{"id":"https://openalex.org/W4312610058","doi":"https://doi.org/10.1109/twc.2022.3219140","title":"RIS-Aided mmWave MIMO Channel Estimation Using Deep Learning and Compressive Sensing","display_name":"RIS-Aided mmWave MIMO Channel Estimation Using Deep Learning and Compressive Sensing","publication_year":2022,"publication_date":"2022-11-09","ids":{"openalex":"https://openalex.org/W4312610058","doi":"https://doi.org/10.1109/twc.2022.3219140"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2022.3219140","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2022.3219140","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/A5046741256","display_name":"Asmaa Abdallah","orcid":"https://orcid.org/0000-0003-3387-9333"},"institutions":[{"id":"https://openalex.org/I71920554","display_name":"King Abdullah University of Science and Technology","ror":"https://ror.org/01q3tbs38","country_code":"SA","type":"education","lineage":["https://openalex.org/I71920554"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Asmaa Abdallah","raw_affiliation_strings":["Computer, Electrical, Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia"],"raw_orcid":"https://orcid.org/0000-0003-3387-9333","affiliations":[{"raw_affiliation_string":"Computer, Electrical, Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia","institution_ids":["https://openalex.org/I71920554"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034034574","display_name":"Abdulkadir \u00c7elik","orcid":"https://orcid.org/0000-0001-9007-9979"},"institutions":[{"id":"https://openalex.org/I71920554","display_name":"King Abdullah University of Science and Technology","ror":"https://ror.org/01q3tbs38","country_code":"SA","type":"education","lineage":["https://openalex.org/I71920554"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Abdulkadir Celik","raw_affiliation_strings":["Computer, Electrical, Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia"],"raw_orcid":"https://orcid.org/0000-0001-9007-9979","affiliations":[{"raw_affiliation_string":"Computer, Electrical, Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia","institution_ids":["https://openalex.org/I71920554"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038988201","display_name":"Mohammad M. Mansour","orcid":"https://orcid.org/0000-0002-8316-1330"},"institutions":[{"id":"https://openalex.org/I98635879","display_name":"American University of Beirut","ror":"https://ror.org/04pznsd21","country_code":"LB","type":"education","lineage":["https://openalex.org/I98635879"]}],"countries":["LB"],"is_corresponding":false,"raw_author_name":"Mohammad M. Mansour","raw_affiliation_strings":["Department of Electrical and Computer Engineering, American University of Beirut (AUB), Beirut, Lebanon"],"raw_orcid":"https://orcid.org/0000-0002-8316-1330","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, American University of Beirut (AUB), Beirut, Lebanon","institution_ids":["https://openalex.org/I98635879"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013660772","display_name":"Ahmed M. Eltawil","orcid":"https://orcid.org/0000-0003-1849-083X"},"institutions":[{"id":"https://openalex.org/I71920554","display_name":"King Abdullah University of Science and Technology","ror":"https://ror.org/01q3tbs38","country_code":"SA","type":"education","lineage":["https://openalex.org/I71920554"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Ahmed M. Eltawil","raw_affiliation_strings":["Computer, Electrical, Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia"],"raw_orcid":"https://orcid.org/0000-0003-1849-083X","affiliations":[{"raw_affiliation_string":"Computer, Electrical, Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia","institution_ids":["https://openalex.org/I71920554"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.2817,"has_fulltext":false,"cited_by_count":80,"citation_normalized_percentile":{"value":0.96912347,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"22","issue":"5","first_page":"3503","last_page":"3521"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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"}}],"keywords":[{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.7422186732292175},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6969158053398132},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6642593741416931},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5087698101997375},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3327251076698303},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3209603428840637},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3197535276412964},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1227196455001831}],"concepts":[{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.7422186732292175},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6969158053398132},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6642593741416931},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5087698101997375},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3327251076698303},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3209603428840637},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3197535276412964},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1227196455001831}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/twc.2022.3219140","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2022.3219140","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:eprints.soton.ac.uk:505782","is_oa":false,"landing_page_url":"http://doi.org/10.1109/TWC.2022.3219140>).","pdf_url":null,"source":{"id":"https://openalex.org/S4306401019","display_name":"ePrints Soton (University of Southampton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I43439940","host_organization_name":"University of Southampton","host_organization_lineage":["https://openalex.org/I43439940"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"},{"id":"pmh:oai:repository.kaust.edu.sa:10754/680413","is_oa":false,"landing_page_url":"http://hdl.handle.net/10754/680413","pdf_url":null,"source":{"id":"https://openalex.org/S4306401596","display_name":"King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I71920554","host_organization_name":"King Abdullah University of Science and Technology","host_organization_lineage":["https://openalex.org/I71920554"],"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":[{"id":"https://metadata.un.org/sdg/7","score":0.9100000262260437,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320322320","display_name":"King Abdullah University of Science and Technology","ror":"https://ror.org/01q3tbs38"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W1686810756","https://openalex.org/W1999153524","https://openalex.org/W2054692642","https://openalex.org/W2095843437","https://openalex.org/W2194775991","https://openalex.org/W2195693430","https://openalex.org/W2336403911","https://openalex.org/W2471673817","https://openalex.org/W2490222774","https://openalex.org/W2508457857","https://openalex.org/W2602529568","https://openalex.org/W2604698298","https://openalex.org/W2792650514","https://openalex.org/W2887078280","https://openalex.org/W2937693915","https://openalex.org/W2949670636","https://openalex.org/W2950077417","https://openalex.org/W2964003927","https://openalex.org/W2968810373","https://openalex.org/W2969424089","https://openalex.org/W2971055251","https://openalex.org/W2971912794","https://openalex.org/W2985466239","https://openalex.org/W2993586168","https://openalex.org/W2995554704","https://openalex.org/W2997665500","https://openalex.org/W3001613668","https://openalex.org/W3003686880","https://openalex.org/W3005347223","https://openalex.org/W3005476696","https://openalex.org/W3007669596","https://openalex.org/W3008356568","https://openalex.org/W3010176898","https://openalex.org/W3011747750","https://openalex.org/W3021564798","https://openalex.org/W3032095193","https://openalex.org/W3038342299","https://openalex.org/W3039402952","https://openalex.org/W3043220753","https://openalex.org/W3046122940","https://openalex.org/W3092381965","https://openalex.org/W3103991536","https://openalex.org/W3105487862","https://openalex.org/W3133878048","https://openalex.org/W3134059753","https://openalex.org/W3135509084","https://openalex.org/W3189202224","https://openalex.org/W3208078570","https://openalex.org/W3212491030","https://openalex.org/W3216108359","https://openalex.org/W4210540330","https://openalex.org/W4290996574","https://openalex.org/W6637373629"],"related_works":["https://openalex.org/W2158224665","https://openalex.org/W2379589510","https://openalex.org/W2810730439","https://openalex.org/W4300044672","https://openalex.org/W1881631164","https://openalex.org/W2358292267","https://openalex.org/W2378166785","https://openalex.org/W1964277756","https://openalex.org/W2465351041","https://openalex.org/W1976264255"],"abstract_inverted_index":{"Reconfigurable":[0],"intelligent":[1],"surface":[2],"(RIS)":[3],"assisted":[4],"wireless":[5,15],"systems":[6,111],"require":[7],"accurate":[8],"channel":[9,54,81,137,161,171,200],"state":[10],"information":[11],"(CSI)":[12],"to":[13,168,197,221,232,237,252],"control":[14],"channels":[16,100,143],"and":[17,22,43,47,70,88,97,128,153,193],"improve":[18],"both":[19,95],"the":[20,34,49,52,59,120,125,129,134,180,199,206,211,238,244,248],"bandwidth":[21],"energy":[23],"efficiency.":[24],"However,":[25],"CSI":[26],"acquisition":[27],"is":[28,214],"non-trivial":[29],"for":[30,93],"two":[31,262],"reasons:":[32],"1)":[33],"passive":[35],"nature":[36],"of":[37,51,62,101,133,230,264],"RIS":[38,63],"does":[39],"not":[40,178],"allow":[41],"transceiving":[42],"processing":[44],"pilot":[45,207],"signals,":[46],"2)":[48],"dimensions":[50],"cascaded":[53,99,136,142,160],"between":[55],"transceivers":[56],"increases":[57],"with":[58,112,235],"large":[60,105],"number":[61],"elements,":[64],"which":[65],"yields":[66],"high":[67],"training":[68,114],"overhead":[69,208],"computational":[71],"complexity.":[72],"While":[73],"prior":[74],"art":[75],"has":[76],"mainly":[77],"focused":[78],"on":[79,190],"frequency-flat":[80,96],"estimation,":[82],"this":[83],"paper":[84],"proposes":[85],"novel":[86],"data-driven":[87,159],"compressive":[89,181],"sensing":[90,182],"based":[91,183],"approaches":[92,163,224],"estimating":[94],"frequency-selective":[98],"RIS-assisted":[102],"multi-user":[103],"millimeter-wave":[104],"multiple":[106,108],"input":[107],"output":[109],"(MIMO)":[110],"limited":[113],"overhead.":[115],"The":[116,157],"proposed":[117,158,212,245],"methods":[118],"exploit":[119],"common":[121,150],"sparsity":[122,131,191],"property":[123,132],"among":[124],"different":[126,140,146],"subcarriers":[127],"double-structured":[130],"angular":[135,141],"matrices":[138],"as":[139],"observed":[144],"by":[145,210,259],"users":[147],"share":[148],"completely":[149],"non-zero":[151],"rows":[152],"user-specific":[154],"column":[155],"supports.":[156,172,201],"estimation":[162],"use":[164],"denoising":[165],"neural":[166],"networks":[167],"accurately":[169],"detect":[170,198],"Alternatively,":[173],"when":[174],"data-training":[175],"capabilities":[176],"are":[177],"available,":[179],"orthogonal":[184],"matching":[185],"pursuit":[186],"(OMP)":[187],"approach":[188],"relies":[189],"properties":[192],"applies":[194],"simultaneous":[195],"OMP":[196,223],"Simulation":[202],"results":[203],"show":[204],"that":[205,225],"required":[209],"scheme":[213],"lower":[215,242,249],"than":[216,261],"existing":[217],"schemes.":[218],"When":[219],"compared":[220],"other":[222],"achieve":[226],"an":[227],"NMSE":[228],"gap":[229,251],"5":[231],"6":[233],"dB":[234],"respect":[236],"Oracle":[239],"least":[240],"square":[241],"bound,":[243],"algorithms":[246],"reduce":[247],"bound":[250],"only":[253],"1":[254],"dB,":[255],"while":[256],"reducing":[257],"complexity":[258],"more":[260],"orders":[263],"magnitude.":[265]},"counts_by_year":[{"year":2026,"cited_by_count":9},{"year":2025,"cited_by_count":37},{"year":2024,"cited_by_count":21},{"year":2023,"cited_by_count":13}],"updated_date":"2026-07-25T09:21:30.201066","created_date":"2025-10-10T00:00:00"}
