{"id":"https://openalex.org/W2110376090","doi":"https://doi.org/10.1109/vetecf.2011.6092866","title":"Efficient User Selection for Downlink Zero-Forcing Based Multiuser MIMO Systems","display_name":"Efficient User Selection for Downlink Zero-Forcing Based Multiuser MIMO Systems","publication_year":2011,"publication_date":"2011-09-01","ids":{"openalex":"https://openalex.org/W2110376090","doi":"https://doi.org/10.1109/vetecf.2011.6092866","mag":"2110376090"},"language":"en","primary_location":{"id":"doi:10.1109/vetecf.2011.6092866","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2011.6092866","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Vehicular Technology Conference (VTC Fall)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5104077938","display_name":"Yalin Zhang","orcid":"https://orcid.org/0009-0008-5782-7275"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]},{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CA","CN"],"is_corresponding":false,"raw_author_name":"Yalin Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Toronto, Canada","Department of Electronic and Information Engineering, Shenzhen Graduate School, Harbin Institute of Technology, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]},{"raw_affiliation_string":"Department of Electronic and Information Engineering, Shenzhen Graduate School, Harbin Institute of Technology, Guangdong, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069919178","display_name":"Bijan Golkar","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Bijan Golkar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109433489","display_name":"E.S. Sousa","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Elvino S. Sousa","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071725895","display_name":"Qinyu Zhang","orcid":"https://orcid.org/0000-0001-9272-0475"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinyu Zhang","raw_affiliation_strings":["Department of Electronic and Information Engineering, Shenzhen Graduate School, Harbin Institute of Technology, Guangdong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Information Engineering, Shenzhen Graduate School, Harbin Institute of Technology, Guangdong, China","institution_ids":["https://openalex.org/I204983213"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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":1.0,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9994999766349792,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.9125964045524597},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7959176898002625},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6551923155784607},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6539241671562195},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6180211305618286},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.6022617220878601},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.5791152119636536},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5454987287521362},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5003702640533447},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4911307990550995},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4708924889564514},{"id":"https://openalex.org/keywords/selection-algorithm","display_name":"Selection algorithm","score":0.46187543869018555},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.448168009519577},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.32928621768951416},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3113287389278412},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2609518766403198},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25420960783958435},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1594906747341156}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9125964045524597},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7959176898002625},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6551923155784607},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6539241671562195},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6180211305618286},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.6022617220878601},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.5791152119636536},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5454987287521362},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5003702640533447},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4911307990550995},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4708924889564514},{"id":"https://openalex.org/C2775973920","wikidata":"https://www.wikidata.org/wiki/Q3252726","display_name":"Selection algorithm","level":3,"score":0.46187543869018555},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.448168009519577},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.32928621768951416},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3113287389278412},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2609518766403198},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25420960783958435},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1594906747341156},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecf.2011.6092866","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2011.6092866","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Vehicular Technology Conference (VTC Fall)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2023877378","https://openalex.org/W2030546921","https://openalex.org/W2077050345","https://openalex.org/W2143927285","https://openalex.org/W2150764210","https://openalex.org/W2151925996","https://openalex.org/W2161410889","https://openalex.org/W2167005403","https://openalex.org/W2565988693"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W2244765103","https://openalex.org/W2944557016","https://openalex.org/W4385649691","https://openalex.org/W1624127656","https://openalex.org/W2735406507","https://openalex.org/W2738945404"],"abstract_inverted_index":{"In":[0,43],"a":[1,9,21,28,87],"downlink":[2],"multiuser":[3],"multiple-input":[4],"and":[5,40,104],"multiple-output":[6],"(MU-MIMO)":[7],"system,":[8],"base":[10],"station":[11],"(BS)":[12],"communicates":[13],"with":[14,77,106],"multiple":[15],"mobile":[16],"stations":[17],"(MS)":[18],"simultaneously":[19],"in":[20,50,136],"given":[22],"spectrum":[23],"band.":[24],"The":[25],"performance":[26],"of":[27,35,100,138],"MU-MIMO":[29,55],"system":[30],"depends":[31],"on":[32,83],"the":[33,59,94,97,101,109,116,130],"choice":[34],"user":[36,48],"selection,":[37],"power":[38],"allocation":[39],"precoding":[41,53],"schemes.":[42,125],"this":[44],"paper,":[45],"we":[46,85],"study":[47],"selection":[49],"Zero-Forcing":[51],"(ZF)":[52,80],"based":[54,82],"systems":[56],"to":[57,74,108],"maximize":[58],"sum":[60],"rate":[61,65],"for":[62,71],"high":[63],"data":[64],"applications.":[66],"We":[67],"derive":[68],"analytical":[69],"results":[70,127],"simultaneous":[72],"transmission":[73],"two":[75],"MSs":[76,103],"zero":[78],"forcing":[79],"precoding,":[81],"which":[84],"propose":[86],"extended":[88],"low-complexity":[89],"algorithm":[90,132],"that":[91,115,129],"jointly":[92],"considers":[93],"noise":[95],"power,":[96],"channel":[98],"gain":[99],"candidate":[102],"orthogonality":[105],"respect":[107],"selected":[110],"MSs'":[111],"channels.":[112],"Analysis":[113],"shows":[114],"proposed":[117,131],"scheme":[118],"requires":[119],"much":[120],"lower":[121],"complexity":[122],"than":[123],"current":[124],"Simulation":[126],"demonstrate":[128],"outperforms":[133],"existing":[134],"algorithms":[135],"terms":[137],"higher":[139],"throughput.":[140]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
