{"id":"https://openalex.org/W2023012296","doi":"https://doi.org/10.2298/csis1001189w","title":"The design and evaluation of hierarchical multi-level parallelisms for H.264 encoder on multi-core architecture","display_name":"The design and evaluation of hierarchical multi-level parallelisms for H.264 encoder on multi-core architecture","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W2023012296","doi":"https://doi.org/10.2298/csis1001189w","mag":"2023012296"},"language":"en","primary_location":{"is_oa":true,"landing_page_url":"https://doi.org/10.2298/csis1001189w","pdf_url":"http://www.doiserbia.nb.rs/ft.aspx?id=1820-02141001189W","source":{"id":"https://openalex.org/S206939107","display_name":"Computer Science and Information Systems","issn_l":"1820-0214","issn":["1820-0214","2406-1018"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310321031","host_organization_name":"ComSIS Consortium","host_organization_lineage":["https://openalex.org/P4310321031"],"host_organization_lineage_names":["ComSIS Consortium"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true},"type":"article","type_crossref":"journal-article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"http://www.doiserbia.nb.rs/ft.aspx?id=1820-02141001189W","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042651162","display_name":"Haitao Wei","orcid":"https://orcid.org/0000-0001-5235-8619"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haitao Wei","raw_affiliation_strings":["School of Computer Science & Technology, Huazhong University of Science & Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science & Technology, Huazhong University of Science & Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100624237","display_name":"Junqing Yu","orcid":"https://orcid.org/0000-0001-7057-0402"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Junqing","raw_affiliation_strings":["School of Computer Science & Technology, Huazhong University of Science & Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science & Technology, Huazhong University of Science & Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100392353","display_name":"Li Jiang","orcid":"https://orcid.org/0000-0001-7058-6957"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Jiang","raw_affiliation_strings":["School of Computer Science & Technology, Huazhong University of Science & Technology, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science & Technology, Huazhong University of Science & Technology, Wuhan, China","institution_ids":["https://openalex.org/I47720641"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":0,"currency":"USD","value_usd":0,"provenance":"doaj"},"apc_paid":null,"fwci":0.675,"has_fulltext":true,"fulltext_origin":"pdf","cited_by_count":3,"citation_normalized_percentile":{"value":0.661476,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":75,"max":77},"biblio":{"volume":"7","issue":"1","first_page":"189","last_page":"200"},"is_retracted":false,"is_paratext":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":0.9928,"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/T12720","display_name":"Multimedia Communication and Technology","score":0.9918,"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/speedup","display_name":"Speedup","score":0.80971265},{"id":"https://openalex.org/keywords/simd","display_name":"SIMD","score":0.7374035},{"id":"https://openalex.org/keywords/xeon","display_name":"Xeon","score":0.44688624},{"id":"https://openalex.org/keywords/macroblock","display_name":"Macroblock","score":0.44052428},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.4256465},{"id":"https://openalex.org/keywords/single-core","display_name":"Single-core","score":0.41247746}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.89745307},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.80971265},{"id":"https://openalex.org/C150552126","wikidata":"https://www.wikidata.org/wiki/Q339387","display_name":"SIMD","level":2,"score":0.7374035},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.65440744},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.5382357},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5349855},{"id":"https://openalex.org/C61483411","wikidata":"https://www.wikidata.org/wiki/Q3124522","display_name":"Data parallelism","level":3,"score":0.46343097},{"id":"https://openalex.org/C145108525","wikidata":"https://www.wikidata.org/wiki/Q656154","display_name":"Xeon","level":2,"score":0.44688624},{"id":"https://openalex.org/C124828224","wikidata":"https://www.wikidata.org/wiki/Q2632668","display_name":"Macroblock","level":3,"score":0.44052428},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.4256465},{"id":"https://openalex.org/C2780365336","wikidata":"https://www.wikidata.org/wiki/Q25047934","display_name":"Single-core","level":2,"score":0.41247746},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.33324042},{"id":"https://openalex.org/C2781172179","wikidata":"https://www.wikidata.org/wiki/Q853109","display_name":"Parallelism (grammar)","level":2,"score":0.31178117},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.20178738},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1773347},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.08980963},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"is_oa":true,"landing_page_url":"https://doi.org/10.2298/csis1001189w","pdf_url":"http://www.doiserbia.nb.rs/ft.aspx?id=1820-02141001189W","source":{"id":"https://openalex.org/S206939107","display_name":"Computer Science and Information Systems","issn_l":"1820-0214","issn":["1820-0214","2406-1018"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310321031","host_organization_name":"ComSIS Consortium","host_organization_lineage":["https://openalex.org/P4310321031"],"host_organization_lineage_names":["ComSIS Consortium"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true},{"is_oa":true,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.429.9626","pdf_url":"http://www.doiserbia.nb.rs/img/doi/1820-0214/2010/1820-02141001189W.pdf","source":{"id":"https://openalex.org/S4306400349","display_name":"CiteSeer X (The Pennsylvania State University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I130769515","host_organization_name":"Pennsylvania State University","host_organization_lineage":["https://openalex.org/I130769515"],"host_organization_lineage_names":["Pennsylvania State University"],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false}],"best_oa_location":{"is_oa":true,"landing_page_url":"https://doi.org/10.2298/csis1001189w","pdf_url":"http://www.doiserbia.nb.rs/ft.aspx?id=1820-02141001189W","source":{"id":"https://openalex.org/S206939107","display_name":"Computer Science and Information Systems","issn_l":"1820-0214","issn":["1820-0214","2406-1018"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310321031","host_organization_name":"ComSIS Consortium","host_organization_lineage":["https://openalex.org/P4310321031"],"host_organization_lineage_names":["ComSIS Consortium"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true},"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":12,"referenced_works":["https://openalex.org/W1508344514","https://openalex.org/W1913772042","https://openalex.org/W2005471796","https://openalex.org/W2024329410","https://openalex.org/W2047078096","https://openalex.org/W2120230074","https://openalex.org/W2127453409","https://openalex.org/W2140199336","https://openalex.org/W2154283225","https://openalex.org/W2157575488","https://openalex.org/W2159242173","https://openalex.org/W2168328500"],"related_works":["https://openalex.org/W47034296","https://openalex.org/W2929736795","https://openalex.org/W2388391160","https://openalex.org/W2300162960","https://openalex.org/W2255048617","https://openalex.org/W2160476201","https://openalex.org/W2113780579","https://openalex.org/W2056079253","https://openalex.org/W1587248296","https://openalex.org/W1496703677"],"abstract_inverted_index":{"As":[0],"a":[1,59,87,96],"video":[2],"coding":[3,26,79],"standard,":[4],"H.264":[5,35],"achieves":[6,116],"high":[7,25,100],"compress":[8],"rate":[9],"while":[10],"keeping":[11],"good":[12,97],"fidelity.":[13],"But":[14],"it":[15],"requires":[16],"more":[17],"intensive":[18],"computation":[19],"than":[20],"before":[21],"to":[22,75,89,94],"get":[23],"such":[24],"performance.":[27],"A":[28],"Hierarchical":[29],"Multi-level":[30],"Parallelisms":[31],"(HMLP)":[32],"framework":[33,62],"for":[34,110],"encoder":[36],"is":[37,56],"proposed":[38],"which":[39],"integrates":[40],"four":[41],"level":[42,54,83],"parallelisms":[43],"-":[44],"frame-level,":[45],"slice-level,":[46],"macroblock-level":[47],"and":[48,63,68,102],"data-level":[49],"into":[50],"one":[51],"implementation.":[52],"Each":[53],"parallelism":[55],"designed":[57],"in":[58],"hierarchical":[60],"parallel":[61,92],"mapped":[64],"onto":[65],"the":[66,76,117],"multi-cores":[67],"SIMD":[69,131],"units":[70],"on":[71,81,125],"multi-core":[72],"architecture.":[73],"According":[74],"analysis":[77],"of":[78,119],"performance":[80],"each":[82],"parallelism,":[84],"we":[85],"propose":[86],"method":[88,115],"combine":[90],"different":[91],"levels":[93],"attain":[95],"compromise":[98],"between":[99],"speedup":[101,118],"low":[103],"bit-rate.":[104],"The":[105],"experimental":[106],"results":[107],"show":[108],"that":[109],"CIF":[111],"format":[112],"video,":[113],"our":[114],"33.57x-42.3x":[120],"with":[121,130],"1.04x-1.08x":[122],"bit-rate":[123],"increasing":[124],"8-core":[126],"Intel":[127],"Xeon":[128],"processor":[129],"Technology.":[132]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2023012296","counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2024-12-09T21:38:54.233032","created_date":"2016-06-24"}