{"id":"https://openalex.org/W3176015216","doi":"https://doi.org/10.1109/lascas51355.2021.9459136","title":"Exploring Operation Sharing in Directional Intra Frame Prediction of AV1 Video Coding","display_name":"Exploring Operation Sharing in Directional Intra Frame Prediction of AV1 Video Coding","publication_year":2021,"publication_date":"2021-02-21","ids":{"openalex":"https://openalex.org/W3176015216","doi":"https://doi.org/10.1109/lascas51355.2021.9459136","mag":"3176015216"},"language":"en","primary_location":{"id":"doi:10.1109/lascas51355.2021.9459136","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lascas51355.2021.9459136","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 12th Latin America Symposium on Circuits and System (LASCAS)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5021739446","display_name":"Luiz Neto","orcid":"https://orcid.org/0000-0002-7967-3130"},"institutions":[{"id":"https://openalex.org/I169248161","display_name":"Universidade Federal de Pelotas","ror":"https://ror.org/05msy9z54","country_code":"BR","type":"education","lineage":["https://openalex.org/I169248161"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Luiz Neto","raw_affiliation_strings":["Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil","institution_ids":["https://openalex.org/I169248161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003941120","display_name":"Marcel Corr\u00eaa","orcid":"https://orcid.org/0000-0001-9924-2859"},"institutions":[{"id":"https://openalex.org/I169248161","display_name":"Universidade Federal de Pelotas","ror":"https://ror.org/05msy9z54","country_code":"BR","type":"education","lineage":["https://openalex.org/I169248161"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Marcel Correa","raw_affiliation_strings":["Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil","institution_ids":["https://openalex.org/I169248161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014304350","display_name":"Daniel Palomino","orcid":"https://orcid.org/0000-0003-0409-8335"},"institutions":[{"id":"https://openalex.org/I169248161","display_name":"Universidade Federal de Pelotas","ror":"https://ror.org/05msy9z54","country_code":"BR","type":"education","lineage":["https://openalex.org/I169248161"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Daniel Palomino","raw_affiliation_strings":["Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil","institution_ids":["https://openalex.org/I169248161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070735330","display_name":"Luciano Agostini","orcid":"https://orcid.org/0000-0002-3421-5830"},"institutions":[{"id":"https://openalex.org/I169248161","display_name":"Universidade Federal de Pelotas","ror":"https://ror.org/05msy9z54","country_code":"BR","type":"education","lineage":["https://openalex.org/I169248161"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Luciano Agostini","raw_affiliation_strings":["Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil","institution_ids":["https://openalex.org/I169248161"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024570296","display_name":"Guilherme Corr\u00eaa","orcid":"https://orcid.org/0000-0002-2739-6194"},"institutions":[{"id":"https://openalex.org/I169248161","display_name":"Universidade Federal de Pelotas","ror":"https://ror.org/05msy9z54","country_code":"BR","type":"education","lineage":["https://openalex.org/I169248161"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Guilherme Correa","raw_affiliation_strings":["Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Video Technology Research Group (ViTech) \u2013 Federal University of Pelotas (UFPel), Brazil","institution_ids":["https://openalex.org/I169248161"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I169248161"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":null,"first_page":"1","last_page":"4"},"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":0.9993000030517578,"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":0.9958999752998352,"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/computer-science","display_name":"Computer science","score":0.8451148271560669},{"id":"https://openalex.org/keywords/bitstream","display_name":"Bitstream","score":0.7413123846054077},{"id":"https://openalex.org/keywords/compiler","display_name":"Compiler","score":0.5389329791069031},{"id":"https://openalex.org/keywords/bilinear-interpolation","display_name":"Bilinear interpolation","score":0.513230562210083},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5131786465644836},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.4621814489364624},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.43927350640296936},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.4190411865711212},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.38703471422195435},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.380509614944458},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2103915512561798},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.16373327374458313},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13750320672988892}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8451148271560669},{"id":"https://openalex.org/C136695289","wikidata":"https://www.wikidata.org/wiki/Q415568","display_name":"Bitstream","level":3,"score":0.7413123846054077},{"id":"https://openalex.org/C169590947","wikidata":"https://www.wikidata.org/wiki/Q47506","display_name":"Compiler","level":2,"score":0.5389329791069031},{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"score":0.513230562210083},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5131786465644836},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.4621814489364624},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.43927350640296936},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.4190411865711212},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.38703471422195435},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.380509614944458},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2103915512561798},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.16373327374458313},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13750320672988892},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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":1,"locations":[{"id":"doi:10.1109/lascas51355.2021.9459136","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lascas51355.2021.9459136","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 12th Latin America Symposium on Circuits and System (LASCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.4399999976158142,"id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2140199336","https://openalex.org/W2146395539","https://openalex.org/W2890655565","https://openalex.org/W2891639355","https://openalex.org/W2922302748","https://openalex.org/W2943511533","https://openalex.org/W2943535453","https://openalex.org/W2962685536","https://openalex.org/W3006340843","https://openalex.org/W3016678382","https://openalex.org/W3086212834"],"related_works":["https://openalex.org/W2119626116","https://openalex.org/W2165589608","https://openalex.org/W2137804590","https://openalex.org/W2005006301","https://openalex.org/W2352380146","https://openalex.org/W2130100961","https://openalex.org/W2037887240","https://openalex.org/W1994765432","https://openalex.org/W2186699851","https://openalex.org/W1987970309"],"abstract_inverted_index":{"AOMedia":[0],"Video":[1],"1":[2],"(AV1)":[3],"is":[4,48],"a":[5,56,110,129,136,148,163],"new":[6],"bitstream":[7],"format":[8],"for":[9,50,59,104,117],"royalty-free":[10],"open":[11],"source":[12],"video":[13,122],"coding,":[14],"developed":[15],"with":[16,27,109],"the":[17,33,43,60,78,105,170,175],"goal":[18],"of":[19,37,45,64,91,113,120,132,139,150,169],"providing":[20],"competitive":[21],"compression":[22],"rates":[23],"to":[24,32,147,162],"state-of-the-art":[25],"standards":[26],"high":[28,34],"image":[29],"quality.":[30],"Due":[31],"computational":[35],"cost":[36],"some":[38],"tools":[39],"included":[40],"in":[41,152,157],"AV1,":[42],"development":[44],"hardware":[46,57],"solutions":[47],"required":[49],"real-time":[51,118],"compression.":[52],"This":[53],"work":[54],"presents":[55],"solution":[58,164],"directional":[61,80],"intra-frame":[62],"prediction":[63,82,93],"AV1":[65],"that":[66,76,89],"explores":[67],"operation":[68,143],"sharing.":[69],"An":[70],"analysis":[71],"over":[72],"all":[73,92],"bilinear":[74],"filters":[75],"compose":[77],"56":[79],"intra":[81],"modes":[83],"was":[84,102],"performed":[85],"and":[86,135,155],"allowed":[87],"identifying":[88],"37%":[90],"operations":[94],"could":[95],"be":[96],"shared.":[97],"The":[98,126,142],"resulting":[99],"proposed":[100],"architecture":[101,127],"synthesized":[103],"TSMC":[106],"40nm":[107],"technology":[108],"target":[111],"frequency":[112],"1,296":[114],"MHz,":[115],"necessary":[116],"processing":[119],"4K":[121],"sequences":[123],"at":[124],"60fps.":[125],"achieved":[128,173],"power":[130,153],"dissipation":[131,154],"4,110":[133],"mW":[134],"circuit":[137,158],"area":[138,159],"584.845":[140],"Kgates.":[141],"sharing":[144],"strategy":[145],"led":[146],"decrease":[149],"1.08%":[151],"1.17%":[156],"when":[160],"compared":[161],"without":[165],"sharing,":[166],"on":[167],"top":[168],"automatic":[171],"optimizations":[172],"by":[174],"RTL":[176],"Compiler":[177],"tool.":[178]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}