{"id":"https://openalex.org/W2049915429","doi":"https://doi.org/10.1109/wcins.2010.5541874","title":"Particle swarm optimization based MUD for overloaded MC-CDMA system","display_name":"Particle swarm optimization based MUD for overloaded MC-CDMA system","publication_year":2010,"publication_date":"2010-06-01","ids":{"openalex":"https://openalex.org/W2049915429","doi":"https://doi.org/10.1109/wcins.2010.5541874","mag":"2049915429"},"language":"en","primary_location":{"id":"doi:10.1109/wcins.2010.5541874","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcins.2010.5541874","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Wireless Communications, Networking and Information Security","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/A5017137063","display_name":"M. A. S. Choudhry","orcid":null},"institutions":[{"id":"https://openalex.org/I899713450","display_name":"Air University","ror":"https://ror.org/03yfe9v83","country_code":"PK","type":"education","lineage":["https://openalex.org/I899713450"]}],"countries":["PK"],"is_corresponding":true,"raw_author_name":"M. A. S. Choudhry","raw_affiliation_strings":["Department of Electrical Engineering Air University, Islamabad, Pakistan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering Air University, Islamabad, Pakistan","institution_ids":["https://openalex.org/I899713450"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101513150","display_name":"Muhammad Zubair","orcid":"https://orcid.org/0000-0003-3999-6581"},"institutions":[{"id":"https://openalex.org/I195024194","display_name":"Riphah International University","ror":"https://ror.org/02kdm5630","country_code":"PK","type":"education","lineage":["https://openalex.org/I195024194"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"M. Zubair","raw_affiliation_strings":["Department of Computing Riphah International University, Islamabad, Pakistan"],"affiliations":[{"raw_affiliation_string":"Department of Computing Riphah International University, Islamabad, Pakistan","institution_ids":["https://openalex.org/I195024194"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109337716","display_name":"I. M. Qureshi","orcid":"https://orcid.org/0000-0001-5111-4196"},"institutions":[{"id":"https://openalex.org/I899713450","display_name":"Air University","ror":"https://ror.org/03yfe9v83","country_code":"PK","type":"education","lineage":["https://openalex.org/I899713450"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"I. M. Qureshi","raw_affiliation_strings":["Department of Electrical Engineering Air University, Islamabad, Pakistan","Department of Electrical Engineering, Air University, Islamabad, Pakistan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering Air University, Islamabad, Pakistan","institution_ids":["https://openalex.org/I899713450"]},{"raw_affiliation_string":"Department of Electrical Engineering, Air University, Islamabad, Pakistan","institution_ids":["https://openalex.org/I899713450"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017137063"],"corresponding_institution_ids":["https://openalex.org/I899713450"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.15193382,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9998999834060669,"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":0.9994000196456909,"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":0.9987000226974487,"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/particle-swarm-optimization","display_name":"Particle swarm optimization","score":0.8239033222198486},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.7725071907043457},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.609600841999054},{"id":"https://openalex.org/keywords/maxima-and-minima","display_name":"Maxima and minima","score":0.5831871032714844},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5810790657997131},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.5744724273681641},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5352502465248108},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5226592421531677},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.5003962516784668},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.4987070560455322},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.4835967421531677},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4684686064720154},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.4172408878803253},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.41610509157180786},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.41096198558807373},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39828988909721375},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.33145081996917725},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.32841944694519043},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2360968291759491},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18864387273788452},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1789572834968567}],"concepts":[{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.8239033222198486},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.7725071907043457},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.609600841999054},{"id":"https://openalex.org/C186633575","wikidata":"https://www.wikidata.org/wiki/Q845060","display_name":"Maxima and minima","level":2,"score":0.5831871032714844},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5810790657997131},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.5744724273681641},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5352502465248108},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5226592421531677},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.5003962516784668},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.4987070560455322},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.4835967421531677},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4684686064720154},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.4172408878803253},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.41610509157180786},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.41096198558807373},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39828988909721375},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.33145081996917725},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.32841944694519043},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2360968291759491},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18864387273788452},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1789572834968567},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcins.2010.5541874","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcins.2010.5541874","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Wireless Communications, Networking and Information Security","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/W2073940353","https://openalex.org/W2099017268","https://openalex.org/W2104126296","https://openalex.org/W2109364787","https://openalex.org/W2111005062","https://openalex.org/W2120111874","https://openalex.org/W2124252154","https://openalex.org/W2161059532","https://openalex.org/W2350871313","https://openalex.org/W2490527616","https://openalex.org/W2541726766","https://openalex.org/W4251350678","https://openalex.org/W6668746120","https://openalex.org/W6705344220","https://openalex.org/W6728922141"],"related_works":["https://openalex.org/W4236271946","https://openalex.org/W1933375666","https://openalex.org/W2171748043","https://openalex.org/W1997358463","https://openalex.org/W2545278143","https://openalex.org/W174650468","https://openalex.org/W2143469310","https://openalex.org/W2367731216","https://openalex.org/W2614517342","https://openalex.org/W1965397739"],"abstract_inverted_index":{"The":[0,105],"overloaded":[1,88],"CDMA":[2],"system,":[3],"in":[4,59,86,92,119,146],"which":[5,27],"the":[6,13,29,34,46,72,79,99,131],"number":[7,83],"of":[8,15,23,48,84,102,107,116],"users":[9,85,118],"is":[10,28,67,90,96,123],"larger":[11],"than":[12,163],"dimension":[14],"signal":[16,101],"space":[17,133],"experiences":[18],"a":[19,120,152],"very":[20],"serious":[21],"problem":[22,47],"multiple":[24,63],"access":[25,64],"interference":[26],"major":[30],"limiting":[31],"factor":[32],"for":[33],"channel":[35],"capacity.":[36],"In":[37,78],"this":[38],"letter":[39],"we":[40],"used":[41],"multicarrier":[42],"communication":[43],"to":[44,112,135,157],"resolve":[45],"overloading.":[49],"Computational":[50],"complexity":[51],"associated":[52],"with":[53,98],"optimum":[54],"maximum":[55],"likelihood":[56],"detector":[57],"(MLD)":[58],"wideband":[60],"code":[61],"division":[62],"(WCDMA)":[65],"systems":[66],"also":[68,160],"addressed":[69],"by":[70],"using":[71],"particle":[73],"swarm":[74],"optimization":[75],"(PSO)":[76],"algorithm.":[77,127],"proposed":[80],"scheme,":[81],"large":[82],"an":[87],"system":[89],"divided":[91],"groups.":[93],"A":[94],"carrier":[95],"modulated":[97],"composite":[100],"each":[103,108,113],"group.":[104],"carriers":[106],"group":[109,122],"are":[110],"orthogonal":[111],"other.":[114],"Detection":[115],"individual":[117],"particular":[121],"accomplished":[124],"through":[125],"PSO":[126,128,141],"algorithm":[129,142],"lowers":[130],"search":[132],"compared":[134,156],"MLD.":[136,158],"Simulation":[137],"results":[138],"show":[139],"that":[140],"avoids":[143],"being":[144],"trapped":[145],"any":[147],"local":[148],"minima":[149],"and":[150],"gives":[151],"much":[153],"faster":[154],"convergence":[155],"It":[159],"performed":[161],"better":[162],"other":[164],"suboptimal":[165],"detectors.":[166]},"counts_by_year":[{"year":2014,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
