{"id":"https://openalex.org/W2785540614","doi":"https://doi.org/10.1109/vtcfall.2017.8288404","title":"Hybrid Message Passing Based Low Complexity Receiver for SCMA System over Frequency Selective Channels","display_name":"Hybrid Message Passing Based Low Complexity Receiver for SCMA System over Frequency Selective Channels","publication_year":2017,"publication_date":"2017-09-01","ids":{"openalex":"https://openalex.org/W2785540614","doi":"https://doi.org/10.1109/vtcfall.2017.8288404","mag":"2785540614"},"language":"en","primary_location":{"id":"doi:10.1109/vtcfall.2017.8288404","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2017.8288404","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 86th Vehicular Technology Conference (VTC-Fall)","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/A5011236120","display_name":"Weijie Yuan","orcid":"https://orcid.org/0000-0002-2158-0046"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Weijie Yuan","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026813767","display_name":"Huiming Huang","orcid":"https://orcid.org/0000-0003-0797-7845"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Huiming Huang","raw_affiliation_strings":["Beijing Space Information Relay and Transmission Technology Research Center, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Space Information Relay and Transmission Technology Research Center, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051859982","display_name":"Nan Wu","orcid":"https://orcid.org/0000-0002-4982-2975"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Nan Wu","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044896631","display_name":"Lei Zhou","orcid":"https://orcid.org/0000-0002-8499-5521"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lei Zhou","raw_affiliation_strings":["Beijing Space Information Relay and Transmission Technology Research Center, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Space Information Relay and Transmission Technology Research Center, Beijing, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110252793","display_name":"Jingming Kuang","orcid":null},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingming Kuang","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5011236120"],"corresponding_institution_ids":["https://openalex.org/I125839683"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.19153249,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.996999979019165,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9930999875068665,"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/message-passing","display_name":"Message passing","score":0.7579940557479858},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7443098425865173},{"id":"https://openalex.org/keywords/belief-propagation","display_name":"Belief propagation","score":0.6685510873794556},{"id":"https://openalex.org/keywords/factor-graph","display_name":"Factor graph","score":0.609928548336029},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.5591967105865479},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4846797287464142},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4534880518913269},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.44769561290740967},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.41320034861564636},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2797160744667053},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.22449514269828796},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17285948991775513},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.14251962304115295}],"concepts":[{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.7579940557479858},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7443098425865173},{"id":"https://openalex.org/C152948882","wikidata":"https://www.wikidata.org/wiki/Q4060686","display_name":"Belief propagation","level":3,"score":0.6685510873794556},{"id":"https://openalex.org/C159246509","wikidata":"https://www.wikidata.org/wiki/Q5428725","display_name":"Factor graph","level":3,"score":0.609928548336029},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.5591967105865479},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4846797287464142},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4534880518913269},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.44769561290740967},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.41320034861564636},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2797160744667053},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.22449514269828796},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17285948991775513},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.14251962304115295},{"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/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"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/vtcfall.2017.8288404","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2017.8288404","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 86th Vehicular Technology Conference (VTC-Fall)","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":15,"referenced_works":["https://openalex.org/W1922937245","https://openalex.org/W2008104692","https://openalex.org/W2008535436","https://openalex.org/W2042519026","https://openalex.org/W2052963087","https://openalex.org/W2103970559","https://openalex.org/W2130933062","https://openalex.org/W2137813581","https://openalex.org/W2148622067","https://openalex.org/W2221113447","https://openalex.org/W2233021649","https://openalex.org/W2314230188","https://openalex.org/W2322234885","https://openalex.org/W2962965594","https://openalex.org/W3099378150"],"related_works":["https://openalex.org/W2122977448","https://openalex.org/W2124250880","https://openalex.org/W4301665663","https://openalex.org/W2963109230","https://openalex.org/W3177262287","https://openalex.org/W2286197641","https://openalex.org/W2757022491","https://openalex.org/W2978729728","https://openalex.org/W2555468667","https://openalex.org/W2785598795"],"abstract_inverted_index":{"As":[0],"the":[1,28,39,65,66,86,113,133,141,150,155,160],"mobile":[2],"communications":[3],"develop":[4,117],"rapidly,":[5],"ever":[6],"higher":[7],"spectral":[8],"efficiency":[9,30],"is":[10,163],"required.":[11],"The":[12,50],"sparse":[13],"code":[14],"multiple":[15,152],"access":[16,29,153],"(SCMA)":[17],"has":[18],"been":[19],"recognized":[20],"as":[21,90,102],"a":[22,76,118],"promising":[23],"technology":[24],"to":[25,64,108,112,140,149,165],"further":[26],"increase":[27],"of":[31],"wireless":[32],"networks.":[33],"In":[34],"this":[35,72],"paper,":[36],"we":[37,74,106],"consider":[38],"receiver":[40,143,162],"design":[41],"problem":[42],"for":[43],"SCMA":[44,157],"system":[45,158],"over":[46],"frequency":[47],"selective":[48],"channels.":[49],"conventional":[51],"minimum":[52],"mean":[53],"squared":[54],"error":[55],"(MMSE)":[56],"detection":[57],"method":[58,137],"suffers":[59],"from":[60],"huge":[61],"complexity":[62,80],"due":[63],"multi-user":[67],"and":[68,116,124],"inter-symbol":[69],"interferences.":[70],"To":[71],"end,":[73],"propose":[75,107],"near":[77],"optimal":[78],"low":[79],"message":[81],"passing":[82],"receiver.":[83,128],"By":[84],"approximating":[85],"discrete":[87],"log-likelihood":[88],"ratio":[89],"Gaussian":[91,103],"random":[92],"variable,":[93],"all":[94],"messages":[95],"on":[96],"factor":[97,114],"graph":[98,115],"can":[99],"be":[100],"obtained":[101],"distributions.":[104],"Furthermore,":[105],"introduce":[109],"auxiliary":[110],"variables":[111],"novel":[119],"hybrid":[120,135],"belief":[121],"propagation":[122,126],"(BP)":[123],"expectation":[125],"(EP)":[127],"Simulation":[129],"results":[130],"show":[131],"that":[132],"proposed":[134,161],"BP-EP":[136],"performs":[138],"close":[139],"MMSE-based":[142],"with":[144,159],"reduced":[145],"complexity.":[146],"Also,":[147],"compared":[148],"orthogonal":[151],"scheme,":[154],"considered":[156],"able":[164],"support":[166],"50%":[167],"more":[168],"users.":[169]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}