{"id":"https://openalex.org/W4400877969","doi":"https://doi.org/10.1109/jsac.2024.3431518","title":"AoI Optimization in Multi-Source Update Network Systems Under Stochastic Energy Harvesting Model","display_name":"AoI Optimization in Multi-Source Update Network Systems Under Stochastic Energy Harvesting Model","publication_year":2024,"publication_date":"2024-07-22","ids":{"openalex":"https://openalex.org/W4400877969","doi":"https://doi.org/10.1109/jsac.2024.3431518"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2024.3431518","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2024.3431518","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal on Selected Areas in Communications","raw_type":"journal-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/A5038184307","display_name":"Sujunjie Sun","orcid":"https://orcid.org/0000-0001-7835-0105"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Sujunjie Sun","raw_affiliation_strings":["Department of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-7835-0105","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048871266","display_name":"Weiwei Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiwei Wu","raw_affiliation_strings":["Department of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-9172-6955","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025857856","display_name":"Chenchen Fu","orcid":"https://orcid.org/0000-0002-6724-9594"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenchen Fu","raw_affiliation_strings":["Department of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-6724-9594","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046017959","display_name":"Xiaoxing Qiu","orcid":"https://orcid.org/0000-0002-8486-664X"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoxing Qiu","raw_affiliation_strings":["Department of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045275291","display_name":"Junzhou Luo","orcid":"https://orcid.org/0000-0001-7518-4367"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junzhou Luo","raw_affiliation_strings":["Department of Computer Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-7518-4367","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100356291","display_name":"Jianping Wang","orcid":"https://orcid.org/0000-0002-9318-1482"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jianping Wang","raw_affiliation_strings":["Department of Computer Science, City University of Hong Kong, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0002-9318-1482","affiliations":[{"raw_affiliation_string":"Department of Computer Science, City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5038184307"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":2.8318,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.91070716,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"42","issue":"11","first_page":"3172","last_page":"3187"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","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/T13553","display_name":"Age of Information Optimization","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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9894999861717224,"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/T10768","display_name":"Electric Vehicles and Infrastructure","score":0.9797999858856201,"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":0.844990611076355},{"id":"https://openalex.org/keywords/energy-harvesting","display_name":"Energy harvesting","score":0.5999361276626587},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.404885858297348},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3725569248199463},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.35496285557746887}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.844990611076355},{"id":"https://openalex.org/C101518730","wikidata":"https://www.wikidata.org/wiki/Q930236","display_name":"Energy harvesting","level":3,"score":0.5999361276626587},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.404885858297348},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3725569248199463},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.35496285557746887},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jsac.2024.3431518","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2024.3431518","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal on Selected Areas in Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8399999737739563}],"awards":[{"id":"https://openalex.org/G36496830","display_name":null,"funder_award_id":"62232004","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6562469463","display_name":null,"funder_award_id":"BK20230024","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"},{"id":"https://openalex.org/G687766733","display_name":null,"funder_award_id":"62272099","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G711327396","display_name":"\u4e0d\u5b8c\u5168\u4fe1\u606f\u73af\u5883\u4e0b\u7684\u4f17\u5305\u8d28\u91cf\u4f18\u5316\u673a\u5236\u7814\u7a76","funder_award_id":"61972086","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7428949160","display_name":null,"funder_award_id":"BK20231543","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322769","display_name":"Natural Science Foundation of Jiangsu Province","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335628","display_name":"Key Laboratory of Computer Network and Information Integration","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W945465396","https://openalex.org/W1640967807","https://openalex.org/W1991777507","https://openalex.org/W2056921512","https://openalex.org/W2649848418","https://openalex.org/W2791487310","https://openalex.org/W2809579289","https://openalex.org/W2922025155","https://openalex.org/W2951452709","https://openalex.org/W2951886543","https://openalex.org/W2961814621","https://openalex.org/W2963053102","https://openalex.org/W2963270598","https://openalex.org/W2963696760","https://openalex.org/W2969447045","https://openalex.org/W2971937201","https://openalex.org/W2995433474","https://openalex.org/W3092252111","https://openalex.org/W3097276919","https://openalex.org/W3131354038","https://openalex.org/W3132179075","https://openalex.org/W3139041627","https://openalex.org/W3153624705","https://openalex.org/W3162279368","https://openalex.org/W3164763813","https://openalex.org/W3169071456","https://openalex.org/W3201645254","https://openalex.org/W3203778212","https://openalex.org/W4205397442","https://openalex.org/W4255052368","https://openalex.org/W4283206770","https://openalex.org/W4283217309","https://openalex.org/W4296912959","https://openalex.org/W4385820018","https://openalex.org/W6624920837","https://openalex.org/W6803688075"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2898145991","https://openalex.org/W2390279801","https://openalex.org/W2566010174","https://openalex.org/W2805827740","https://openalex.org/W1908935147","https://openalex.org/W1966708639","https://openalex.org/W1971404201"],"abstract_inverted_index":{"This":[0,90],"work":[1,91,123],"studies":[2],"the":[3,9,46,53,72,87,94,102,107,114,121,127,134,160,164,170,183,187,200,205,211,219,224,228,241,251,258,266,272],"Age-of-Information":[4],"(AoI)":[5],"optimization":[6,243],"problem":[7],"in":[8,71,133,148,199],"information-gathering":[10],"wireless":[11,162,207],"network":[12],"systems,":[13],"where":[14],"time-sensitive":[15],"data":[16,63,83],"updates":[17],"are":[18],"collected":[19],"from":[20,35],"multiple":[21,111],"information":[22,58],"sources,":[23],"and":[24,32,56,74,101,141,234,255,270],"each":[25,99],"source":[26,59,77,100],"is":[27,69,78,120,179,194],"equipped":[28],"with":[29,145,174],"a":[30,152],"battery":[31,177],"harvests":[33],"energy":[34,48,70,95,154],"ambient":[36],"energy,":[37],"such":[38],"as":[39,52],"solar,":[40],"wind,":[41],"etc.":[42],"The":[43],"arrival":[44,96],"of":[45,98,116,130,167,214],"harvested":[47],"can":[49,60],"be":[50],"modeled":[51],"stochastic":[54,153],"process,":[55],"an":[57],"deliver":[61],"its":[62,82,236],"update":[64,84],"only":[65],"when":[66],"1)":[67],"there":[68],"battery,":[73],"2)":[75],"this":[76,119],"selected":[79],"to":[80,196,217,265],"transmit":[81],"based":[85],"on":[86,182,223],"transmission":[88,103],"policy.":[89],"analyzes":[92],"how":[93],"pattern":[97],"policy":[104,139,172,202,232],"jointly":[105],"influence":[106],"average":[108,131],"AoI":[109,132,168],"among":[110],"sources.":[112],"To":[113],"best":[115],"our":[117],"knowledge,":[118],"first":[122],"that":[124,248],"formally":[125],"develops":[126],"closed-form":[128,165,212],"expression":[129,166,213],"Stationary":[135],"Randomized":[136],"Sampling":[137],"(SRS)":[138],"space":[140,173],"proposes":[142],"approximation":[143],"schemes":[144],"constant":[146],"ratios":[147],"multi-source":[149],"systems":[150],"under":[151,159,169,250,257],"harvesting":[155],"model.":[156],"More":[157],"specifically,":[158],"perfect":[161,252],"channel,":[163,208],"SRS":[171],"arbitrary":[175],"finite":[176],"size":[178],"developed.":[180],"Based":[181,222],"result,":[184,225],"we":[185,209,226],"propose":[186,227],"Max":[188],"Energy-Aware":[189],"Weight":[190],"(MEAW)":[191],"policy,":[192],"which":[193],"proven":[195],"achieve":[197],"2-approximation":[198],"full":[201],"space.":[203],"Under":[204],"uncertain":[206,259],"develop":[210],"Whittle\u2019s":[215,230],"index":[216,231],"address":[218],"target":[220],"problem.":[221],"Energy-aware":[229],"(EWIP)":[233],"prove":[235],"approximate":[237],"performance":[238],"by":[239],"using":[240],"Lyapunov":[242],"techniques.":[244],"Experimental":[245],"results":[246],"show":[247],"MEAW":[249],"channel":[253,260],"setting":[254,261],"EWIP":[256],"both":[262],"perform":[263],"close":[264],"theoretical":[267],"lower":[268],"bound":[269],"outperform":[271],"state-of-the-art":[273],"schemes.":[274]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":7}],"updated_date":"2026-06-06T09:05:17.133730","created_date":"2025-10-10T00:00:00"}