{"id":"https://openalex.org/W3113783767","doi":"https://doi.org/10.23919/eusipco47968.2020.9287551","title":"Hardware Architecture for the Regular Interpolation Filter of the AV1 Video Coding Standard","display_name":"Hardware Architecture for the Regular Interpolation Filter of the AV1 Video Coding Standard","publication_year":2020,"publication_date":"2020-12-18","ids":{"openalex":"https://openalex.org/W3113783767","doi":"https://doi.org/10.23919/eusipco47968.2020.9287551","mag":"3113783767"},"language":"en","primary_location":{"id":"doi:10.23919/eusipco47968.2020.9287551","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco47968.2020.9287551","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 28th European Signal Processing Conference (EUSIPCO)","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/A5035874691","display_name":"Daiane Freitas","orcid":"https://orcid.org/0000-0002-1355-2782"},"institutions":[{"id":"https://openalex.org/I110676245","display_name":"Universidade Cat\u00f3lica de Pelotas","ror":"https://ror.org/0376myh60","country_code":"BR","type":"education","lineage":["https://openalex.org/I110676245"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Daiane Freitas","raw_affiliation_strings":["Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas (UCPel), Pelotas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas (UCPel), Pelotas, Brazil","institution_ids":["https://openalex.org/I110676245"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107908593","display_name":"Rafael da Silva","orcid":null},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rafael da Silva","raw_affiliation_strings":["Graduate Program on Microelectronics, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Program on Microelectronics, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065632725","display_name":"\u00cdcaro Siqueira","orcid":null},"institutions":[{"id":"https://openalex.org/I110676245","display_name":"Universidade Cat\u00f3lica de Pelotas","ror":"https://ror.org/0376myh60","country_code":"BR","type":"education","lineage":["https://openalex.org/I110676245"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Icaro Siqueira","raw_affiliation_strings":["Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas (UCPel), Pelotas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas (UCPel), Pelotas, Brazil","institution_ids":["https://openalex.org/I110676245"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020740463","display_name":"Cl\u00e1udio Diniz","orcid":"https://orcid.org/0000-0002-5019-3715"},"institutions":[{"id":"https://openalex.org/I110676245","display_name":"Universidade Cat\u00f3lica de Pelotas","ror":"https://ror.org/0376myh60","country_code":"BR","type":"education","lineage":["https://openalex.org/I110676245"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Claudio M. Diniz","raw_affiliation_strings":["Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas (UCPel), Pelotas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas (UCPel), Pelotas, Brazil","institution_ids":["https://openalex.org/I110676245"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108043721","display_name":"Ricardo Reis","orcid":"https://orcid.org/0000-0001-5781-5858"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Ricardo A. L. Reis","raw_affiliation_strings":["Graduate Program on Microelectronics, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Program on Microelectronics, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016210524","display_name":"Mateus Grellert","orcid":"https://orcid.org/0000-0003-0600-7054"},"institutions":[{"id":"https://openalex.org/I4104125","display_name":"Universidade Federal de Santa Catarina","ror":"https://ror.org/041akq887","country_code":"BR","type":"education","lineage":["https://openalex.org/I4104125"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Mateus Grellert","raw_affiliation_strings":["Embedded Computing Lab, Federal University of Santa Catarina (UFSC), Florianop\u00f3lis,, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Embedded Computing Lab, Federal University of Santa Catarina (UFSC), Florianop\u00f3lis,, Brazil","institution_ids":["https://openalex.org/I4104125"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1878,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.79781789,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"560","last_page":"564"},"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9994000196456909,"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":0.9976999759674072,"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/computer-science","display_name":"Computer science","score":0.7328344583511353},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.6917786598205566},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.625957190990448},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.5905832052230835},{"id":"https://openalex.org/keywords/hardware-architecture","display_name":"Hardware architecture","score":0.515238344669342},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4803718030452728},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4617716073989868},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.4460507333278656},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.40268248319625854},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3834187686443329},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.2296629250049591},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19991350173950195},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.17796596884727478},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.0791710913181305},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07053005695343018}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7328344583511353},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.6917786598205566},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.625957190990448},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.5905832052230835},{"id":"https://openalex.org/C65232700","wikidata":"https://www.wikidata.org/wiki/Q5656403","display_name":"Hardware architecture","level":3,"score":0.515238344669342},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4803718030452728},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4617716073989868},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.4460507333278656},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.40268248319625854},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3834187686443329},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.2296629250049591},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19991350173950195},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.17796596884727478},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0791710913181305},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07053005695343018},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/eusipco47968.2020.9287551","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco47968.2020.9287551","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 28th European Signal Processing Conference (EUSIPCO)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2001254103","https://openalex.org/W2476216960","https://openalex.org/W2476386149","https://openalex.org/W2505609860","https://openalex.org/W2513067770","https://openalex.org/W2561008510","https://openalex.org/W2611249160","https://openalex.org/W2799708786","https://openalex.org/W2888972186","https://openalex.org/W2891639355","https://openalex.org/W2907366214","https://openalex.org/W2911857318","https://openalex.org/W2943535453","https://openalex.org/W4236209348"],"related_works":["https://openalex.org/W2085033728","https://openalex.org/W4285411112","https://openalex.org/W2171299904","https://openalex.org/W1647606319","https://openalex.org/W2922442631","https://openalex.org/W4390494008","https://openalex.org/W2053596378","https://openalex.org/W2168523118","https://openalex.org/W2073639911","https://openalex.org/W1998512593"],"abstract_inverted_index":{"This":[0],"work":[1,22],"proposes":[2],"a":[3],"hardware":[4],"architecture":[5,43,71],"for":[6],"fractional-pixel":[7],"interpolation":[8,47],"filter":[9],"defined":[10],"in":[11,20],"the":[12,25,32,45,50,73],"royalty-free":[13],"AV1":[14,26,51],"video":[15,64],"coding":[16],"standard.":[17],"Analysis":[18],"conducted":[19],"this":[21],"shows":[23],"that":[24],"Regular":[27,52],"family":[28,53],"of":[29,49,60],"filters":[30,48],"has":[31],"highest":[33,74],"usage":[34],"especially":[35],"when":[36],"considering":[37],"high":[38],"resolution":[39,65],"videos.":[40],"The":[41,69],"proposed":[42,70],"implements":[44],"15":[46],"and":[54],"is":[55],"capable":[56],"to":[57,62,77],"interpolate":[58],"videos":[59],"up":[61],"8K":[63],"at":[66],"120":[67],"fps.":[68],"achieves":[72],"throughput":[75],"compared":[76],"related":[78],"works.":[79]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}