{"id":"https://openalex.org/W1992350235","doi":"https://doi.org/10.1109/tbc.2009.2019419","title":"Preserving Video Quality in IPTV Networks","display_name":"Preserving Video Quality in IPTV Networks","publication_year":2009,"publication_date":"2009-04-28","ids":{"openalex":"https://openalex.org/W1992350235","doi":"https://doi.org/10.1109/tbc.2009.2019419","mag":"1992350235"},"language":"en","primary_location":{"id":"doi:10.1109/tbc.2009.2019419","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2009.2019419","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"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 Broadcasting","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/A5061602421","display_name":"J. Asghar","orcid":null},"institutions":[{"id":"https://openalex.org/I135428043","display_name":"Cisco Systems (United States)","ror":"https://ror.org/03yt1ez60","country_code":"US","type":"company","lineage":["https://openalex.org/I135428043"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"J. Asghar","raw_affiliation_strings":["Cisco Systems, Inc., San Jose, CA, USA","Cisco Systems San Jose, CA"],"affiliations":[{"raw_affiliation_string":"Cisco Systems, Inc., San Jose, CA, USA","institution_ids":["https://openalex.org/I135428043"]},{"raw_affiliation_string":"Cisco Systems San Jose, CA","institution_ids":["https://openalex.org/I135428043"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020133427","display_name":"Fran\u00e7ois Le Faucheur","orcid":null},"institutions":[{"id":"https://openalex.org/I135428043","display_name":"Cisco Systems (United States)","ror":"https://ror.org/03yt1ez60","country_code":"US","type":"company","lineage":["https://openalex.org/I135428043"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"F. Le Faucheur","raw_affiliation_strings":["Cisco Systems, Inc., San Jose, CA, USA","Cisco Systems San Jose, CA"],"affiliations":[{"raw_affiliation_string":"Cisco Systems, Inc., San Jose, CA, USA","institution_ids":["https://openalex.org/I135428043"]},{"raw_affiliation_string":"Cisco Systems San Jose, CA","institution_ids":["https://openalex.org/I135428043"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090067605","display_name":"I. Hood","orcid":null},"institutions":[{"id":"https://openalex.org/I135428043","display_name":"Cisco Systems (United States)","ror":"https://ror.org/03yt1ez60","country_code":"US","type":"company","lineage":["https://openalex.org/I135428043"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"I. Hood","raw_affiliation_strings":["Cisco Systems, Inc., San Jose, CA, USA","Cisco Systems San Jose, CA"],"affiliations":[{"raw_affiliation_string":"Cisco Systems, Inc., San Jose, CA, USA","institution_ids":["https://openalex.org/I135428043"]},{"raw_affiliation_string":"Cisco Systems San Jose, CA","institution_ids":["https://openalex.org/I135428043"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5061602421"],"corresponding_institution_ids":["https://openalex.org/I135428043"],"apc_list":null,"apc_paid":null,"fwci":9.06,"has_fulltext":false,"cited_by_count":54,"citation_normalized_percentile":{"value":0.98187373,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"55","issue":"2","first_page":"386","last_page":"395"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.9998999834060669,"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":0.9998999834060669,"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/T10138","display_name":"Network Traffic and Congestion Control","score":0.9993000030517578,"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/T12720","display_name":"Multimedia Communication and Technology","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.8090900182723999},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7764650583267212},{"id":"https://openalex.org/keywords/iptv","display_name":"IPTV","score":0.7403076887130737},{"id":"https://openalex.org/keywords/quality-of-experience","display_name":"Quality of experience","score":0.5807939767837524},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.5598278045654297},{"id":"https://openalex.org/keywords/video-quality","display_name":"Video quality","score":0.5346075296401978},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.51444011926651},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5048878788948059},{"id":"https://openalex.org/keywords/packet-loss","display_name":"Packet loss","score":0.4720260202884674},{"id":"https://openalex.org/keywords/jitter","display_name":"Jitter","score":0.4412417411804199},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4241666793823242},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.30081820487976074},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25371795892715454},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0891956090927124}],"concepts":[{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.8090900182723999},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7764650583267212},{"id":"https://openalex.org/C2776855496","wikidata":"https://www.wikidata.org/wiki/Q177518","display_name":"IPTV","level":2,"score":0.7403076887130737},{"id":"https://openalex.org/C2779333187","wikidata":"https://www.wikidata.org/wiki/Q3132648","display_name":"Quality of experience","level":3,"score":0.5807939767837524},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.5598278045654297},{"id":"https://openalex.org/C103910844","wikidata":"https://www.wikidata.org/wiki/Q2631256","display_name":"Video quality","level":3,"score":0.5346075296401978},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.51444011926651},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5048878788948059},{"id":"https://openalex.org/C54108766","wikidata":"https://www.wikidata.org/wiki/Q391064","display_name":"Packet loss","level":3,"score":0.4720260202884674},{"id":"https://openalex.org/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.4412417411804199},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4241666793823242},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.30081820487976074},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25371795892715454},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0891956090927124},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tbc.2009.2019419","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2009.2019419","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"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 Broadcasting","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1853020021","https://openalex.org/W1969933687","https://openalex.org/W2026803050","https://openalex.org/W2099040451","https://openalex.org/W2113464609","https://openalex.org/W2551450910","https://openalex.org/W2947314382"],"related_works":["https://openalex.org/W2772289118","https://openalex.org/W2775175000","https://openalex.org/W2558980543","https://openalex.org/W2354113885","https://openalex.org/W2399512312","https://openalex.org/W2136238146","https://openalex.org/W2269355511","https://openalex.org/W2982235744","https://openalex.org/W2068552192","https://openalex.org/W2111755990"],"abstract_inverted_index":{"Growing":[0],"numbers":[1],"of":[2,17,41,117,126,137],"service":[3],"providers":[4,75],"are":[5],"implementing":[6],"video":[7,42,55,89,149],"services":[8],"over":[9],"IP":[10,58,100,178],"networks,":[11],"and":[12,52,81,99,113,128,162,165,176,188],"discovering":[13],"the":[14,38,96,115,118,160,172,177],"unique":[15],"challenges":[16],"providing":[18],"a":[19,33,124,166],"high":[20,39],"quality-of-experience":[21],"(QoE)":[22],"to":[23,37,44,50,84,104,133,140,180],"subscribers.":[24],"Delivering":[25],"consistent":[26],"QoE":[27],"in":[28,57,79,159],"packet-switched":[29],"networks":[30,61,83,98],"can":[31],"be":[32],"complex":[34],"proposition":[35],"due":[36],"sensitivity":[40],"traffic":[43],"packet":[45,106,182],"loss,":[46],"as":[47,49,91,93,134],"well":[48,92],"delay":[51],"jitter.":[53],"Preserving":[54],"quality":[56,116,189],"Television":[59],"(IPTV)":[60],"that":[62,87],"mostly":[63],"rely":[64],"on":[65],"copper":[66],"access":[67],"lines":[68],"poses":[69],"an":[70],"even":[71],"greater":[72],"challenge.":[73],"Service":[74],"need":[76],"intelligent":[77],"mechanisms":[78],"core":[80,127,161],"distribution":[82],"prevent":[85],"congestion":[86],"deteriorates":[88],"quality,":[90],"intelligence":[94],"between":[95,171],"aggregation":[97,163,174],"set-top":[101],"box":[102],"(STB)":[103],"repair":[105],"losses,":[107,183],"speed":[108],"up":[109],"channel":[110,185],"change":[111,186],"times":[112,187],"monitor":[114],"subscriber":[119],"experience.":[120],"This":[121],"paper":[122],"discusses":[123],"series":[125],"aggregation-layer":[129],"approaches,":[130],"collectively":[131],"referred":[132],"Visual":[135],"Quality":[136],"Experience":[138],"(VQE)":[139],"address":[141,181],"these":[142],"issues.":[143],"The":[144],"VQE":[145],"approach":[146],"encompasses":[147],"on-path":[148],"connection":[150],"admission":[151],"control":[152],"(CAC)":[153],"employing":[154],"Resource":[155],"ReSerVation":[156],"Protocol":[157],"(RSVP)":[158],"layers,":[164],"real-time":[167],"signaling":[168],"mechanism":[169],"operating":[170],"provider":[173],"edge":[175],"STBs":[179],"long":[184],"monitoring.":[190]},"counts_by_year":[{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":7},{"year":2012,"cited_by_count":9}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}