, X 2021, 'Tensor-Based Algebraic Channel Estimation for Hybrid IRS-Assisted MIMO-OFDM', IEEE Transactions on Wireless Communications. https://doi.org/10.1109/TWC.2021.3053580","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8","score":0.4000000059604645}],"awards":[{"id":"https://openalex.org/G1500623155","display_name":null,"funder_award_id":"61941104","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G347878058","display_name":null,"funder_award_id":"EP/P000673/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G6555637624","display_name":null,"funder_award_id":"61625106","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8023429228","display_name":"Low-complexity processing for mm-Wave massive MIMO","funder_award_id":"EP/P000673/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":65,"referenced_works":["https://openalex.org/W1974785908","https://openalex.org/W2027201767","https://openalex.org/W2038891887","https://openalex.org/W2070013413","https://openalex.org/W2074554177","https://openalex.org/W2086261631","https://openalex.org/W2095729436","https://openalex.org/W2105186495","https://openalex.org/W2116334496","https://openalex.org/W2117383935","https://openalex.org/W2195693430","https://openalex.org/W2281558960","https://openalex.org/W2617211273","https://openalex.org/W2735938380","https://openalex.org/W2833137168","https://openalex.org/W2891354184","https://openalex.org/W2901268226","https://openalex.org/W2937693915","https://openalex.org/W2948573205","https://openalex.org/W2949670636","https://openalex.org/W2950077417","https://openalex.org/W2963187309","https://openalex.org/W2963355537","https://openalex.org/W2963961614","https://openalex.org/W2964313686","https://openalex.org/W2965565138","https://openalex.org/W2969424089","https://openalex.org/W2981792785","https://openalex.org/W2989504803","https://openalex.org/W2990747873","https://openalex.org/W2994612022","https://openalex.org/W2995330189","https://openalex.org/W2996961035","https://openalex.org/W3003686880","https://openalex.org/W3013945510","https://openalex.org/W3017150380","https://openalex.org/W3023940643","https://openalex.org/W3035049807","https://openalex.org/W3035217884","https://openalex.org/W3035697429","https://openalex.org/W3040349383","https://openalex.org/W3045209834","https://openalex.org/W3045835314","https://openalex.org/W3081518414","https://openalex.org/W3081746000","https://openalex.org/W3091365446","https://openalex.org/W3098683815","https://openalex.org/W3098973674","https://openalex.org/W3100075210","https://openalex.org/W3100544904","https://openalex.org/W3102183770","https://openalex.org/W3105487862","https://openalex.org/W3129922062","https://openalex.org/W3134059753","https://openalex.org/W3144244478","https://openalex.org/W3189202224","https://openalex.org/W4287673953","https://openalex.org/W4288365549","https://openalex.org/W6762113363","https://openalex.org/W6771624006","https://openalex.org/W6776519111","https://openalex.org/W6777514010","https://openalex.org/W6780047104","https://openalex.org/W6781628429","https://openalex.org/W6781757590"],"related_works":["https://openalex.org/W3204184292","https://openalex.org/W3176564347","https://openalex.org/W2355833770","https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2188042986","https://openalex.org/W2539022530","https://openalex.org/W4317418808","https://openalex.org/W2187587942","https://openalex.org/W2541651465"],"abstract_inverted_index":{"We":[0,90],"consider":[1],"the":[2,23,28,36,60,67,75,96,139,153,160,171,175,187],"channel":[3,102],"estimation":[4,25],"problem":[5],"in":[6,178],"multiple-input":[7],"multiple-output":[8],"orthogonal":[9],"frequency":[10],"division":[11],"multiplexing":[12],"(MIMO-OFDM)":[13],"systems":[14],"assisted":[15],"by":[16],"intelligent":[17],"reconfigurable":[18],"surfaces":[19],"(IRSs).":[20],"To":[21],"avoid":[22],"inherent":[24],"ambiguities":[26],"of":[27,47,58,70,107,142,156,164,180,189,195],"two-hop":[29],"channels":[30],"from":[31],"mobile":[32],"stations":[33],"(MS)":[34],"to":[35,94,150],"base":[37],"station":[38],"(BS),":[39],"we":[40,73,137],"adopt":[41],"a":[42,132],"hybrid":[43,157],"IRS":[44],"architecture":[45],"composed":[46],"passive":[48],"reflectors":[49],"and":[50,53,62,100,111,123,159,183],"active":[51,196],"sensors,":[52],"establish":[54],"two":[55],"independent":[56],"subproblems":[57],"estimating":[59],"MS-to-IRS":[61],"BS-to-IRS":[63],"channels.":[64],"By":[65],"leveraging":[66],"sparse":[68],"characteristics":[69],"high-frequency":[71],"propagation,":[72],"model":[74],"training":[76,165],"signals":[77],"as":[78],"multi-dimensional":[79],"canonical":[80],"polyadic":[81],"decomposition":[82],"(CPD)":[83],"tensors":[84],"with":[85,131,192],"missing":[86],"fibers":[87],"or":[88],"slices.":[89],"develop":[91],"algebraic":[92],"algorithms":[93],"solve":[95],"tensor":[97,144],"completion":[98],"problems":[99],"recover":[101],"multipath":[103],"parameters,":[104],"i.e.,":[105],"angles":[106],"arrival,":[108],"time":[109],"delays":[110],"path":[112],"gains.":[113],"Our":[114],"methods":[115],"require":[116],"neither":[117],"random":[118],"initialization":[119],"nor":[120],"iterative":[121],"operations,":[122],"for":[124,186],"these":[125],"reasons":[126],"they":[127],"can":[128,147],"perform":[129],"robustly":[130],"low":[133],"computational":[134],"complexity.":[135],"Moreover,":[136],"investigate":[138],"uniqueness":[140],"condition":[141],"CPD":[143],"completion,":[145],"which":[146],"be":[148],"utilized":[149],"inform":[151],"both":[152],"physical":[154],"design":[155],"IRSs":[158,191],"time-frequency":[161],"resource":[162],"allocation":[163],"strategies.":[166],"Simulation":[167],"results":[168],"indicate":[169],"that":[170],"proposed":[172],"schemes":[173],"outperform":[174],"traditional":[176],"counterparts":[177],"terms":[179],"accuracy,":[181],"robustness":[182],"complexity,":[184],"especially":[185],"case":[188],"low-complexity":[190],"limited":[193],"number":[194],"sensing":[197],"elements.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":20},{"year":2024,"cited_by_count":35},{"year":2023,"cited_by_count":24},{"year":2022,"cited_by_count":22},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}