{"id":"https://openalex.org/W4366310729","doi":"https://doi.org/10.1109/tpds.2023.3267731","title":"Practical Cloud-Edge Scheduling for Large-Scale Crowdsourced Live Streaming","display_name":"Practical Cloud-Edge Scheduling for Large-Scale Crowdsourced Live Streaming","publication_year":2023,"publication_date":"2023-04-18","ids":{"openalex":"https://openalex.org/W4366310729","doi":"https://doi.org/10.1109/tpds.2023.3267731"},"language":"en","primary_location":{"id":"doi:10.1109/tpds.2023.3267731","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tpds.2023.3267731","pdf_url":null,"source":{"id":"https://openalex.org/S97130795","display_name":"IEEE Transactions on Parallel and Distributed Systems","issn_l":"1045-9219","issn":["1045-9219","1558-2183","2161-9883"],"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 Transactions on Parallel and Distributed Systems","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/A5085140543","display_name":"Rui-Xiao Zhang","orcid":"https://orcid.org/0000-0002-4251-825X"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ruixiao Zhang","raw_affiliation_strings":["Department of Computer Science and Technology, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101473094","display_name":"Changpeng Yang","orcid":"https://orcid.org/0000-0002-7043-6657"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changpeng Yang","raw_affiliation_strings":["Department of Innovation Algorithm, Huawei Cloud, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Department of Innovation Algorithm, Huawei Cloud, Shenzhen, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101573432","display_name":"Xiaochan Wang","orcid":"https://orcid.org/0009-0003-3141-1056"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaochan Wang","raw_affiliation_strings":["Department of Computer Science and Technology, BNRist, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology, BNRist, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057477098","display_name":"Tianchi Huang","orcid":"https://orcid.org/0000-0001-9378-6329"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tianchi Huang","raw_affiliation_strings":["Department of Computer Science and Technology and Key Laboratory of Pervasive Computing, Ministry of Education, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology and Key Laboratory of Pervasive Computing, Ministry of Education, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102951891","display_name":"Chenglei Wu","orcid":"https://orcid.org/0000-0003-0839-1037"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenglei Wu","raw_affiliation_strings":["Department of Computer Science and Technology and Key Laboratory of Pervasive Computing, Ministry of Education, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology and Key Laboratory of Pervasive Computing, Ministry of Education, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039311485","display_name":"Jiangchuan Liu","orcid":"https://orcid.org/0000-0001-6592-1984"},"institutions":[{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jiangchuan Liu","raw_affiliation_strings":["School of Computer Science, Simon Fraser University, Vancouver, BC, Canada"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Simon Fraser University, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I18014758"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047712495","display_name":"Lifeng Sun","orcid":"https://orcid.org/0000-0002-4057-5138"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lifeng Sun","raw_affiliation_strings":["Department of Computer Science and Technology and Key Laboratory of Pervasive Computing, Ministry of Education, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology and Key Laboratory of Pervasive Computing, Ministry of Education, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5085140543"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":1.2036,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.808322,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"34","issue":"7","first_page":"2055","last_page":"2071"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":1.0,"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/T11478","display_name":"Caching and Content Delivery","score":0.9988999962806702,"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9975000023841858,"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/cloud-computing","display_name":"Cloud computing","score":0.8423041105270386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7925323247909546},{"id":"https://openalex.org/keywords/inefficiency","display_name":"Inefficiency","score":0.6956886649131775},{"id":"https://openalex.org/keywords/crowdsourcing","display_name":"Crowdsourcing","score":0.5148705244064331},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.46339064836502075},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.4200170636177063},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.41114896535873413},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.33939751982688904},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3205491602420807},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2205466628074646},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.20379385352134705},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.12607282400131226}],"concepts":[{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.8423041105270386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7925323247909546},{"id":"https://openalex.org/C2778869765","wikidata":"https://www.wikidata.org/wiki/Q6028363","display_name":"Inefficiency","level":2,"score":0.6956886649131775},{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.5148705244064331},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.46339064836502075},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.4200170636177063},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.41114896535873413},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.33939751982688904},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3205491602420807},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2205466628074646},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.20379385352134705},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.12607282400131226},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tpds.2023.3267731","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tpds.2023.3267731","pdf_url":null,"source":{"id":"https://openalex.org/S97130795","display_name":"IEEE Transactions on Parallel and Distributed Systems","issn_l":"1045-9219","issn":["1045-9219","1558-2183","2161-9883"],"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 Transactions on Parallel and Distributed Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6658023004","display_name":null,"funder_award_id":"61936011","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":61,"referenced_works":["https://openalex.org/W131745075","https://openalex.org/W1490486172","https://openalex.org/W1601795611","https://openalex.org/W1944301273","https://openalex.org/W1973408425","https://openalex.org/W2024060531","https://openalex.org/W2039333724","https://openalex.org/W2081416151","https://openalex.org/W2096812949","https://openalex.org/W2102090846","https://openalex.org/W2157404363","https://openalex.org/W2158542147","https://openalex.org/W2305135388","https://openalex.org/W2410725580","https://openalex.org/W2426750554","https://openalex.org/W2493746814","https://openalex.org/W2495130909","https://openalex.org/W2605153712","https://openalex.org/W2762920447","https://openalex.org/W2765818950","https://openalex.org/W2770888898","https://openalex.org/W2799660634","https://openalex.org/W2886152067","https://openalex.org/W2896109682","https://openalex.org/W2918334020","https://openalex.org/W2921646839","https://openalex.org/W2950956365","https://openalex.org/W2963417042","https://openalex.org/W2963905788","https://openalex.org/W2964011116","https://openalex.org/W2967531314","https://openalex.org/W2982049359","https://openalex.org/W3007329632","https://openalex.org/W3014620413","https://openalex.org/W3044478858","https://openalex.org/W3046127806","https://openalex.org/W3046974533","https://openalex.org/W3092888325","https://openalex.org/W3111451340","https://openalex.org/W3133281398","https://openalex.org/W3138800689","https://openalex.org/W3175965533","https://openalex.org/W4200462690","https://openalex.org/W4210270361","https://openalex.org/W4210829315","https://openalex.org/W4214814408","https://openalex.org/W4221149636","https://openalex.org/W4236202168","https://openalex.org/W4281263531","https://openalex.org/W4283206493","https://openalex.org/W4283207442","https://openalex.org/W4283219267","https://openalex.org/W4283655192","https://openalex.org/W4312553109","https://openalex.org/W6640648879","https://openalex.org/W6698335351","https://openalex.org/W6736485827","https://openalex.org/W6746328021","https://openalex.org/W6787135483","https://openalex.org/W6838847804","https://openalex.org/W6839076946"],"related_works":["https://openalex.org/W3032998312","https://openalex.org/W4384486036","https://openalex.org/W135177976","https://openalex.org/W1503094549","https://openalex.org/W2337920774","https://openalex.org/W4318823662","https://openalex.org/W2886410948","https://openalex.org/W2025875869","https://openalex.org/W3207526114","https://openalex.org/W4286908577"],"abstract_inverted_index":{"Even":[0],"though":[1],"conventional":[2],"wisdom":[3],"claims":[4],"that":[5,27,68,138,175],"in":[6,64],"order":[7],"to":[8,78,116,134,148,211],"improve":[9],"viewer":[10,90],"engagement,":[11],"the":[12,17,20,53,69,79,83,93,102,118,123,160,187,212],"cloud-edge":[13,62,84,124],"providers":[14],"should":[15],"serve":[16],"viewers":[18,137],"with":[19],"nearest":[21],"edge":[22,94,119],"nodes,":[23,151],"however,":[24],"we":[25,44,105],"show":[26,208],"doing":[28],"this":[29,42],"for":[30,122],"crowdsourced":[31],"live":[32],"streaming":[33],"(CLS)":[34],"services":[35],"can":[36,171],"introduce":[37],"significant":[38,97],"costs":[39,98,227],"inefficiency.":[40,99],"In":[41,156],"paper,":[43],"first":[45],"carry":[46],"out":[47],"large-scale":[48,166],"measurement":[49],"analysis":[50],"by":[51,158],"using":[52],"real-world":[54],"service":[55],"data":[56],"from":[57,164],"Huawei":[58],"Cloud,":[59],"a":[60,111],"representative":[61],"provider":[63],"China.":[65],"We":[66],"observe":[67],"massive":[70],"number":[71],"of":[72,82,129,177,190],"channels":[73],"has":[74,196],"proposed":[75],"great":[76],"burdens":[77],"operating":[80],"expenditure":[81],"providers,":[85],"and":[86,145,200,205,236,244],"most":[87,213],"importantly,":[88],"unbalanced":[89],"distribution":[91],"makes":[92],"nodes":[95],"suffer":[96,182],"To":[100],"tackle":[101],"above":[103],"concerns,":[104],"propose":[106],"<italic":[107,130,222],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[108,131,169,194,217,223],"xmlns:xlink=\"http://www.w3.org/1999/xlink\"><monospace>AggCast</monospace></i>":[109,132],",":[110],"novel":[112],"CLS":[113,191],"scheduling":[114],"framework":[115],"optimize":[117],"node":[120],"utilization":[121],"provider.":[125],"The":[126,203],"core":[127],"idea":[128],"is":[133],"aggregate":[135],"some":[136],"are":[139,239],"initially":[140],"scattered":[141],"on":[142],"different":[143],"regions,":[144],"assign":[146],"them":[147],"fewer":[149],"pre-selected":[150],"thereby":[152],"reducing":[153],"bandwidth":[154,226],"costs.":[155],"particular,":[157],"integrating":[159],"useful":[161],"insights":[162],"obtained":[163],"our":[165],"measurement,":[167],"<monospace":[168,193,216],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">AggCast</monospace>":[170,195,218],"not":[172,181],"only":[173],"ensure":[174],"quality":[176],"experience":[178],"(QoS)":[179],"does":[180],"degradation,":[183],"but":[184],"also":[185],"satisfy":[186],"systematic":[188],"requirements":[189],"services.":[192],"been":[197],"A/B":[198],"tested":[199],"fully":[201],"deployed.":[202],"online":[204],"trace-driven":[206],"experiments":[207],"that,":[209],"compared":[210],"prevalent":[214],"method,":[215],"saves":[219],"over":[220,241],"16.3%":[221],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">back-to-source</i>":[224],"(BTS)":[225],"while":[228],"significantly":[229],"improving":[230],"QoS":[231],"(startup":[232],"latency,":[233],"stall":[234,237],"frequency":[235],"time":[238],"reduced":[240],"12.3%,":[242],"4.57%":[243],"3.91%,":[245],"respectively).":[246]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}