{"id":"https://openalex.org/W4280515255","doi":"https://doi.org/10.1109/wcnc51071.2022.9771945","title":"Reducing Age of Extra Data by Free Riding on Coded Transmission in Multiaccess Networks","display_name":"Reducing Age of Extra Data by Free Riding on Coded Transmission in Multiaccess Networks","publication_year":2022,"publication_date":"2022-04-10","ids":{"openalex":"https://openalex.org/W4280515255","doi":"https://doi.org/10.1109/wcnc51071.2022.9771945"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc51071.2022.9771945","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc51071.2022.9771945","pdf_url":null,"source":{"id":"https://openalex.org/S4363607776","display_name":"2022 IEEE Wireless Communications and Networking Conference (WCNC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Wireless Communications and Networking Conference (WCNC)","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/A5086876197","display_name":"Mangang Xie","orcid":"https://orcid.org/0000-0001-6523-1043"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Mangang Xie","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062164403","display_name":"Jie Gong","orcid":"https://orcid.org/0000-0002-3923-2488"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Gong","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036629344","display_name":"Qianfan Wang","orcid":"https://orcid.org/0000-0002-9913-3043"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qianfan Wang","raw_affiliation_strings":["School of Electronics and Communication Engineering, Sun Yat-sen University,Guangzhou,China,510006","Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Communication Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024087855","display_name":"Suihua Cai","orcid":"https://orcid.org/0000-0003-1950-0788"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Suihua Cai","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057620799","display_name":"Xiao Ma","orcid":"https://orcid.org/0000-0001-6617-1978"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Ma","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Key Laboratory of Information Security Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5086876197"],"corresponding_institution_ids":["https://openalex.org/I157773358"],"apc_list":null,"apc_paid":null,"fwci":0.4324,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.43576196,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1296","last_page":"1300"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":0.9998999834060669,"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/T13553","display_name":"Age of Information Optimization","score":0.9998999834060669,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9868999719619751,"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/computer-science","display_name":"Computer science","score":0.7323062419891357},{"id":"https://openalex.org/keywords/payload","display_name":"Payload (computing)","score":0.6740144491195679},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5426644682884216},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5155341625213623},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.4672643542289734},{"id":"https://openalex.org/keywords/aloha","display_name":"Aloha","score":0.4568442106246948},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.24744060635566711},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2199779450893402},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.1709749400615692},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16249290108680725},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16169875860214233}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7323062419891357},{"id":"https://openalex.org/C134066672","wikidata":"https://www.wikidata.org/wiki/Q1424639","display_name":"Payload (computing)","level":3,"score":0.6740144491195679},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5426644682884216},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5155341625213623},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.4672643542289734},{"id":"https://openalex.org/C2776398200","wikidata":"https://www.wikidata.org/wiki/Q508880","display_name":"Aloha","level":4,"score":0.4568442106246948},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.24744060635566711},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2199779450893402},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.1709749400615692},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16249290108680725},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16169875860214233},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc51071.2022.9771945","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc51071.2022.9771945","pdf_url":null,"source":{"id":"https://openalex.org/S4363607776","display_name":"2022 IEEE Wireless Communications and Networking Conference (WCNC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.4399999976158142}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321921","display_name":"Natural Science Foundation of Guangdong Province","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1993918491","https://openalex.org/W2128765501","https://openalex.org/W2612100624","https://openalex.org/W2955786381","https://openalex.org/W2963528524","https://openalex.org/W2964222997","https://openalex.org/W2996238281","https://openalex.org/W3019935896","https://openalex.org/W3048476805","https://openalex.org/W3114846353","https://openalex.org/W3135424908","https://openalex.org/W3152620862","https://openalex.org/W3177175347","https://openalex.org/W3184052143","https://openalex.org/W3209686944","https://openalex.org/W4255052368"],"related_works":["https://openalex.org/W3107843154","https://openalex.org/W3096989448","https://openalex.org/W4366501345","https://openalex.org/W2105128603","https://openalex.org/W2373838515","https://openalex.org/W1996652759","https://openalex.org/W3192248241","https://openalex.org/W3090994729","https://openalex.org/W346937928","https://openalex.org/W2151483420"],"abstract_inverted_index":{"This":[0],"paper":[1],"focuses":[2],"on":[3,71],"the":[4,20,28,54,72,88,97,108,136,144],"real-time":[5],"status":[6],"update":[7],"in":[8,13],"a":[9,35,60],"multiaccess":[10],"vehicular":[11],"network,":[12],"which":[14],"multiple":[15],"vehicles":[16,41],"transmit":[17,85,126,131],"not":[18,124],"only":[19,125],"payload":[21,77,112,148],"data":[22,30,56,113,128,141],"(e.g.,":[23,31],"monitoring":[24],"data)":[25],"but":[26,62,133],"also":[27,134],"extra":[29,55,81,84,115,127,130,140],"driving":[32],"intention)":[33],"to":[34,42],"road":[36],"side":[37],"unit":[38],"for":[39,100,110],"scheduling":[40],"improve":[43],"traffic":[44],"efficiency":[45],"and":[46,66,106,114],"safety.":[47],"A":[48],"free-ride":[49,121],"code":[50],"is":[51,57,67],"implemented,":[52],"where":[53],"encoded":[58],"by":[59,69],"random":[61,92],"fixed":[63],"generator":[64],"matrix":[65],"delivered":[68],"superposition":[70],"low-density":[73],"parity-check":[74],"(LDPC)":[75],"coded":[76],"data,":[78],"consuming":[79],"neither":[80],"bandwidth":[82],"nor":[83],"power.":[86],"Considering":[87],"time":[89],"slotted":[90],"ALOHA":[91],"access":[93],"protocol,":[94],"we":[95],"derive":[96],"closed-form":[98],"expression":[99],"average":[101,137,145],"age":[102],"of":[103,139,147],"information":[104],"(AoI),":[105],"evaluate":[107],"AoI":[109,138,146],"both":[111],"data.":[116,149],"Numerical":[117],"simulations":[118],"demonstrate":[119],"that":[120],"codes":[122],"can":[123],"without":[129,142],"power,":[132],"reduce":[135],"affecting":[143]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
