{"id":"https://openalex.org/W2080454165","doi":"https://doi.org/10.1109/tit.2013.2239355","title":"Optimal Selective Feedback Policies for Opportunistic Beamforming","display_name":"Optimal Selective Feedback Policies for Opportunistic Beamforming","publication_year":2013,"publication_date":"2013-04-17","ids":{"openalex":"https://openalex.org/W2080454165","doi":"https://doi.org/10.1109/tit.2013.2239355","mag":"2080454165"},"language":"en","primary_location":{"id":"doi:10.1109/tit.2013.2239355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2013.2239355","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","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/A5017935680","display_name":"Tharaka Samarasinghe","orcid":"https://orcid.org/0000-0002-5189-5743"},"institutions":[{"id":"https://openalex.org/I56590836","display_name":"Monash University","ror":"https://ror.org/02bfwt286","country_code":"AU","type":"education","lineage":["https://openalex.org/I56590836"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Tharaka Samarasinghe","raw_affiliation_strings":["Department of Electrical and Computer Systems Engineering, Monash University, Melbourne, VIC, Australia","[Dept. of Electr. & Comput. Syst. Eng., Monash Univ., Melbourne, VIC, Australia]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Systems Engineering, Monash University, Melbourne, VIC, Australia","institution_ids":["https://openalex.org/I56590836"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Syst. Eng., Monash Univ., Melbourne, VIC, Australia]","institution_ids":["https://openalex.org/I56590836"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041857227","display_name":"Hazer \u0130naltekin","orcid":"https://orcid.org/0000-0003-0147-4403"},"institutions":[{"id":"https://openalex.org/I4210100577","display_name":"Antalya Bilim University","ror":"https://ror.org/013sqra93","country_code":"TR","type":"education","lineage":["https://openalex.org/I4210100577"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Hazer Inaltekin","raw_affiliation_strings":["Department of Electrical and Electronics Engineering, Antalya International University, Antalya, Turkey","Dept. of Electr. & Electron. Eng., Antalya Int. Univ., Antalya, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronics Engineering, Antalya International University, Antalya, Turkey","institution_ids":["https://openalex.org/I4210100577"]},{"raw_affiliation_string":"Dept. of Electr. & Electron. Eng., Antalya Int. Univ., Antalya, Turkey","institution_ids":["https://openalex.org/I4210100577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048388477","display_name":"Jamie Evans","orcid":"https://orcid.org/0000-0003-4637-1037"},"institutions":[{"id":"https://openalex.org/I56590836","display_name":"Monash University","ror":"https://ror.org/02bfwt286","country_code":"AU","type":"education","lineage":["https://openalex.org/I56590836"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jamie S. Evans","raw_affiliation_strings":["Department of Electrical and Computer Systems Engineering, Monash University, Melbourne, VIC, Australia","[Dept. of Electr. & Comput. Syst. Eng., Monash Univ., Melbourne, VIC, Australia]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Systems Engineering, Monash University, Melbourne, VIC, Australia","institution_ids":["https://openalex.org/I56590836"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Syst. Eng., Monash Univ., Melbourne, VIC, Australia]","institution_ids":["https://openalex.org/I56590836"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017935680"],"corresponding_institution_ids":["https://openalex.org/I56590836"],"apc_list":null,"apc_paid":null,"fwci":4.0197,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.94267929,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"59","issue":"5","first_page":"2897","last_page":"2913"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9995999932289124,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9977999925613403,"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/beamforming","display_name":"Beamforming","score":0.7030951380729675},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.6927213668823242},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.6096346974372864},{"id":"https://openalex.org/keywords/rician-fading","display_name":"Rician fading","score":0.5929980874061584},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5794759392738342},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5788843631744385},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5122210383415222},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5038196444511414},{"id":"https://openalex.org/keywords/nakagami-distribution","display_name":"Nakagami distribution","score":0.42658284306526184},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.39577555656433105},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3049509525299072},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21554097533226013}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7030951380729675},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.6927213668823242},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.6096346974372864},{"id":"https://openalex.org/C60472773","wikidata":"https://www.wikidata.org/wiki/Q7331156","display_name":"Rician fading","level":4,"score":0.5929980874061584},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5794759392738342},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5788843631744385},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5122210383415222},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5038196444511414},{"id":"https://openalex.org/C115098869","wikidata":"https://www.wikidata.org/wiki/Q3258347","display_name":"Nakagami distribution","level":4,"score":0.42658284306526184},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.39577555656433105},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3049509525299072},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21554097533226013},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tit.2013.2239355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2013.2239355","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1534416612","https://openalex.org/W1997834106","https://openalex.org/W2018514766","https://openalex.org/W2072980819","https://openalex.org/W2083962008","https://openalex.org/W2093903644","https://openalex.org/W2101493165","https://openalex.org/W2105854862","https://openalex.org/W2107826860","https://openalex.org/W2108320564","https://openalex.org/W2112920979","https://openalex.org/W2115523760","https://openalex.org/W2119119016","https://openalex.org/W2119254771","https://openalex.org/W2119583320","https://openalex.org/W2132621111","https://openalex.org/W2141733498","https://openalex.org/W2143927285","https://openalex.org/W2151795416","https://openalex.org/W2159082569","https://openalex.org/W2159485319","https://openalex.org/W2161872841","https://openalex.org/W2162825687","https://openalex.org/W2165137174","https://openalex.org/W2165398914","https://openalex.org/W2165457570","https://openalex.org/W3099962215","https://openalex.org/W4239651601","https://openalex.org/W4300694379","https://openalex.org/W6655122048"],"related_works":["https://openalex.org/W2135739570","https://openalex.org/W2163843274","https://openalex.org/W2154562606","https://openalex.org/W2124796615","https://openalex.org/W2170221512","https://openalex.org/W2333604467","https://openalex.org/W1489354647","https://openalex.org/W2743779215","https://openalex.org/W2052772045","https://openalex.org/W2153206691"],"abstract_inverted_index":{"This":[0,47,70],"paper":[1],"studies":[2],"the":[3,21,60,82,91,97,101,136,162,167,173],"structure":[4,89],"of":[5,24,84,103,111],"downlink":[6],"sum-rate":[7,35,92],"maximizing":[8,36],"selective":[9,37],"decentralized":[10,38],"feedback":[11,18,39,45,106,150,178],"policies":[12,107,179],"for":[13,50,100,116,153],"opportunistic":[14],"beamforming":[15],"under":[16],"finite":[17],"constraints":[19],"on":[20,172],"average":[22],"number":[23],"mobile":[25,142,158,198],"users":[26,143,159,199],"feeding":[27],"back.":[28],"First,":[29],"it":[30,131],"is":[31,66,71,94,132,144],"shown":[32,133],"that":[33,134],"any":[34],"policy":[40],"must":[41],"be":[42,183],"a":[43,72,147,154],"threshold":[44,63,105,138,177],"policy.":[46],"result":[48],"holds":[49],"all":[51,141],"fading":[52,118,127,169],"channel":[53,119,164,170],"models":[54,120],"with":[55,196],"continuous":[56],"distribution":[57],"functions.":[58],"Second,":[59],"resulting":[61],"optimum":[62],"selection":[64],"problem":[65,75],"analyzed":[67],"in":[68,90,156],"detail.":[69],"nonconvex":[73],"optimization":[74],"over":[76],"finite-dimensional":[77],"Euclidean":[78],"spaces.":[79],"By":[80],"utilizing":[81],"theory":[83],"majorization,":[85],"an":[86],"underlying":[87],"Schur-concave":[88],"function":[93],"identified,":[95],"and":[96,125],"sufficient":[98],"conditions":[99],"optimality":[102],"homogenous":[104,176],"are":[108,114,180,192],"obtained.":[109],"Applications":[110],"these":[112],"results":[113],"illustrated":[115],"well-known":[117],"such":[121],"as":[122],"Rayleigh,":[123],"Nakagami,":[124],"Rician":[126],"channels.":[128],"Rather":[129],"surprisingly,":[130],"using":[135],"same":[137,163],"value":[139],"at":[140],"not":[145],"always":[146],"rate-wise":[148,184],"optimal":[149,185],"strategy,":[151],"even":[152],"network":[155],"which":[157],"experience":[160],"statistically":[161],"conditions.":[165],"For":[166],"Rayleigh":[168],"model,":[171],"other":[174],"hand,":[175],"proven":[181],"to":[182,194],"if":[186],"multiple":[187,197],"orthonormal":[188],"data":[189],"carrying":[190],"beams":[191],"used":[193],"communicate":[195],"simultaneously.":[200]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
