{"id":"https://openalex.org/W1957446864","doi":"https://doi.org/10.1109/vetecs.2006.1683145","title":"SGA based symbol detection and EM channel estimation for MIMO systems","display_name":"SGA based symbol detection and EM channel estimation for MIMO systems","publication_year":2006,"publication_date":"2006-09-08","ids":{"openalex":"https://openalex.org/W1957446864","doi":"https://doi.org/10.1109/vetecs.2006.1683145","mag":"1957446864"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2006.1683145","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2006.1683145","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE 63rd Vehicular Technology Conference","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/1983/882","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112122327","display_name":"Yugang Jia","orcid":null},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]},{"id":"https://openalex.org/I4210119147","display_name":"NIHR Bristol Biomedical Research Centre","ror":"https://ror.org/02mtt1z51","country_code":"GB","type":"government","lineage":["https://openalex.org/I34931013","https://openalex.org/I36234482","https://openalex.org/I4210119147"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yugang Jia","raw_affiliation_strings":["Centre for Communications Research, University of Bristol, UK","Centre for Commun. Res., Bristol Univ"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Communications Research, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]},{"raw_affiliation_string":"Centre for Commun. Res., Bristol Univ","institution_ids":["https://openalex.org/I36234482","https://openalex.org/I4210119147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110930504","display_name":"Christophe Andrieu","orcid":"https://orcid.org/0000-0001-9320-6398"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"C. Andrieu","raw_affiliation_strings":["Department of Mathematics, University of Bristol, UK","Department of Engineering Mathematics"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]},{"raw_affiliation_string":"Department of Engineering Mathematics","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071769747","display_name":"Robert J. Piechocki","orcid":"https://orcid.org/0000-0002-4879-1206"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"R.J. Piechocki","raw_affiliation_strings":["Centre for Communications Research, University of Bristol, UK","Department of Electrical & Electronic Engineering"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Communications Research, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]},{"raw_affiliation_string":"Department of Electrical & Electronic Engineering","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022264757","display_name":"Magnus Sandell","orcid":"https://orcid.org/0000-0001-8625-5394"},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]},{"id":"https://openalex.org/I4210143477","display_name":"Toshiba (United Kingdom)","ror":"https://ror.org/054hmd463","country_code":"GB","type":"company","lineage":["https://openalex.org/I1292669757","https://openalex.org/I4210143477"]}],"countries":["GB","JP"],"is_corresponding":false,"raw_author_name":"M. Sandell","raw_affiliation_strings":["Toshiba Research Europe Limited, Bristol, UK","[Toshiba Corporation]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toshiba Research Europe Limited, Bristol, UK","institution_ids":["https://openalex.org/I4210143477"]},{"raw_affiliation_string":"[Toshiba Corporation]","institution_ids":["https://openalex.org/I1292669757"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0453,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.7000601,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"1743","last_page":"1747"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9993000030517578,"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/T10148","display_name":"Advanced MIMO Systems Optimization","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/mimo","display_name":"MIMO","score":0.6545103192329407},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6531020402908325},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.6275924444198608},{"id":"https://openalex.org/keywords/symbol","display_name":"Symbol (formal)","score":0.6156936883926392},{"id":"https://openalex.org/keywords/expectation\u2013maximization-algorithm","display_name":"Expectation\u2013maximization algorithm","score":0.5743541717529297},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5401412844657898},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5140451192855835},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.4843641221523285},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.4772472381591797},{"id":"https://openalex.org/keywords/spatial-multiplexing","display_name":"Spatial multiplexing","score":0.45165809988975525},{"id":"https://openalex.org/keywords/maximum-likelihood-sequence-estimation","display_name":"Maximum likelihood sequence estimation","score":0.41015422344207764},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3496403098106384},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.34793752431869507},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.29870450496673584},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.2967455983161926},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2565728724002838},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18175145983695984},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.15032103657722473}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6545103192329407},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6531020402908325},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.6275924444198608},{"id":"https://openalex.org/C134400042","wikidata":"https://www.wikidata.org/wiki/Q2372244","display_name":"Symbol (formal)","level":2,"score":0.6156936883926392},{"id":"https://openalex.org/C182081679","wikidata":"https://www.wikidata.org/wiki/Q1275153","display_name":"Expectation\u2013maximization algorithm","level":3,"score":0.5743541717529297},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5401412844657898},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5140451192855835},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.4843641221523285},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.4772472381591797},{"id":"https://openalex.org/C85884896","wikidata":"https://www.wikidata.org/wiki/Q7574075","display_name":"Spatial multiplexing","level":4,"score":0.45165809988975525},{"id":"https://openalex.org/C191462741","wikidata":"https://www.wikidata.org/wiki/Q6795902","display_name":"Maximum likelihood sequence estimation","level":3,"score":0.41015422344207764},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3496403098106384},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.34793752431869507},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.29870450496673584},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.2967455983161926},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2565728724002838},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18175145983695984},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.15032103657722473},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/vetecs.2006.1683145","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2006.1683145","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE 63rd Vehicular Technology Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:research-information.bris.ac.uk:publications/f9a36a73-fd6f-4300-af56-a6f10c03adb6","is_oa":true,"landing_page_url":"https://research-information.bris.ac.uk/en/publications/f9a36a73-fd6f-4300-af56-a6f10c03adb6","pdf_url":"http://hdl.handle.net/1983/882","source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"pmh:oai:research-information.bris.ac.uk:publications/f9a36a73-fd6f-4300-af56-a6f10c03adb6","is_oa":true,"landing_page_url":"https://research-information.bris.ac.uk/en/publications/f9a36a73-fd6f-4300-af56-a6f10c03adb6","pdf_url":"http://hdl.handle.net/1983/882","source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1957446864.pdf","grobid_xml":"https://content.openalex.org/works/W1957446864.grobid-xml"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W28941067","https://openalex.org/W1985690171","https://openalex.org/W1988894495","https://openalex.org/W1997002146","https://openalex.org/W2049633694","https://openalex.org/W2106163478","https://openalex.org/W2111055833","https://openalex.org/W2111898578","https://openalex.org/W2118966118","https://openalex.org/W2133475491","https://openalex.org/W2159685777","https://openalex.org/W2161246190","https://openalex.org/W6601165007"],"related_works":["https://openalex.org/W1976188970","https://openalex.org/W1978153144","https://openalex.org/W4252706329","https://openalex.org/W102848802","https://openalex.org/W2014532259","https://openalex.org/W2160216316","https://openalex.org/W2990541822","https://openalex.org/W1512911331","https://openalex.org/W1571522380","https://openalex.org/W1964091180"],"abstract_inverted_index":{"This":[0],"paper":[1],"investigates":[2],"iterative":[3],"channel":[4],"estimation":[5,33],"and":[6,49,65,104,110],"symbol":[7,53,63,76,102,115],"detection":[8],"for":[9,69],"spatial":[10],"multiplexing":[11],"multiple":[12,14],"input":[13],"output":[15],"(MIMO)":[16],"systems":[17],"with":[18],"frequency":[19],"flat":[20],"block":[21],"fading":[22],"channels":[23,37],"using":[24],"the":[25,35,39,43,46,75,82,98,108,123],"expectation-maximization":[26],"(EM)":[27],"algorithm.":[28,125],"The":[29],"maximum":[30],"likelihood":[31],"(ML)":[32],"of":[34,45,51,60,74],"MIMO":[36],"via":[38],"EM":[40],"algorithm":[41,92],"requires":[42],"computation":[44],"posterior":[47],"mean":[48,109],"covariance":[50,111],"transmit":[52],"vectors":[54],"which":[55],"involve":[56],"an":[57],"exhaustive":[58],"search":[59],"all":[61],"possible":[62],"combinations":[64,77,103],"are":[66,119],"computationally":[67],"prohibitive":[68],"large":[70],"systems.":[71],"However,":[72],"most":[73,100],"contribute":[78],"very":[79],"little":[80],"to":[81,96,121],"estimation.":[83],"Therefore,":[84],"we":[85,105],"suggest":[86],"that":[87],"sequential":[88],"Gaussian":[89],"approximation":[90],"(SGA)":[91],"can":[93,106],"be":[94],"used":[95],"identify":[97],"M":[99],"significant":[101],"approximate":[107],"based":[112],"on":[113],"those":[114],"combinations.":[116],"Simulation":[117],"results":[118],"provided":[120],"illustrate":[122],"proposed":[124]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}