{"id":"https://openalex.org/W2127678796","doi":"https://doi.org/10.1109/tbc.2009.2034511","title":"HDTV Subjective Quality of H.264 vs. MPEG-2, With and Without Packet Loss","display_name":"HDTV Subjective Quality of H.264 vs. MPEG-2, With and Without Packet Loss","publication_year":2009,"publication_date":"2009-11-17","ids":{"openalex":"https://openalex.org/W2127678796","doi":"https://doi.org/10.1109/tbc.2009.2034511","mag":"2127678796"},"language":"en","primary_location":{"id":"doi:10.1109/tbc.2009.2034511","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2009.2034511","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/A5044737070","display_name":"Margaret Pinson","orcid":"https://orcid.org/0000-0003-3369-4726"},"institutions":[{"id":"https://openalex.org/I4387155216","display_name":"National Telecommunications and Information Administration","ror":"https://ror.org/032241511","country_code":null,"type":"funder","lineage":["https://openalex.org/I1343035065","https://openalex.org/I4387155216"]},{"id":"https://openalex.org/I4210100297","display_name":"Institute for Telecommunication Sciences","ror":"https://ror.org/00mj5bc69","country_code":"US","type":"government","lineage":["https://openalex.org/I1343035065","https://openalex.org/I4210100297","https://openalex.org/I4387155216"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"M.H. Pinson","raw_affiliation_strings":["National Telecommunications and Information Administration, Institute of Telecommunication Sciences (NTIA/ITS), Boulder, CO, USA","Inst. for Telecommun. Sci. (NTIA/ITS), Nat. Telecommun. & Inf. Adm., Boulder, CO, USA"],"affiliations":[{"raw_affiliation_string":"National Telecommunications and Information Administration, Institute of Telecommunication Sciences (NTIA/ITS), Boulder, CO, USA","institution_ids":["https://openalex.org/I4210100297","https://openalex.org/I4387155216"]},{"raw_affiliation_string":"Inst. for Telecommun. Sci. (NTIA/ITS), Nat. Telecommun. & Inf. Adm., Boulder, CO, USA","institution_ids":["https://openalex.org/I4210100297"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000865647","display_name":"Stephen Wolf","orcid":null},"institutions":[{"id":"https://openalex.org/I4387155216","display_name":"National Telecommunications and Information Administration","ror":"https://ror.org/032241511","country_code":null,"type":"funder","lineage":["https://openalex.org/I1343035065","https://openalex.org/I4387155216"]},{"id":"https://openalex.org/I4210100297","display_name":"Institute for Telecommunication Sciences","ror":"https://ror.org/00mj5bc69","country_code":"US","type":"government","lineage":["https://openalex.org/I1343035065","https://openalex.org/I4210100297","https://openalex.org/I4387155216"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S. Wolf","raw_affiliation_strings":["National Telecommunications and Information Administration, Institute of Telecommunication Sciences (NTIA/ITS), Boulder, CO, USA","Inst. for Telecommun. Sci. (NTIA/ITS), Nat. Telecommun. & Inf. Adm., Boulder, CO, USA"],"affiliations":[{"raw_affiliation_string":"National Telecommunications and Information Administration, Institute of Telecommunication Sciences (NTIA/ITS), Boulder, CO, USA","institution_ids":["https://openalex.org/I4210100297","https://openalex.org/I4387155216"]},{"raw_affiliation_string":"Inst. for Telecommun. Sci. (NTIA/ITS), Nat. Telecommun. & Inf. Adm., Boulder, CO, USA","institution_ids":["https://openalex.org/I4210100297"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082211984","display_name":"Gregory W. Cermak","orcid":null},"institutions":[{"id":"https://openalex.org/I1302485747","display_name":"Verizon (United States)","ror":"https://ror.org/02vdyxx64","country_code":"US","type":"company","lineage":["https://openalex.org/I1302485747"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"G. Cermak","raw_affiliation_strings":["Verizon Laboratories, Waltham, MA, USA"],"affiliations":[{"raw_affiliation_string":"Verizon Laboratories, Waltham, MA, USA","institution_ids":["https://openalex.org/I1302485747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5044737070"],"corresponding_institution_ids":["https://openalex.org/I4210100297","https://openalex.org/I4387155216"],"apc_list":null,"apc_paid":null,"fwci":9.7071,"has_fulltext":false,"cited_by_count":59,"citation_normalized_percentile":{"value":0.98445017,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"56","issue":"1","first_page":"86","last_page":"91"},"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9923999905586243,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/packet-loss","display_name":"Packet loss","score":0.8162679672241211},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6947502493858337},{"id":"https://openalex.org/keywords/mpeg-2","display_name":"MPEG-2","score":0.5768629908561707},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5722631812095642},{"id":"https://openalex.org/keywords/bit-rate","display_name":"Bit rate","score":0.5613625049591064},{"id":"https://openalex.org/keywords/mpeg-4","display_name":"MPEG-4","score":0.5583091378211975},{"id":"https://openalex.org/keywords/high-definition-television","display_name":"High-definition television","score":0.5124593377113342},{"id":"https://openalex.org/keywords/video-quality","display_name":"Video quality","score":0.48055723309516907},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.45608776807785034},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.44142162799835205},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.37309032678604126},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3000657558441162},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2433432936668396},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2138778269290924},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1368548572063446},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12415167689323425},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08559626340866089}],"concepts":[{"id":"https://openalex.org/C54108766","wikidata":"https://www.wikidata.org/wiki/Q391064","display_name":"Packet loss","level":3,"score":0.8162679672241211},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6947502493858337},{"id":"https://openalex.org/C18446390","wikidata":"https://www.wikidata.org/wiki/Q273902","display_name":"MPEG-2","level":2,"score":0.5768629908561707},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5722631812095642},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.5613625049591064},{"id":"https://openalex.org/C97501218","wikidata":"https://www.wikidata.org/wiki/Q219763","display_name":"MPEG-4","level":3,"score":0.5583091378211975},{"id":"https://openalex.org/C2778129506","wikidata":"https://www.wikidata.org/wiki/Q133454","display_name":"High-definition television","level":2,"score":0.5124593377113342},{"id":"https://openalex.org/C103910844","wikidata":"https://www.wikidata.org/wiki/Q2631256","display_name":"Video quality","level":3,"score":0.48055723309516907},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.45608776807785034},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.44142162799835205},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.37309032678604126},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3000657558441162},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2433432936668396},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2138778269290924},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1368548572063446},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12415167689323425},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08559626340866089},{"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/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tbc.2009.2034511","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2009.2034511","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":6,"referenced_works":["https://openalex.org/W1499686906","https://openalex.org/W2101123132","https://openalex.org/W2103288709","https://openalex.org/W2110295664","https://openalex.org/W2163143265","https://openalex.org/W6629978346"],"related_works":["https://openalex.org/W1537595800","https://openalex.org/W2162070279","https://openalex.org/W2125658116","https://openalex.org/W2127552130","https://openalex.org/W2478677127","https://openalex.org/W2073473232","https://openalex.org/W4390697477","https://openalex.org/W2345720046","https://openalex.org/W2295545160","https://openalex.org/W2186218582"],"abstract_inverted_index":{"The":[0,51],"intent":[1],"of":[2,37,47,72,113],"H.264":[3,24,48,92,114,141],"(MPEG-4":[4],"Part":[5],"10)":[6],"was":[7,70],"to":[8,12,28,49,96],"achieve":[9],"equivalent":[10],"quality":[11,46,94,147],"previous":[13],"standards":[14],"(e.g.,":[15],"MPEG-2)":[16],"at":[17,98],"no":[18,99],"more":[19,100],"than":[20,101],"half":[21,102],"the":[22,44,55,67,87,103,107,111,131,137],"bit-rate.":[23],"is":[25],"commonly":[26,88],"felt":[27],"have":[29],"achieved":[30],"this":[31],"objective.":[32],"This":[33],"document":[34],"presents":[35],"results":[36,84,135],"an":[38],"HDTV":[39],"subjective":[40],"experiment":[41],"that":[42,91,140],"compared":[43],"perceptual":[45],"MPEG-2.":[50],"study":[52,138],"included":[53],"both":[54],"coding-only":[56,108],"impairment":[57],"case":[58],"and":[59,120],"a":[60,73,143,151],"coding":[61],"plus":[62],"packet":[63,68,79,132],"loss":[64,69,80,133],"case,":[65,134],"where":[66],"representative":[71],"well":[74],"managed":[75],"network":[76],"(0.02%":[77],"random":[78],"rate).":[81],"Subjective":[82],"testing":[83],"partially":[85],"uphold":[86],"held":[89],"claim":[90],"provides":[93],"similar":[95],"MPEG-2":[97,149],"bit":[104,118],"rate":[105,119],"for":[106],"case.":[109],"However,":[110],"advantage":[112],"diminishes":[115],"with":[116],"increasing":[117],"all":[121],"but":[122],"disappears":[123],"when":[124],"one":[125],"reaches":[126],"about":[127],"18":[128],"Mbps.":[129],"For":[130],"from":[136],"indicate":[139],"suffers":[142],"large":[144],"decrease":[145],"in":[146],"whereas":[148],"undergoes":[150],"much":[152],"smaller":[153],"decrease.":[154]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":9},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":13}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}