{"id":"https://openalex.org/W3089243066","doi":"https://doi.org/10.1109/norcas51424.2020.9264998","title":"Matrix Decomposition for Massive MIMO Detection","display_name":"Matrix Decomposition for Massive MIMO Detection","publication_year":2020,"publication_date":"2020-10-27","ids":{"openalex":"https://openalex.org/W3089243066","doi":"https://doi.org/10.1109/norcas51424.2020.9264998","mag":"3089243066"},"language":"en","primary_location":{"id":"doi:10.1109/norcas51424.2020.9264998","is_oa":false,"landing_page_url":"https://doi.org/10.1109/norcas51424.2020.9264998","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Nordic Circuits and Systems Conference (NorCAS)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2009.11172","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108738668","display_name":"Shahriar Shahabuddin","orcid":null},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Shahriar Shahabuddin","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Finland","[University of Oulu, Centre for Wireless Communications, Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"[University of Oulu, Centre for Wireless Communications, Finland]","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053823282","display_name":"Muhammad Hasibul Islam","orcid":null},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Muhammad Hasibul Islam","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Finland","[University of Oulu, Centre for Wireless Communications, Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"[University of Oulu, Centre for Wireless Communications, Finland]","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082829483","display_name":"Mohammad Shahanewaz Shahabuddin","orcid":null},"institutions":[{"id":"https://openalex.org/I146978986","display_name":"Vaasa University of Applied Sciences","ror":"https://ror.org/00dde9829","country_code":"FI","type":"education","lineage":["https://openalex.org/I146978986"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Mohammad Shahanewaz Shahabuddin","raw_affiliation_strings":["Vaasa University of Applied Science, Finland","Vaasa University of Applied Science,Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Vaasa University of Applied Science, Finland","institution_ids":["https://openalex.org/I146978986"]},{"raw_affiliation_string":"Vaasa University of Applied Science,Finland","institution_ids":["https://openalex.org/I146978986"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045189165","display_name":"Mahmoud A. Albreem","orcid":"https://orcid.org/0000-0002-6464-1101"},"institutions":[{"id":"https://openalex.org/I4387152582","display_name":"A'Sharqiyah University","ror":"https://ror.org/044v96v72","country_code":null,"type":"education","lineage":["https://openalex.org/I4387152582"]},{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Mahmoud A. Albreem","raw_affiliation_strings":["A\u2019Sharqiyah University, Oman","Centre for Wireless Communications, University of Oulu, Finland","[University of Oulu, Centre for Wireless Communications, Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"A\u2019Sharqiyah University, Oman","institution_ids":["https://openalex.org/I4387152582"]},{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"[University of Oulu, Centre for Wireless Communications, Finland]","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029534229","display_name":"Markku Juntti","orcid":"https://orcid.org/0000-0002-5413-1896"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Markku Juntti","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Finland","[University of Oulu, Centre for Wireless Communications, Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"[University of Oulu, Centre for Wireless Communications, Finland]","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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"}},"topics":[{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9995999932289124,"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":0.9973000288009644,"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/mimo","display_name":"MIMO","score":0.9079043865203857},{"id":"https://openalex.org/keywords/qr-decomposition","display_name":"QR decomposition","score":0.7837756872177124},{"id":"https://openalex.org/keywords/cholesky-decomposition","display_name":"Cholesky decomposition","score":0.6976751089096069},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6488612294197083},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.5274876356124878},{"id":"https://openalex.org/keywords/baseband","display_name":"Baseband","score":0.523951530456543},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.49846363067626953},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.483236163854599},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.4275437593460083},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.4040556848049164},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1515667736530304},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.10549384355545044},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.10082456469535828},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.09667488932609558}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.9079043865203857},{"id":"https://openalex.org/C188060507","wikidata":"https://www.wikidata.org/wiki/Q653242","display_name":"QR decomposition","level":3,"score":0.7837756872177124},{"id":"https://openalex.org/C34727166","wikidata":"https://www.wikidata.org/wiki/Q515375","display_name":"Cholesky decomposition","level":3,"score":0.6976751089096069},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6488612294197083},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.5274876356124878},{"id":"https://openalex.org/C65165936","wikidata":"https://www.wikidata.org/wiki/Q575784","display_name":"Baseband","level":3,"score":0.523951530456543},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.49846363067626953},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.483236163854599},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.4275437593460083},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.4040556848049164},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1515667736530304},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.10549384355545044},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.10082456469535828},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.09667488932609558},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/norcas51424.2020.9264998","is_oa":false,"landing_page_url":"https://doi.org/10.1109/norcas51424.2020.9264998","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Nordic Circuits and Systems Conference (NorCAS)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2009.11172","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2009.11172","pdf_url":"https://arxiv.org/pdf/2009.11172","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},{"id":"mag:3089243066","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/2009.11172.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.2009.11172","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2009.11172","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2009.11172","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2009.11172","pdf_url":"https://arxiv.org/pdf/2009.11172","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3089243066.pdf","grobid_xml":"https://content.openalex.org/works/W3089243066.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W1991023393","https://openalex.org/W2011860512","https://openalex.org/W2061438084","https://openalex.org/W2065489737","https://openalex.org/W2147601077","https://openalex.org/W2511080939","https://openalex.org/W2566207107","https://openalex.org/W2579543994","https://openalex.org/W2758999846","https://openalex.org/W2773591334","https://openalex.org/W2789676246","https://openalex.org/W2953590663","https://openalex.org/W2966932878","https://openalex.org/W3106282754","https://openalex.org/W6731254457","https://openalex.org/W6769811347"],"related_works":["https://openalex.org/W2989982532","https://openalex.org/W3082011231","https://openalex.org/W2603615428","https://openalex.org/W577338444","https://openalex.org/W2595659993","https://openalex.org/W2913891309","https://openalex.org/W3153590903","https://openalex.org/W2011561892","https://openalex.org/W2787350559","https://openalex.org/W2145414618","https://openalex.org/W3011723654","https://openalex.org/W2985275400","https://openalex.org/W1975988561","https://openalex.org/W2963083075","https://openalex.org/W2107942794","https://openalex.org/W2998371050","https://openalex.org/W3037627358","https://openalex.org/W2918513681","https://openalex.org/W2134055895","https://openalex.org/W2911284560"],"abstract_inverted_index":{"Massive":[0],"multiple-input":[1],"multiple-output":[2],"(MIMO)":[3],"is":[4,17],"a":[5,26],"key":[6],"technology":[7],"for":[8,25,39,47,75,97],"fifth":[9],"generation":[10],"(5G)":[11],"communication":[12],"system.":[13],"MIMO":[14,28,41,49,78,89,109],"symbol":[15],"detection":[16,50,66,90,110],"one":[18],"of":[19,64],"the":[20,61,84],"most":[21],"computationally":[22],"intensive":[23],"tasks":[24],"massive":[27,40,77,88,108],"baseband":[29],"receiver.":[30],"In":[31],"this":[32],"paper,":[33],"We":[34,59,80],"analyze":[35],"matrix":[36],"decomposition":[37],"algorithms":[38,74,111],"systems,":[42],"which":[43],"were":[44],"traditionally":[45],"used":[46],"small-scale":[48],"due":[51],"to":[52,105,113],"their":[53,114],"numerical":[54],"stability":[55],"and":[56,72,99],"modular":[57],"design.":[58],"present":[60],"computational":[62],"complexity":[63],"linear":[65],"mechanisms":[67],"based":[68],"on":[69],"QR,":[70],"Cholesky":[71],"LDL-decomposition":[73],"different":[76],"configurations.":[79],"compare":[81],"them":[82],"with":[83],"state-of-art":[85],"approximate":[86],"inversion-based":[87],"methods.":[91],"The":[92],"results":[93],"provide":[94],"important":[95],"insights":[96],"system":[98],"very":[100],"large-scale":[101],"integration":[102],"(VLSI)":[103],"designers":[104],"select":[106],"appropriate":[107],"according":[112],"requirement.":[115]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}