{"id":"https://openalex.org/W2058296530","doi":"https://doi.org/10.1109/iswcs.2011.6125415","title":"Sum rates for regularized multi-user MIMO vector perturbation precoding","display_name":"Sum rates for regularized multi-user MIMO vector perturbation precoding","publication_year":2011,"publication_date":"2011-11-01","ids":{"openalex":"https://openalex.org/W2058296530","doi":"https://doi.org/10.1109/iswcs.2011.6125415","mag":"2058296530"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2011.6125415","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2011.6125415","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 8th International Symposium on Wireless Communication Systems","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/A5045981641","display_name":"Adeel Razi","orcid":"https://orcid.org/0000-0002-0779-9439"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]},{"id":"https://openalex.org/I1292875679","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07","country_code":"AU","type":"funder","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]},{"id":"https://openalex.org/I4210128581","display_name":"Information and Communication Technologies Centre","ror":"https://ror.org/034x2fx50","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4210128581","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Adeel Razi","raw_affiliation_strings":["School of Electrical Engineering & Telecommunications, University\u00a0of New South Wales, Australia","Wireless Technologies Laboratory, CSIRO ICT Centre, Australia"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering & Telecommunications, University\u00a0of New South Wales, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"Wireless Technologies Laboratory, CSIRO ICT Centre, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043101169","display_name":"Daniel J. Ryan","orcid":"https://orcid.org/0000-0002-6372-0676"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Daniel J. Ryan","raw_affiliation_strings":["Department of Electronics & Telecommunications, Norwegian University of Science and Technology, Norway"],"affiliations":[{"raw_affiliation_string":"Department of Electronics & Telecommunications, Norwegian University of Science and Technology, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091837980","display_name":"Jinhong Yuan","orcid":"https://orcid.org/0000-0002-5794-493X"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]},{"id":"https://openalex.org/I4210128581","display_name":"Information and Communication Technologies Centre","ror":"https://ror.org/034x2fx50","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4210128581","https://openalex.org/I4387156119"]},{"id":"https://openalex.org/I1292875679","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07","country_code":"AU","type":"funder","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jinhong Yuan","raw_affiliation_strings":["School of Electrical Engineering & Telecommunications, University\u00a0of New South Wales, Australia","Wireless Technologies Laboratory, CSIRO ICT Centre, Australia"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering & Telecommunications, University\u00a0of New South Wales, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"Wireless Technologies Laboratory, CSIRO ICT Centre, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033728735","display_name":"Iain B. Collings","orcid":"https://orcid.org/0000-0002-4857-2601"},"institutions":[{"id":"https://openalex.org/I4210128581","display_name":"Information and Communication Technologies Centre","ror":"https://ror.org/034x2fx50","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4210128581","https://openalex.org/I4387156119"]},{"id":"https://openalex.org/I1292875679","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07","country_code":"AU","type":"funder","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Iain B. Collings","raw_affiliation_strings":["Wireless Technologies Laboratory, CSIRO ICT Centre, Australia"],"affiliations":[{"raw_affiliation_string":"Wireless Technologies Laboratory, CSIRO ICT Centre, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5045981641"],"corresponding_institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I31746571","https://openalex.org/I4210128581"],"apc_list":null,"apc_paid":null,"fwci":0.265,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.61179047,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"6","issue":null,"first_page":"532","last_page":"536"},"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":0.9995999932289124,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9991999864578247,"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/precoding","display_name":"Precoding","score":0.8330379724502563},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6999422311782837},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.6227598190307617},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5508001446723938},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.48751136660575867},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.4789995849132538},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45883578062057495},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.45564138889312744},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.44740912318229675},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.44487279653549194},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.42235130071640015},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39267203211784363},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.376865416765213},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2740010619163513},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.26964831352233887},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2320215106010437},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.15338289737701416},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10640478134155273}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8330379724502563},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6999422311782837},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.6227598190307617},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5508001446723938},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.48751136660575867},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.4789995849132538},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45883578062057495},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.45564138889312744},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.44740912318229675},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.44487279653549194},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.42235130071640015},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39267203211784363},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.376865416765213},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2740010619163513},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.26964831352233887},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2320215106010437},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.15338289737701416},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10640478134155273},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iswcs.2011.6125415","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2011.6125415","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 8th International Symposium on Wireless Communication Systems","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":15,"referenced_works":["https://openalex.org/W1997002146","https://openalex.org/W2041943023","https://openalex.org/W2088720677","https://openalex.org/W2097578209","https://openalex.org/W2117723531","https://openalex.org/W2125609692","https://openalex.org/W2126874609","https://openalex.org/W2140940105","https://openalex.org/W2143927285","https://openalex.org/W2151795416","https://openalex.org/W2156230895","https://openalex.org/W2164536085","https://openalex.org/W2336509789","https://openalex.org/W2539127294","https://openalex.org/W6703140735"],"related_works":["https://openalex.org/W3141240674","https://openalex.org/W1503152075","https://openalex.org/W2116044594","https://openalex.org/W2101999641","https://openalex.org/W301676527","https://openalex.org/W2052600062","https://openalex.org/W2124541664","https://openalex.org/W289296924","https://openalex.org/W2942696422","https://openalex.org/W2122920812"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,93],"analyze":[4],"the":[5,29,41,44,48,55,61,64,75,87,111,120,125],"sum":[6,32,56,101,116,121],"rate":[7,33,57,102,117,122],"performance":[8],"of":[9,35,40,60,63,90],"multiuser":[10,45],"multi-antenna":[11],"downlink":[12],"channel.":[13],"We":[14,51,67],"consider":[15],"Rayleigh":[16],"fading":[17],"environment":[18],"when":[19],"regularized":[20],"vector":[21],"perturbation":[22],"precoding":[23],"(R-VPP)":[24],"method":[25],"is":[26,37,81],"used":[27],"at":[28],"transmitter.":[30],"The":[31,106],"characterization":[34],"R-VPP":[36,100,115,132],"difficult":[38],"because":[39],"correlation":[42],"between":[43],"interference":[46],"and":[47,128],"data":[49],"symbols.":[50],"derive":[52],"expressions":[53,113],"for":[54,74,86,99,114,141],"in":[58],"terms":[59],"variance":[62],"received":[65],"signal.":[66],"also":[68,94,129],"provide":[69],"a":[70,96],"closed":[71],"form":[72],"approximation":[73],"mean":[76],"squared":[77],"error":[78],"(MSE)":[79],"which":[80],"shown":[82],"to":[83,136],"work":[84],"well":[85],"whole":[88],"range":[89],"SNR.":[91],"Further,":[92],"propose":[95],"simpler":[97],"expression":[98],"based":[103],"on":[104],"MSE.":[105],"simulation":[107],"results":[108],"show":[109],"that":[110,131],"proposed":[112],"closely":[118],"match":[119],"found":[123],"by":[124],"entropy":[126],"estimation,":[127],"confirm":[130],"performs":[133],"very":[134],"close":[135],"dirty":[137],"paper":[138],"coding":[139],"(DPC)":[140],"all":[142],"SNR":[143],"values.":[144]},"counts_by_year":[{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}