{"id":"https://openalex.org/W2216299539","doi":"https://doi.org/10.1109/dsp-spe.2015.7369543","title":"Fast detection of OFDM systems using graphical models","display_name":"Fast detection of OFDM systems using graphical models","publication_year":2015,"publication_date":"2015-08-01","ids":{"openalex":"https://openalex.org/W2216299539","doi":"https://doi.org/10.1109/dsp-spe.2015.7369543","mag":"2216299539"},"language":"en","primary_location":{"id":"doi:10.1109/dsp-spe.2015.7369543","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dsp-spe.2015.7369543","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Signal Processing and Signal Processing Education Workshop (SP/SPE)","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/A5103244242","display_name":"Seare H. Rezenom","orcid":null},"institutions":[{"id":"https://openalex.org/I95023434","display_name":"University of KwaZulu-Natal","ror":"https://ror.org/04qzfn040","country_code":"ZA","type":"education","lineage":["https://openalex.org/I95023434"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"Seare H. Rezenom","raw_affiliation_strings":["School of Engineering, University of of KwaZulu-Natal, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"School of Engineering, University of of KwaZulu-Natal, Durban, South Africa","institution_ids":["https://openalex.org/I95023434"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026426110","display_name":"Fambirai Takawira","orcid":"https://orcid.org/0000-0002-1975-3497"},"institutions":[{"id":"https://openalex.org/I192619145","display_name":"University of the Witwatersrand","ror":"https://ror.org/03rp50x72","country_code":"ZA","type":"education","lineage":["https://openalex.org/I192619145"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Fambirai Takawira","raw_affiliation_strings":["School of Electrical and Information Engineering, University of Witwatersrand, Johannesburg, South Africa"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Information Engineering, University of Witwatersrand, Johannesburg, South Africa","institution_ids":["https://openalex.org/I192619145"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5103244242"],"corresponding_institution_ids":["https://openalex.org/I95023434"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09730565,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"146","last_page":"150"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T11321","display_name":"Error Correcting Code Techniques","score":0.9997000098228455,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9991000294685364,"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/schedule","display_name":"Schedule","score":0.8176273703575134},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.78310227394104},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5892956256866455},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.5416437387466431},{"id":"https://openalex.org/keywords/flooding","display_name":"Flooding (psychology)","score":0.5185413956642151},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4905509352684021},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47209590673446655},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4705009162425995},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.45895323157310486},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.42849355936050415},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.2288486659526825},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1509292721748352},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10816383361816406},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09083917737007141},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.06604599952697754}],"concepts":[{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.8176273703575134},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.78310227394104},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5892956256866455},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.5416437387466431},{"id":"https://openalex.org/C186594467","wikidata":"https://www.wikidata.org/wiki/Q1429176","display_name":"Flooding (psychology)","level":2,"score":0.5185413956642151},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4905509352684021},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47209590673446655},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4705009162425995},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.45895323157310486},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.42849355936050415},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.2288486659526825},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1509292721748352},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10816383361816406},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09083917737007141},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06604599952697754},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","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},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/dsp-spe.2015.7369543","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dsp-spe.2015.7369543","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Signal Processing and Signal Processing Education Workshop (SP/SPE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W7241855","https://openalex.org/W1956376585","https://openalex.org/W1966336366","https://openalex.org/W1976440136","https://openalex.org/W1980502833","https://openalex.org/W2012197287","https://openalex.org/W2032336861","https://openalex.org/W2096627620","https://openalex.org/W2101147641","https://openalex.org/W2106904642","https://openalex.org/W2117929119","https://openalex.org/W2128765501","https://openalex.org/W2129031807","https://openalex.org/W2129362928","https://openalex.org/W2132381218","https://openalex.org/W2133068391","https://openalex.org/W2133237099","https://openalex.org/W2134700719","https://openalex.org/W2137813581","https://openalex.org/W2156938362","https://openalex.org/W2159080219","https://openalex.org/W2170497750","https://openalex.org/W2224489844","https://openalex.org/W3104486738","https://openalex.org/W4256648168","https://openalex.org/W6640661406","https://openalex.org/W6675326518"],"related_works":["https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W3097525855","https://openalex.org/W2125564215","https://openalex.org/W2517776947","https://openalex.org/W1986382998","https://openalex.org/W2084482193","https://openalex.org/W2972611783","https://openalex.org/W2063393180","https://openalex.org/W2212019768"],"abstract_inverted_index":{"In":[0,99],"this":[1],"paper,":[2],"we":[3],"investigate":[4],"the":[5,13,29,36,60,84,89,94,101,110,122],"effect":[6],"of":[7,15,28,56,88],"four":[8,107],"different":[9],"message":[10,42,62,78,104,124],"schedules":[11,79],"on":[12],"performance":[14],"an":[16],"OFDM":[17],"receiver":[18],"with":[19,80],"unknown":[20],"carrier":[21],"frequency":[22],"and":[23,35],"phase":[24],"noise":[25,132],"offsets.":[26],"One":[27],"methods":[30],"uses":[31],"a":[32],"serial":[33,45,90,123],"schedule":[34,46,91,105,125],"remaining":[37],"three":[38],"techniques":[39],"use":[40],"non-serial":[41,61,77],"schedules.":[43,63],"The":[44,64],"is":[47],"shown":[48],"to":[49,59,82,121,131],"give":[50],"good":[51],"estimates":[52],"in":[53],"less":[54],"number":[55],"iterations":[57,108],"compared":[58,120],"results":[65],"also":[66],"show":[67],"that":[68],"fast":[69],"graphical":[70],"estimators":[71],"can":[72],"be":[73],"designed":[74],"by":[75,115],"using":[76,106,126],"damping":[81],"approach":[83],"bit":[85],"error":[86],"rates":[87],"while":[92],"reducing":[93],"computational":[95,111],"time":[96,112],"for":[97,113,129],"convergence.":[98],"particular,":[100],"damped":[102],"flooding":[103],"reduces":[109],"convergence":[114],"more":[116],"than":[117,135],"30":[118],"%":[119],"one":[127],"iteration":[128],"signal":[130],"ratios":[133],"lower":[134],"20":[136],"dB.":[137]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
