{"id":"https://openalex.org/W2057069124","doi":"https://doi.org/10.1145/1971519.1971558","title":"On the impact of the GOP size in an H.264/AVC-to-SVC transcoder with temporal scalability","display_name":"On the impact of the GOP size in an H.264/AVC-to-SVC transcoder with temporal scalability","publication_year":2010,"publication_date":"2010-11-08","ids":{"openalex":"https://openalex.org/W2057069124","doi":"https://doi.org/10.1145/1971519.1971558","mag":"2057069124"},"language":"en","primary_location":{"id":"doi:10.1145/1971519.1971558","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1971519.1971558","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Conference on Advances in Mobile Computing and Multimedia","raw_type":"proceedings-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/A5067543998","display_name":"Rosario Garrido-Cantos","orcid":null},"institutions":[{"id":"https://openalex.org/I79189158","display_name":"University of Castilla-La Mancha","ror":"https://ror.org/05r78ng12","country_code":"ES","type":"education","lineage":["https://openalex.org/I79189158"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Rosario Garrido-Cantos","raw_affiliation_strings":["University of Castilla-La Mancha, Albacete, Spain","University of Castilla-La Mancha , Albacete , Spain"],"affiliations":[{"raw_affiliation_string":"University of Castilla-La Mancha, Albacete, Spain","institution_ids":["https://openalex.org/I79189158"]},{"raw_affiliation_string":"University of Castilla-La Mancha , Albacete , Spain","institution_ids":["https://openalex.org/I79189158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100739715","display_name":"Jos\u00e9 Luis Mart\u00ednez","orcid":"https://orcid.org/0000-0001-5119-2418"},"institutions":[{"id":"https://openalex.org/I79189158","display_name":"University of Castilla-La Mancha","ror":"https://ror.org/05r78ng12","country_code":"ES","type":"education","lineage":["https://openalex.org/I79189158"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jose Luis Martinez","raw_affiliation_strings":["University of Castilla-La Mancha, Albacete, Spain","University of Castilla-La Mancha , Albacete , Spain"],"affiliations":[{"raw_affiliation_string":"University of Castilla-La Mancha, Albacete, Spain","institution_ids":["https://openalex.org/I79189158"]},{"raw_affiliation_string":"University of Castilla-La Mancha , Albacete , Spain","institution_ids":["https://openalex.org/I79189158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006902793","display_name":"Pedro Cuenca","orcid":"https://orcid.org/0000-0002-2791-0165"},"institutions":[{"id":"https://openalex.org/I79189158","display_name":"University of Castilla-La Mancha","ror":"https://ror.org/05r78ng12","country_code":"ES","type":"education","lineage":["https://openalex.org/I79189158"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Pedro Cuenca","raw_affiliation_strings":["University of Castilla-La Mancha, Albacete, Spain","University of Castilla-La Mancha , Albacete , Spain"],"affiliations":[{"raw_affiliation_string":"University of Castilla-La Mancha, Albacete, Spain","institution_ids":["https://openalex.org/I79189158"]},{"raw_affiliation_string":"University of Castilla-La Mancha , Albacete , Spain","institution_ids":["https://openalex.org/I79189158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005046438","display_name":"A. Garrido","orcid":"https://orcid.org/0000-0003-2630-6721"},"institutions":[{"id":"https://openalex.org/I79189158","display_name":"University of Castilla-La Mancha","ror":"https://ror.org/05r78ng12","country_code":"ES","type":"education","lineage":["https://openalex.org/I79189158"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio Garrido","raw_affiliation_strings":["University of Castilla-La Mancha, Albacete, Spain","University of Castilla-La Mancha , Albacete , Spain"],"affiliations":[{"raw_affiliation_string":"University of Castilla-La Mancha, Albacete, Spain","institution_ids":["https://openalex.org/I79189158"]},{"raw_affiliation_string":"University of Castilla-La Mancha , Albacete , Spain","institution_ids":["https://openalex.org/I79189158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046812620","display_name":"Jan De Cock","orcid":"https://orcid.org/0009-0003-5837-6609"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Jan De Cock","raw_affiliation_strings":["Ghent University--IBBT, bus Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Ghent University--IBBT, bus Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113579650","display_name":"Sebastiaan Van Leuven","orcid":null},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Sebastiaan Van Leuven","raw_affiliation_strings":["Ghent University--IBBT, bus Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Ghent University--IBBT, bus Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017556432","display_name":"Rik Van de Walle","orcid":"https://orcid.org/0000-0002-7491-5145"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Rik Van de Walle","raw_affiliation_strings":["Ghent University--IBBT, bus Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Ghent University--IBBT, bus Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5067543998"],"corresponding_institution_ids":["https://openalex.org/I79189158"],"apc_list":null,"apc_paid":null,"fwci":0.3383,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.57854966,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"226","last_page":"233"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":1.0,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9976999759674072,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9976999759674072,"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/transcoding","display_name":"Transcoding","score":0.91712486743927},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7216163873672485},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6694901585578918},{"id":"https://openalex.org/keywords/scalable-video-coding","display_name":"Scalable Video Coding","score":0.6062778830528259},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3674471378326416},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.1780383586883545}],"concepts":[{"id":"https://openalex.org/C134535813","wikidata":"https://www.wikidata.org/wiki/Q1888734","display_name":"Transcoding","level":2,"score":0.91712486743927},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7216163873672485},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6694901585578918},{"id":"https://openalex.org/C133529210","wikidata":"https://www.wikidata.org/wiki/Q1076113","display_name":"Scalable Video Coding","level":3,"score":0.6062778830528259},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3674471378326416},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.1780383586883545},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1971519.1971558","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1971519.1971558","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Conference on Advances in Mobile Computing and Multimedia","raw_type":"proceedings-article"},{"id":"pmh:oai:archive.ugent.be:1146535","is_oa":false,"landing_page_url":"http://hdl.handle.net/1854/LU-1146535","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISBN: 9781450304405","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.4099999964237213,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G5093319788","display_name":null,"funder_award_id":"CSD2006-00046TIN2009-14475-C04","funder_id":"https://openalex.org/F4320321595","funder_display_name":"Federaci\u00f3n Espa\u00f1ola de Enfermedades Raras"}],"funders":[{"id":"https://openalex.org/F4320321595","display_name":"Federaci\u00f3n Espa\u00f1ola de Enfermedades Raras","ror":"https://ror.org/0348bpk17"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W832984975","https://openalex.org/W1508829414","https://openalex.org/W2026582067","https://openalex.org/W2029142287","https://openalex.org/W2130322700","https://openalex.org/W2133597297","https://openalex.org/W2141398835","https://openalex.org/W2151402451","https://openalex.org/W2240901055"],"related_works":["https://openalex.org/W2138990508","https://openalex.org/W1509136814","https://openalex.org/W2368887849","https://openalex.org/W2165145843","https://openalex.org/W2639426628","https://openalex.org/W2130280125","https://openalex.org/W165788518","https://openalex.org/W2126949107","https://openalex.org/W2107251209","https://openalex.org/W2072702029"],"abstract_inverted_index":{"Scalable":[0],"Video":[1,12],"Coding":[2,13],"(SVC)":[3],"is":[4,108,117,131],"a":[5,90,126],"recent":[6],"extension":[7],"of":[8,26,45,80,113,120,128],"the":[9,19,36,40,63,72,75,111,114,121,135],"ISO/ITU":[10],"Advanced":[11],"(H.264/AVC)":[14],"standard,":[15],"which":[16],"allows":[17],"adapting":[18],"bitstream":[20,38,148,155],"easily":[21],"by":[22],"dropping":[23],"some":[24],"parts":[25],"it":[27],"named":[28],"as":[29],"layers.":[30],"This":[31],"adaptation":[32],"makes":[33],"possible":[34],"that":[35,159],"same":[37],"meets":[39],"requirements":[41],"for":[42,84,100],"reliable":[43],"delivery":[44],"video":[46],"to":[47,68,89,106,144,152],"diverse":[48],"clients":[49],"over":[50],"heterogeneous":[51],"networks":[52],"using":[53],"temporal,":[54],"spatial":[55],"or":[56,60],"SNR":[57],"scalability,":[58],"combined":[59],"separately.":[61],"Since":[62],"SVC":[64,107],"design":[65],"requires":[66],"scalability":[67,88,102,151],"be":[69,142],"provided":[70],"at":[71],"encoder":[73],"side,":[74],"existing":[76],"contents":[77,86],"cannot":[78],"benefit":[79],"it.":[81],"Efficient":[82],"techniques":[83],"converting":[85],"without":[87,149],"scalable":[91],"format":[92],"are":[93],"desirable.":[94],"In":[95],"this":[96,139],"paper,":[97],"an":[98,146],"approach":[99],"temporal":[101,150,161],"transcoding":[103],"from":[104],"H.264/AVC":[105,147,154],"presented":[109],"and":[110],"impact":[112],"GOP":[115,122],"size":[116,123],"analyzed.":[118],"Independently":[119],"chosen,":[124],"around":[125],"60%":[127],"time":[129],"saving":[130],"achieved":[132],"while":[133],"maintaining":[134],"coding":[136],"efficiency.":[137],"Moreover,":[138],"technique":[140],"could":[141],"used":[143],"transform":[145],"another":[153],"with":[156],"hierarchical":[157],"structures":[158],"provides":[160],"scalability.":[162]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
