{"id":"https://openalex.org/W2034601063","doi":"https://doi.org/10.1145/2724942.2724946","title":"On the energy efficiency of parallel multi-core vs hardware accelerated HD video decoding","display_name":"On the energy efficiency of parallel multi-core vs hardware accelerated HD video decoding","publication_year":2015,"publication_date":"2015-01-22","ids":{"openalex":"https://openalex.org/W2034601063","doi":"https://doi.org/10.1145/2724942.2724946","mag":"2034601063"},"language":"en","primary_location":{"id":"doi:10.1145/2724942.2724946","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2724942.2724946","pdf_url":null,"source":{"id":"https://openalex.org/S4210187018","display_name":"ACM SIGBED Review","issn_l":"1551-3688","issn":["1551-3688"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGBED Review","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/A5042016706","display_name":"Yahia Benmoussa","orcid":"https://orcid.org/0000-0002-4130-8306"},"institutions":[{"id":"https://openalex.org/I161929037","display_name":"Universit\u00e9 de Bretagne Occidentale","ror":"https://ror.org/01b8h3982","country_code":"FR","type":"education","lineage":["https://openalex.org/I161929037"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Yahia Benmoussa","raw_affiliation_strings":["Univ. Bretagne Occidentale, France and Univ. M'hamed, Bougara, LIMOSE, Algeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Bretagne Occidentale, France and Univ. M'hamed, Bougara, LIMOSE, Algeria","institution_ids":["https://openalex.org/I161929037"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020001067","display_name":"Jalil Boukhobza","orcid":"https://orcid.org/0000-0002-2194-4006"},"institutions":[{"id":"https://openalex.org/I161929037","display_name":"Universit\u00e9 de Bretagne Occidentale","ror":"https://ror.org/01b8h3982","country_code":"FR","type":"education","lineage":["https://openalex.org/I161929037"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jalil Boukhobza","raw_affiliation_strings":["Univ. Bretagne Occidentale, Brest, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Bretagne Occidentale, Brest, France","institution_ids":["https://openalex.org/I161929037"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108377289","display_name":"Eric Senn","orcid":null},"institutions":[{"id":"https://openalex.org/I2802204017","display_name":"Universit\u00e9 de Bretagne Sud","ror":"https://ror.org/04ed7fw48","country_code":"FR","type":"education","lineage":["https://openalex.org/I2802204017"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Eric Senn","raw_affiliation_strings":["Univ. Bretagne Sud, Lorient, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Bretagne Sud, Lorient, France","institution_ids":["https://openalex.org/I2802204017"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026378841","display_name":"Djamel Benazzouz","orcid":null},"institutions":[{"id":"https://openalex.org/I3121272148","display_name":"University of Boumerdes","ror":"https://ror.org/02dveg925","country_code":"DZ","type":"education","lineage":["https://openalex.org/I3121272148"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"Djamel Benazzouz","raw_affiliation_strings":["Univ. M'hamed Bougara, LMSS, Boumerdes, Algeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. M'hamed Bougara, LMSS, Boumerdes, Algeria","institution_ids":["https://openalex.org/I3121272148"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2461,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.81067209,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"11","issue":"4","first_page":"25","last_page":"30"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998000264167786,"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":0.9998000264167786,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.994700014591217,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/decoding-methods","display_name":"Decoding methods","score":0.8566111922264099},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7879663705825806},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.6324399709701538},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.5719041228294373},{"id":"https://openalex.org/keywords/hardware-acceleration","display_name":"Hardware acceleration","score":0.5257973074913025},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5171715617179871},{"id":"https://openalex.org/keywords/single-core","display_name":"Single-core","score":0.5120776295661926},{"id":"https://openalex.org/keywords/core","display_name":"Core (optical fiber)","score":0.5112409591674805},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.5101571679115295},{"id":"https://openalex.org/keywords/video-decoder","display_name":"Video decoder","score":0.41286417841911316},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.35883212089538574},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.2357260286808014},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.12750524282455444},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12337911128997803},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.0704527199268341},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.06320726871490479},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0528109073638916}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.8566111922264099},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7879663705825806},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.6324399709701538},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.5719041228294373},{"id":"https://openalex.org/C13164978","wikidata":"https://www.wikidata.org/wiki/Q600158","display_name":"Hardware acceleration","level":3,"score":0.5257973074913025},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5171715617179871},{"id":"https://openalex.org/C2780365336","wikidata":"https://www.wikidata.org/wiki/Q25047934","display_name":"Single-core","level":2,"score":0.5120776295661926},{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.5112409591674805},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.5101571679115295},{"id":"https://openalex.org/C2776580754","wikidata":"https://www.wikidata.org/wiki/Q25098614","display_name":"Video decoder","level":3,"score":0.41286417841911316},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.35883212089538574},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.2357260286808014},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.12750524282455444},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12337911128997803},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0704527199268341},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.06320726871490479},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0528109073638916},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2724942.2724946","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2724942.2724946","pdf_url":null,"source":{"id":"https://openalex.org/S4210187018","display_name":"ACM SIGBED Review","issn_l":"1551-3688","issn":["1551-3688"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGBED Review","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.9100000262260437}],"awards":[],"funders":[{"id":"https://openalex.org/F4320327215","display_name":"R\u00e9gion Bretagne","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W972828318","https://openalex.org/W1633471522","https://openalex.org/W1964471912","https://openalex.org/W1976131008","https://openalex.org/W1993270515","https://openalex.org/W2008903603","https://openalex.org/W2016159536","https://openalex.org/W2028906808","https://openalex.org/W2035720033","https://openalex.org/W2038581741","https://openalex.org/W2089284311","https://openalex.org/W2110134128","https://openalex.org/W2110281642","https://openalex.org/W2115547150","https://openalex.org/W2122034328","https://openalex.org/W2154123046","https://openalex.org/W2166243422","https://openalex.org/W3004531124"],"related_works":["https://openalex.org/W2379147708","https://openalex.org/W2142016460","https://openalex.org/W2151223307","https://openalex.org/W2078233703","https://openalex.org/W2391909979","https://openalex.org/W2181785899","https://openalex.org/W3041000698","https://openalex.org/W2406856881","https://openalex.org/W2085485158","https://openalex.org/W2916554593"],"abstract_inverted_index":{"Hardware":[0],"video":[1,19,38,76,93,117,168],"accelerators":[2],"are":[3,172],"used":[4],"on":[5,27,44,102,158],"mobile":[6,108],"devices":[7,29],"to":[8,54,74,138],"provide":[9],"support":[10],"for":[11,164],"energy":[12,60,88,98,134,155,170],"efficient":[13],"real":[14,35],"time":[15,36],"High":[16],"definition":[17],"(HD)":[18],"decoding.":[20],"Recently,":[21],"the":[22,45,57,87,91,130,133,139,146,159],"rise":[23],"of":[24,59,64,86,90,141],"multi-core":[25,65,125,167],"architectures":[26],"those":[28],"increased":[30],"their":[31],"performances":[32],"and":[33,115,132],"make":[34],"HD":[37,126],"decoding":[39,94,127,149,169],"possible":[40],"using":[41],"parallel":[42,124,166],"processing":[43],"GPP":[46],"cores":[47],"only.":[48],"What":[49],"is":[50,56,150],"even":[51],"more":[52,154],"interesting":[53],"know":[55],"level":[58],"efficiency":[61,89,135,171],"these":[62],"kind":[63],"General":[66],"Purpuse":[67],"Processor":[68],"(GPP)":[69],"can":[70],"achieve":[71],"as":[72,136],"compared":[73,137],"hardware":[75,118,147],"accelerators.":[77],"In":[78],"this":[79],"paper,":[80],"we":[81],"propose":[82],"an":[83],"experimental":[84,160],"evaluation":[85],"two":[92],"approaches.":[95],"An":[96],"accurate":[97],"measurement":[99],"was":[100],"achieved":[101],"a":[103,111,116,142],"recent":[104],"low-power":[105],"40":[106],"nm":[107],"SoC":[109],"containing":[110],"quad-core":[112],"ARM":[113],"processors":[114],"accelerator.":[119],"The":[120],"results":[121],"show":[122],"that":[123],"enhances":[128],"both":[129],"performance":[131],"use":[140],"single":[143],"core.":[144],"However,":[145],"accelerated":[148],"about":[151],"three":[152],"times":[153],"efficient.":[156],"Based":[157],"observations,":[161],"some":[162],"challenges":[163],"enhancing":[165],"pointed":[173],"out.":[174]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2014,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
