{"id":"https://openalex.org/W2084448789","doi":"https://doi.org/10.1109/spawc.2012.6292982","title":"Multicast beamforming with antenna selection","display_name":"Multicast beamforming with antenna selection","publication_year":2012,"publication_date":"2012-06-01","ids":{"openalex":"https://openalex.org/W2084448789","doi":"https://doi.org/10.1109/spawc.2012.6292982","mag":"2084448789"},"language":"en","primary_location":{"id":"doi:10.1109/spawc.2012.6292982","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc.2012.6292982","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 13th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)","raw_type":"proceedings-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/A5052215697","display_name":"Omar Mehanna","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Omar Mehanna","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Minnesota, USA","[Department of Electrical and Computer Engineering, University of Minnesota]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Minnesota, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Minnesota]","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050186120","display_name":"Nicholas D. Sidiropoulos","orcid":"https://orcid.org/0000-0002-3385-7911"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nicholas D. Sidiropoulos","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Minnesota, USA","[Department of Electrical and Computer Engineering, University of Minnesota]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Minnesota, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Minnesota]","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026758314","display_name":"Georgios B. Giannakis","orcid":"https://orcid.org/0000-0002-0196-0260"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Georgias B. Giannakis","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Minnesota, USA","[Department of Electrical and Computer Engineering, University of Minnesota]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Minnesota, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Minnesota]","institution_ids":["https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5052215697"],"corresponding_institution_ids":["https://openalex.org/I130238516"],"apc_list":null,"apc_paid":null,"fwci":2.946,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":{"value":0.91644479,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"70","last_page":"74"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9994000196456909,"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"}},{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9991999864578247,"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/multicast","display_name":"Multicast","score":0.846727728843689},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7816839814186096},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6388927102088928},{"id":"https://openalex.org/keywords/baseband","display_name":"Baseband","score":0.4194853901863098},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.41567137837409973},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3243672847747803},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.1622314453125},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16043832898139954}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.846727728843689},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7816839814186096},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6388927102088928},{"id":"https://openalex.org/C65165936","wikidata":"https://www.wikidata.org/wiki/Q575784","display_name":"Baseband","level":3,"score":0.4194853901863098},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41567137837409973},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3243672847747803},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.1622314453125},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16043832898139954}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/spawc.2012.6292982","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc.2012.6292982","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 13th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)","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":11,"referenced_works":["https://openalex.org/W1967073510","https://openalex.org/W1981044874","https://openalex.org/W2051120984","https://openalex.org/W2099030964","https://openalex.org/W2107861471","https://openalex.org/W2120045510","https://openalex.org/W2134641604","https://openalex.org/W2135046866","https://openalex.org/W2536620281","https://openalex.org/W2971412740","https://openalex.org/W6728664312"],"related_works":["https://openalex.org/W2204547643","https://openalex.org/W1497578837","https://openalex.org/W4293208944","https://openalex.org/W4294892273","https://openalex.org/W2355697382","https://openalex.org/W2157434987","https://openalex.org/W2622425222","https://openalex.org/W2546635662","https://openalex.org/W2167268310","https://openalex.org/W1942969496"],"abstract_inverted_index":{"Multicast":[0],"beamforming":[1,57],"exploits":[2],"subscriber":[3],"channel":[4],"state":[5],"information":[6],"at":[7,134,154],"the":[8,37,50,93,110,119,124],"base":[9],"station":[10],"to":[11,26,129,148],"form":[12],"multiple":[13],"beams":[14],"that":[15,74,118,149],"steer":[16],"radiated":[17],"power":[18],"towards":[19],"users":[20,28],"of":[21,83,126,139],"interest,":[22],"while":[23],"minimizing":[24],"leakage":[25],"other":[27],"and":[29,58],"systems.":[30],"Such":[31],"functionality":[32],"has":[33],"been":[34],"provisioned":[35],"in":[36],"long-term":[38],"evolution":[39],"(LTE)":[40],"enhanced":[41],"multimedia":[42],"broadcast":[43],"multicast":[44,56,67],"service":[45,132],"(EMBMS).":[46],"In":[47],"this":[48,62],"context,":[49],"present":[51],"paper":[52],"deals":[53],"with":[54,109],"joint":[55],"antenna":[59],"selection.":[60],"Whereas":[61],"problem":[63],"(and":[64],"even":[65],"plain":[66],"beamforming)":[68],"is":[69,72,146],"NP-hard,":[70],"it":[71],"shown":[73],"using":[75],"\u2113":[76,84,94,111],"<sub":[77,85,95,112],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[78,86,96,113],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[79,87,114],"-norm":[80,98],"squared":[81],"(instead":[82],"-norm)":[88],"as":[89],"a":[90,100,135],"surrogate":[91],"for":[92],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">0</sub>":[97],"yields":[99],"natural":[101],"semidefinite":[102],"programming":[103],"relaxation":[104],"-":[105],"something":[106],"not":[107],"obvious":[108],"-norm.":[115],"Simulations":[116],"indicate":[117],"proposed":[120],"algorithm":[121],"significantly":[122],"reduces":[123],"number":[125],"antennas":[127],"required":[128],"meet":[130],"prescribed":[131],"levels,":[133],"relatively":[136],"small":[137],"cost":[138],"excess":[140],"transmission":[141],"power.":[142],"Furthermore,":[143],"its":[144],"performance":[145],"close":[147],"attained":[150],"by":[151],"exhaustive":[152],"search,":[153],"far":[155],"lower":[156],"complexity.":[157]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}