{"id":"https://openalex.org/W2978315677","doi":"https://doi.org/10.1109/access.2019.2944463","title":"Balancing Message Criticality and Timeliness in IoT Networks","display_name":"Balancing Message Criticality and Timeliness in IoT Networks","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2978315677","doi":"https://doi.org/10.1109/access.2019.2944463","mag":"2978315677"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2944463","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2944463","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08852719.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08852719.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001372533","display_name":"Hootan Rashtian","orcid":"https://orcid.org/0000-0001-6992-0452"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Hootan Rashtian","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of British Columbia, Vancouver, BC, Canada"],"raw_orcid":"https://orcid.org/0000-0001-6992-0452","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of British Columbia, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103175261","display_name":"Sathish Gopalakrishnan","orcid":"https://orcid.org/0000-0003-2959-4802"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Sathish Gopalakrishnan","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Peter Wall Institute for Advanced Studies, The University of British Columbia, Vancouver, BC, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Peter Wall Institute for Advanced Studies, The University of British Columbia, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I141945490"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.3554,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.64045953,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"7","issue":null,"first_page":"145738","last_page":"145745"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":0.9994000196456909,"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":0.9994000196456909,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.9919999837875366,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9909999966621399,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8591054677963257},{"id":"https://openalex.org/keywords/criticality","display_name":"Criticality","score":0.699783444404602},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.6676527857780457},{"id":"https://openalex.org/keywords/performance-metric","display_name":"Performance metric","score":0.5401239991188049},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5248203873634338},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.4829932451248169},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.4214160144329071},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.41307246685028076},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.3269098997116089},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.18095585703849792}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8591054677963257},{"id":"https://openalex.org/C125611927","wikidata":"https://www.wikidata.org/wiki/Q17008131","display_name":"Criticality","level":2,"score":0.699783444404602},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.6676527857780457},{"id":"https://openalex.org/C2780898871","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Performance metric","level":2,"score":0.5401239991188049},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5248203873634338},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.4829932451248169},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4214160144329071},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41307246685028076},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.3269098997116089},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.18095585703849792},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2944463","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2944463","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08852719.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:cd208563ab4c4678a9190307d0b1703f","is_oa":true,"landing_page_url":"https://doaj.org/article/cd208563ab4c4678a9190307d0b1703f","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 145738-145745 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2944463","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2944463","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08852719.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7400000095367432,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320323180","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2978315677.pdf","grobid_xml":"https://content.openalex.org/works/W2978315677.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W1616631862","https://openalex.org/W1982860322","https://openalex.org/W2018920580","https://openalex.org/W2088371331","https://openalex.org/W2089443680","https://openalex.org/W2153084067","https://openalex.org/W2338645986","https://openalex.org/W2507363050","https://openalex.org/W2734862692","https://openalex.org/W2769328306","https://openalex.org/W2779294360","https://openalex.org/W2797583175","https://openalex.org/W2811369142","https://openalex.org/W2910466297","https://openalex.org/W2912900988","https://openalex.org/W6703982435"],"related_works":["https://openalex.org/W2376759283","https://openalex.org/W3008607579","https://openalex.org/W126231364","https://openalex.org/W2279399181","https://openalex.org/W2333336726","https://openalex.org/W2963698000","https://openalex.org/W1668846860","https://openalex.org/W2062567410","https://openalex.org/W4309026116","https://openalex.org/W2979139724"],"abstract_inverted_index":{"We":[0,92,109],"study":[1],"the":[2,24,48,54,60,102,120,130,133,155,160,166,173,194,197],"problem":[3,73],"of":[4,81,107,132,140,148,175],"balancing":[5],"timeliness":[6,103],"and":[7,47,105,179],"criticality":[8,106],"when":[9,58],"gathering":[10],"data":[11,25],"from":[12],"multiple":[13],"sources":[14],"using":[15,113],"a":[16,29,75,89,94,114,145],"two-level":[17],"hierarchical":[18],"approach.":[19],"The":[20,123,151],"devices":[21],"that":[22,98,139,154,180],"generate":[23],"transmit":[26,57],"them":[27],"to":[28,38,43,46,52,62,188,196],"local":[30,41,49,85],"hub.":[31],"A":[32],"central":[33],"decision":[34],"maker":[35],"then":[36],"has":[37],"decide":[39],"which":[40],"hubs":[42,50],"allocate":[44],"bandwidth":[45],"have":[51],"prioritize":[53],"messages":[55,82],"they":[56],"given":[59],"opportunity":[61],"do":[63],"so.":[64],"Whereas":[65],"an":[66],"optimal":[67,167,198],"policy":[68,76,135,157,170],"does":[69],"exist":[70],"for":[71,100,165],"this":[72],"such":[74,88],"would":[77],"require":[78],"global":[79],"knowledge":[80],"at":[83],"each":[84],"hub,":[86],"rendering":[87],"scheme":[90],"impractical.":[91],"propose":[93],"distributed":[95],"reinforcement-learning-based":[96],"approach":[97],"accounts":[99],"both":[101],"requirements":[104],"messages.":[108],"evaluate":[110],"our":[111],"solution":[112],"criticality-weighted":[115],"deadline":[116],"miss":[117],"ratio":[118],"as":[119,136,138],"performance":[121,124,191],"metric.":[122],"analysis":[125],"is":[126],"done":[127],"by":[128],"simulating":[129],"behavior":[131],"proposed":[134,156],"well":[137],"several":[141],"natural":[142],"policies":[143,162],"under":[144,172],"wide":[146],"range":[147,174],"system":[149,176],"conditions.":[150],"results":[152],"show":[153],"outperforms":[158],"all":[159],"other":[161],"-":[163,171],"except":[164],"but":[168],"impractical":[169],"conditions":[177],"studied":[178],"in":[181],"many":[182],"cases":[183],"it":[184],"performs":[185],"close":[186],"(3%":[187],"12%":[189],"lower":[190],"depending":[192],"on":[193],"condition)":[195],"policy.":[199]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}