{"id":"https://openalex.org/W4312997264","doi":"https://doi.org/10.1109/jsac.2022.3229423","title":"Risk-Aware Contextual Learning for Edge-Assisted Crowdsourced Live Streaming","display_name":"Risk-Aware Contextual Learning for Edge-Assisted Crowdsourced Live Streaming","publication_year":2022,"publication_date":"2022-12-21","ids":{"openalex":"https://openalex.org/W4312997264","doi":"https://doi.org/10.1109/jsac.2022.3229423"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2022.3229423","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2022.3229423","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":true,"oa_status":"green","oa_url":"https://eprints.whiterose.ac.uk/192731/1/IEEE%20JSAC%20final%20version%201570804577.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5091167104","display_name":"Xingchi Liu","orcid":"https://orcid.org/0000-0002-7967-6219"},"institutions":[{"id":"https://openalex.org/I91136226","display_name":"University of Sheffield","ror":"https://ror.org/05krs5044","country_code":"GB","type":"education","lineage":["https://openalex.org/I91136226"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Xingchi Liu","raw_affiliation_strings":["Department of Automatic Control and Systems Engineering, The University of Sheffield, Sheffield, U.K"],"affiliations":[{"raw_affiliation_string":"Department of Automatic Control and Systems Engineering, The University of Sheffield, Sheffield, U.K","institution_ids":["https://openalex.org/I91136226"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081373097","display_name":"Mahsa Derakhshani","orcid":"https://orcid.org/0000-0001-6997-045X"},"institutions":[{"id":"https://openalex.org/I143804889","display_name":"Loughborough University","ror":"https://ror.org/04vg4w365","country_code":"GB","type":"education","lineage":["https://openalex.org/I143804889"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Mahsa Derakhshani","raw_affiliation_strings":["Signal Processing and Networks Research Group, Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, Loughborough, U.K"],"affiliations":[{"raw_affiliation_string":"Signal Processing and Networks Research Group, Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, Loughborough, U.K","institution_ids":["https://openalex.org/I143804889"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006505402","display_name":"Lyudmila Mihaylova","orcid":"https://orcid.org/0000-0001-5856-2223"},"institutions":[{"id":"https://openalex.org/I91136226","display_name":"University of Sheffield","ror":"https://ror.org/05krs5044","country_code":"GB","type":"education","lineage":["https://openalex.org/I91136226"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Lyudmila Mihaylova","raw_affiliation_strings":["Department of Automatic Control and Systems Engineering, The University of Sheffield, Sheffield, U.K"],"affiliations":[{"raw_affiliation_string":"Department of Automatic Control and Systems Engineering, The University of Sheffield, Sheffield, U.K","institution_ids":["https://openalex.org/I91136226"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009232291","display_name":"Sangarapillai Lambotharan","orcid":"https://orcid.org/0000-0001-5255-7036"},"institutions":[{"id":"https://openalex.org/I143804889","display_name":"Loughborough University","ror":"https://ror.org/04vg4w365","country_code":"GB","type":"education","lineage":["https://openalex.org/I143804889"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Sangarapillai Lambotharan","raw_affiliation_strings":["Signal Processing and Networks Research Group, Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, Loughborough, U.K"],"affiliations":[{"raw_affiliation_string":"Signal Processing and Networks Research Group, Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, Loughborough, U.K","institution_ids":["https://openalex.org/I143804889"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5091167104"],"corresponding_institution_ids":["https://openalex.org/I91136226"],"apc_list":null,"apc_paid":null,"fwci":1.8642,"has_fulltext":true,"cited_by_count":11,"citation_normalized_percentile":{"value":0.86728683,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"41","issue":"3","first_page":"740","last_page":"754"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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":0.8731886148452759},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.48990315198898315},{"id":"https://openalex.org/keywords/edge-device","display_name":"Edge device","score":0.44479554891586304},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.4383411407470703},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.42121002078056335},{"id":"https://openalex.org/keywords/online-learning","display_name":"Online learning","score":0.4161377549171448},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3723534345626831},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.34228765964508057},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.32421639561653137},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.10983219742774963}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8731886148452759},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.48990315198898315},{"id":"https://openalex.org/C138236772","wikidata":"https://www.wikidata.org/wiki/Q25098575","display_name":"Edge device","level":3,"score":0.44479554891586304},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.4383411407470703},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.42121002078056335},{"id":"https://openalex.org/C2986087404","wikidata":"https://www.wikidata.org/wiki/Q15946010","display_name":"Online learning","level":2,"score":0.4161377549171448},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3723534345626831},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.34228765964508057},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32421639561653137},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.10983219742774963},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/jsac.2022.3229423","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2022.3229423","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"},{"id":"pmh:oai:eprints.whiterose.ac.uk:192731","is_oa":true,"landing_page_url":null,"pdf_url":"https://eprints.whiterose.ac.uk/192731/1/IEEE%20JSAC%20final%20version%201570804577.pdf","source":{"id":"https://openalex.org/S4306400854","display_name":"White Rose Research Online (University of Leeds, The University of Sheffield, University of York)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2800616092","host_organization_name":"White Rose University Consortium","host_organization_lineage":["https://openalex.org/I2800616092"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:figshare.com:article/21989153","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Risk-aware_contextual_learning_for_edge-assisted_crowdsourced_live_streaming/21989153","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:eprints.whiterose.ac.uk:192731","is_oa":true,"landing_page_url":null,"pdf_url":"https://eprints.whiterose.ac.uk/192731/1/IEEE%20JSAC%20final%20version%201570804577.pdf","source":{"id":"https://openalex.org/S4306400854","display_name":"White Rose Research Online (University of Leeds, The University of Sheffield, University of York)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2800616092","host_organization_name":"White Rose University Consortium","host_organization_lineage":["https://openalex.org/I2800616092"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},"sustainable_development_goals":[{"score":0.7599999904632568,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G4078854928","display_name":null,"funder_award_id":"EP/R006385/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G580041472","display_name":null,"funder_award_id":"Derakhshani-LTRF1920/16/67","funder_id":"https://openalex.org/F4320320005","funder_display_name":"Royal Academy of Engineering"},{"id":"https://openalex.org/G6988847228","display_name":null,"funder_award_id":"NSF ECCS 1903466","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G6997114215","display_name":"Communications Signal Processing Based Solutions for Massive Machine-to-Machine Networks (M3NETs)","funder_award_id":"EP/R006385/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320320005","display_name":"Royal Academy of Engineering","ror":"https://ror.org/0526snb40"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4312997264.pdf"},"referenced_works_count":50,"referenced_works":["https://openalex.org/W1973875719","https://openalex.org/W2048922650","https://openalex.org/W2055972993","https://openalex.org/W2066796151","https://openalex.org/W2069979655","https://openalex.org/W2111971073","https://openalex.org/W2112420033","https://openalex.org/W2150638405","https://openalex.org/W2287147025","https://openalex.org/W2319745994","https://openalex.org/W2337116907","https://openalex.org/W2339981478","https://openalex.org/W2340432473","https://openalex.org/W2425152312","https://openalex.org/W2579587788","https://openalex.org/W2606139277","https://openalex.org/W2612265071","https://openalex.org/W2724256799","https://openalex.org/W2735606267","https://openalex.org/W2735680672","https://openalex.org/W2765716344","https://openalex.org/W2765818950","https://openalex.org/W2793129321","https://openalex.org/W2794406614","https://openalex.org/W2804203787","https://openalex.org/W2805044532","https://openalex.org/W2888319397","https://openalex.org/W2895260138","https://openalex.org/W2915771847","https://openalex.org/W2918334020","https://openalex.org/W2922105645","https://openalex.org/W2963611429","https://openalex.org/W2969029849","https://openalex.org/W2974904967","https://openalex.org/W3117789893","https://openalex.org/W3122800475","https://openalex.org/W3123221038","https://openalex.org/W3133449185","https://openalex.org/W3153521176","https://openalex.org/W3170090827","https://openalex.org/W3170210306","https://openalex.org/W3174341749","https://openalex.org/W3187925412","https://openalex.org/W3197034608","https://openalex.org/W3203858545","https://openalex.org/W3214426660","https://openalex.org/W4213420696","https://openalex.org/W4244230525","https://openalex.org/W6629353124","https://openalex.org/W6696112117"],"related_works":["https://openalex.org/W4313339048","https://openalex.org/W4386004629","https://openalex.org/W3176734149","https://openalex.org/W3201779876","https://openalex.org/W3113627641","https://openalex.org/W2918879532","https://openalex.org/W3083220997","https://openalex.org/W2885461866","https://openalex.org/W3162654428","https://openalex.org/W2901937988"],"abstract_inverted_index":{"This":[0,172],"paper":[1],"proposes":[2],"an":[3,147],"edge-assisted":[4],"crowdsourced":[5],"live":[6],"video":[7],"transcoding":[8,12,62,90,104,165],"approach":[9],"where":[10],"the":[11,15,59,68,74,89,93,117,132,138,156,163,176],"capabilities":[13,91],"of":[14,26,47,58,61,77,92],"edge":[16,94],"transcoders":[17,29,169],"are":[18,33,64,84],"unknown":[19],"and":[20,24,53,71,99,107,137,193],"dynamic.":[21],"The":[22,44],"resilience":[23],"trustworthiness":[25],"highly":[27,41],"unstable":[28],"in":[30,161],"decision":[31],"making":[32,40],"characterized":[34],"with":[35,124],"mean-variance-based":[36],"measures":[37],"to":[38,86,131,154,167,188],"avoid":[39],"risky":[42],"decisions.":[43],"risk":[45,100],"level":[46],"each":[48],"device\u2019s":[49],"situation":[50],"is":[51,111,152],"assessed":[52],"two":[54,79],"upper":[55,134,141],"confidence":[56,135,142],"bounds":[57,70],"variance":[60],"performance":[63,128],"presented.":[65],"Based":[66],"on":[67],"derived":[69],"by":[72],"leveraging":[73],"contextual":[75,81],"information":[76],"devices,":[78],"risk-aware":[80,139],"learning":[82],"schemes":[83],"developed":[85],"efficiently":[87],"estimate":[88],"devices.":[95],"Combining":[96],"context":[97],"awareness":[98],"sensitivity,":[101],"a":[102],"novel":[103],"task":[105,122,149,157,166],"assignment":[106,150],"viewer":[108],"association":[109],"algorithm":[110,119],"proposed.":[112],"Simulation":[113],"results":[114,181],"demonstrate":[115],"that":[116,183],"proposed":[118],"achieves":[120,186],"robust":[121],"offloading":[123],"superior":[125],"network":[126],"utility":[127],"as":[129],"compared":[130],"linear":[133],"bound":[136],"mean-variance":[140],"bound-based":[143],"algorithms.":[144],"In":[145],"particular,":[146],"epoch-based":[148],"strategy":[151,173,185],"designed":[153],"reduce":[155],"switching":[158,190],"costs":[159,191],"incurred":[160],"assigning":[162],"same":[164],"different":[168],"over":[170],"time.":[171],"also":[174],"reduces":[175],"computational":[177,195],"time":[178,196],"needed.":[179],"Numerical":[180],"confirm":[182],"this":[184],"up":[187],"86.8%":[189],"reduction":[192],"92.3%":[194],"reduction.":[197]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
