{"id":"https://openalex.org/W2029410106","doi":"https://doi.org/10.1109/pimrc.2009.5449725","title":"Initial LLR setting for belief propagation decoding with network coding","display_name":"Initial LLR setting for belief propagation decoding with network coding","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2029410106","doi":"https://doi.org/10.1109/pimrc.2009.5449725","mag":"2029410106"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2009.5449725","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2009.5449725","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications","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/A5061913904","display_name":"Tsuji Naohiro","orcid":null},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Naohiro Tsuji","raw_affiliation_strings":["Department of Computer and Information Science, Keio University, Yokohama, Kanagawa, Japan","Department of Computer and Information Science, Keio University Yokohama, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Science, Keio University, Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Department of Computer and Information Science, Keio University Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016337773","display_name":"Tomoaki Ohtsuki","orcid":"https://orcid.org/0000-0003-3961-1426"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoaki Ohtsuki","raw_affiliation_strings":["Department of Computer and Information Science, Keio University, Yokohama, Kanagawa, Japan","Department of Computer and Information Science, Keio University Yokohama, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Science, Keio University, Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Department of Computer and Information Science, Keio University Yokohama, Kanagawa, Japan","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5061913904"],"corresponding_institution_ids":["https://openalex.org/I203951103"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11779624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3049","last_page":"3053"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9965000152587891,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9907000064849854,"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/decoding-methods","display_name":"Decoding methods","score":0.7749522924423218},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.757367730140686},{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.699858546257019},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5583984851837158},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.5277341604232788},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.5237476825714111},{"id":"https://openalex.org/keywords/parity-bit","display_name":"Parity bit","score":0.49005353450775146},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.48132646083831787},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4591909945011139},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4448419511318207},{"id":"https://openalex.org/keywords/turbo-code","display_name":"Turbo code","score":0.43318045139312744},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3651919960975647},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.26524990797042847},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15920081734657288},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.15725421905517578},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13440102338790894},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.10671740770339966}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.7749522924423218},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.757367730140686},{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.699858546257019},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5583984851837158},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.5277341604232788},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.5237476825714111},{"id":"https://openalex.org/C131521367","wikidata":"https://www.wikidata.org/wiki/Q625502","display_name":"Parity bit","level":2,"score":0.49005353450775146},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.48132646083831787},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4591909945011139},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4448419511318207},{"id":"https://openalex.org/C114504821","wikidata":"https://www.wikidata.org/wiki/Q2164281","display_name":"Turbo code","level":3,"score":0.43318045139312744},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3651919960975647},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.26524990797042847},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15920081734657288},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.15725421905517578},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13440102338790894},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.10671740770339966},{"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/pimrc.2009.5449725","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2009.5449725","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8700000047683716,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2025111895","https://openalex.org/W2028566776","https://openalex.org/W2100770837","https://openalex.org/W2105831729","https://openalex.org/W2119805989","https://openalex.org/W2124699605","https://openalex.org/W2135073150","https://openalex.org/W2163728264","https://openalex.org/W2164166019","https://openalex.org/W2748234758","https://openalex.org/W4254068909","https://openalex.org/W6678169804","https://openalex.org/W6678569613","https://openalex.org/W7019987040"],"related_works":["https://openalex.org/W2169710030","https://openalex.org/W2147429396","https://openalex.org/W2126543779","https://openalex.org/W1995335316","https://openalex.org/W2921482753","https://openalex.org/W2076999648","https://openalex.org/W2790387741","https://openalex.org/W4384074457","https://openalex.org/W2083917443","https://openalex.org/W2124455219"],"abstract_inverted_index":{"In":[0,61],"recent":[1],"years,":[2],"network":[3,77],"coding":[4,78],"has":[5],"been":[6],"investigated":[7],"as":[8,128],"a":[9,31],"way":[10],"to":[11,51,55,67,79,98,109],"improve":[12],"throughput":[13],"and":[14,152,169],"power":[15],"efficiency":[16],"of":[17,22,140,177],"wireless":[18],"networks":[19],"by":[20,137],"mixing":[21],"various":[23],"traffic":[24],"flows.":[25],"The":[26,36],"scenario":[27],"under":[28,150],"consideration":[29],"is":[30,49],"half-duplex":[32],"decode-and-forward":[33],"relay":[34,96],"channel.":[35],"receiving":[37,99,110],"stations":[38,108,111,113],"decode":[39,56,114,132],"the":[40,57,69,133,138,160,171,175],"error-correcting-coded":[41],"bits":[42],"using":[43],"Log-Likelihood":[44],"Ratio":[45],"(LLR).":[46],"Here,":[47],"it":[48],"important":[50],"set":[52,68],"initial":[53,70,88,142],"LLR":[54,71,89],"coded":[58,116,134],"data":[59,135],"accurately.":[60],"this":[62],"paper,":[63],"we":[64,119,131],"present":[65],"how":[66],"for":[72],"belief":[73],"propagation":[74],"decoding":[75,82,178],"with":[76],"achieve":[80],"better":[81],"error":[83,165],"rate":[84,166],"performance.":[85],"We":[86,144,157],"calculate":[87],"based":[90],"not":[91],"only":[92],"on":[93,103],"channels":[94,105],"from":[95,106],"station":[97],"stations,":[100],"but":[101],"also":[102],"all":[104],"sending":[107],"when":[112],"error-correcting":[115,129],"data.":[117],"When":[118],"use":[120,139],"turbo":[121],"code":[122,127],"or":[123],"low-density":[124],"parity-check":[125],"(LDPC)":[126],"code,":[130],"accurately":[136],"accurate":[141],"LLR.":[143],"provide":[145],"computer":[146],"simulation":[147],"results":[148],"both":[149],"perfect":[151],"imperfect":[153],"channel":[154],"state":[155],"information.":[156],"show":[158],"that":[159,170],"proposed":[161,172],"method":[162,173],"improves":[163],"bit":[164],"(BER)":[167],"performance":[168],"decreases":[174],"number":[176],"iterations.":[179]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}