{"id":"https://openalex.org/W3118840676","doi":"https://doi.org/10.1109/wpmc50192.2020.9309455","title":"Complexity Reduction of Max-Log-MPA Based on Thresholds in SCMA","display_name":"Complexity Reduction of Max-Log-MPA Based on Thresholds in SCMA","publication_year":2020,"publication_date":"2020-10-19","ids":{"openalex":"https://openalex.org/W3118840676","doi":"https://doi.org/10.1109/wpmc50192.2020.9309455","mag":"3118840676"},"language":"en","primary_location":{"id":"doi:10.1109/wpmc50192.2020.9309455","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc50192.2020.9309455","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 23rd International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5023039105","display_name":"Lu\u00eds Ot\u00e1vio Mataveli","orcid":null},"institutions":[{"id":"https://openalex.org/I32393484","display_name":"Petrobras (Brazil)","ror":"https://ror.org/0235kyq22","country_code":"BR","type":"company","lineage":["https://openalex.org/I32393484"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Luis O. Mataveli","raw_affiliation_strings":["TIC, Petrobras, Rio de Janeiro, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TIC, Petrobras, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I32393484"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5023039105"],"corresponding_institution_ids":["https://openalex.org/I32393484"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.2346839,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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":0.9998000264167786,"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/T12079","display_name":"IoT Networks and Protocols","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/T12042","display_name":"Satellite Communication Systems","score":0.9901000261306763,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/computer-science","display_name":"Computer science","score":0.8174623250961304},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6843307614326477},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.6802377700805664},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.674798846244812},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.54600989818573},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.5257129073143005},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4934467375278473},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.43005526065826416},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3747819662094116},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.31549108028411865},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.30689311027526855},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19466260075569153}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8174623250961304},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6843307614326477},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6802377700805664},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.674798846244812},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.54600989818573},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.5257129073143005},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4934467375278473},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.43005526065826416},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3747819662094116},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.31549108028411865},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.30689311027526855},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19466260075569153},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wpmc50192.2020.9309455","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc50192.2020.9309455","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 23rd International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.5600000023841858}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2042519026","https://openalex.org/W2086456844","https://openalex.org/W2102437319","https://openalex.org/W2127918465","https://openalex.org/W2288813195","https://openalex.org/W2556254512","https://openalex.org/W2584560421","https://openalex.org/W2743044345","https://openalex.org/W2756832086","https://openalex.org/W2905179646","https://openalex.org/W2969334239","https://openalex.org/W3007990687"],"related_works":["https://openalex.org/W2978729728","https://openalex.org/W4288966080","https://openalex.org/W2534928293","https://openalex.org/W1530347314","https://openalex.org/W2510374584","https://openalex.org/W2150099345","https://openalex.org/W2134852660","https://openalex.org/W3004580327","https://openalex.org/W2792172447","https://openalex.org/W4224883704"],"abstract_inverted_index":{"In":[0,53,125],"IoT,":[1],"Industry":[2],"4.0,":[3],"remote":[4],"monitoring":[5],"and":[6,97,116],"other":[7,78],"types":[8],"of":[9,25,100,118],"machine-to-machine":[10],"communications":[11],"using":[12,29],"mobile":[13],"networks,":[14],"5G":[15],"for":[16],"example,":[17],"it":[18,66,81],"is":[19,82],"necessary":[20],"that":[21,39,138],"a":[22,130,140,145],"large":[23],"number":[24],"devices":[26],"send":[27],"information":[28],"limited":[30],"resources,":[31],"such":[32],"as":[33],"the":[34,73,77,91],"frequency":[35],"spectrum.":[36],"Thus,":[37],"systems":[38],"operate":[40],"with":[41,88,144],"good":[42],"performance":[43,147],"in":[44,122],"overload":[45],"scenarios":[46],"have":[47,113],"been":[48,63],"attracted":[49],"great":[50],"interest":[51],"currently.":[52],"this":[54,126],"scenario,":[55],"SCMA":[56,84],"(Sparse":[57],"Code":[58],"Multiple":[59],"Access)":[60],"technique":[61],"has":[62,85,139],"considered":[64],"because":[65,80],"allows":[67],"some":[68,105,117],"users":[69,101],"transmit":[70],"simultaneously":[71],"sharing":[72],"same":[74],"frequency.":[75],"On":[76],"hand,":[79],"non-orthogonal,":[83],"to":[86],"deal":[87],"interference":[89,96],"at":[90,103],"receiver":[92],"side.":[93],"To":[94],"reduce":[95],"decode":[98],"bits":[99],"properly":[102],"receiver,":[104],"algorithms":[106,112],"must":[107],"be":[108],"used.":[109],"Usually,":[110],"these":[111],"high":[114],"complexity":[115,143],"them":[119],"are":[120],"impracticable":[121],"real":[123],"systems.":[124],"paper,":[127],"we":[128],"propose":[129],"method":[131],"based":[132],"on":[133],"Max-Log-MPA":[134],"(Message":[135],"Passing":[136],"Algorithm)":[137],"very":[141],"low":[142],"negligible":[146],"degradation.":[148]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}