{"id":"https://openalex.org/W3087792758","doi":"https://doi.org/10.1109/sips50750.2020.9195224","title":"Complexity Estimation for Load Balancing of 360-Degree Intra Versatile Video Coding","display_name":"Complexity Estimation for Load Balancing of 360-Degree Intra Versatile Video Coding","publication_year":2020,"publication_date":"2020-09-23","ids":{"openalex":"https://openalex.org/W3087792758","doi":"https://doi.org/10.1109/sips50750.2020.9195224","mag":"3087792758"},"language":"en","primary_location":{"id":"doi:10.1109/sips50750.2020.9195224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sips50750.2020.9195224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Workshop on Signal Processing Systems (SiPS)","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/A5066361832","display_name":"Jose N. Filipe","orcid":"https://orcid.org/0000-0002-9421-8072"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Jose N. Filipe","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090202814","display_name":"J. Carreira","orcid":"https://orcid.org/0000-0002-5711-5875"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"J. Carreira","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019228689","display_name":"L. Tavora","orcid":"https://orcid.org/0000-0002-8580-1979"},"institutions":[{"id":"https://openalex.org/I169427155","display_name":"Instituto Polit\u00e9cnico de Leiria","ror":"https://ror.org/010dvvh94","country_code":"PT","type":"education","lineage":["https://openalex.org/I169427155"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Luis M. N. Tavora","raw_affiliation_strings":["ESTG, Polytechnic of Leiria, Leiria, Portugal"],"affiliations":[{"raw_affiliation_string":"ESTG, Polytechnic of Leiria, Leiria, Portugal","institution_ids":["https://openalex.org/I169427155"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016506001","display_name":"S\u00e9rgio M. M. de Faria","orcid":"https://orcid.org/0000-0002-0993-9124"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Sergio M. M. Faria","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088618768","display_name":"Ant\u00f3nio Navarro","orcid":"https://orcid.org/0000-0002-8692-943X"},"institutions":[{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Antonio Navarro","raw_affiliation_strings":["Universidade de Aveiro, Aveiro, Portugal"],"affiliations":[{"raw_affiliation_string":"Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025962039","display_name":"Pedro Assun\u00e7\u00e3o","orcid":"https://orcid.org/0000-0001-9539-8311"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Pedro A. A. Assuncao","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5066361832"],"corresponding_institution_ids":["https://openalex.org/I4210120471"],"apc_list":null,"apc_paid":null,"fwci":0.9092,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.74364714,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9998000264167786,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9995999932289124,"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":0.7803210020065308},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6376153826713562},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.6361047625541687},{"id":"https://openalex.org/keywords/coding-tree-unit","display_name":"Coding tree unit","score":0.5836045742034912},{"id":"https://openalex.org/keywords/context-adaptive-binary-arithmetic-coding","display_name":"Context-adaptive binary arithmetic coding","score":0.5808035135269165},{"id":"https://openalex.org/keywords/multiview-video-coding","display_name":"Multiview Video Coding","score":0.461284339427948},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.461175799369812},{"id":"https://openalex.org/keywords/algorithmic-efficiency","display_name":"Algorithmic efficiency","score":0.4571615755558014},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4456774890422821},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.40943777561187744},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.4019051194190979},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3414686322212219},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.26920610666275024},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.2677079439163208},{"id":"https://openalex.org/keywords/video-processing","display_name":"Video processing","score":0.20743131637573242},{"id":"https://openalex.org/keywords/video-tracking","display_name":"Video tracking","score":0.19583457708358765},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11495441198348999},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07260677218437195}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7803210020065308},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6376153826713562},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.6361047625541687},{"id":"https://openalex.org/C190750250","wikidata":"https://www.wikidata.org/wiki/Q13533439","display_name":"Coding tree unit","level":3,"score":0.5836045742034912},{"id":"https://openalex.org/C175732694","wikidata":"https://www.wikidata.org/wiki/Q1128713","display_name":"Context-adaptive binary arithmetic coding","level":3,"score":0.5808035135269165},{"id":"https://openalex.org/C23431618","wikidata":"https://www.wikidata.org/wiki/Q1404672","display_name":"Multiview Video Coding","level":4,"score":0.461284339427948},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.461175799369812},{"id":"https://openalex.org/C116709606","wikidata":"https://www.wikidata.org/wiki/Q1296251","display_name":"Algorithmic efficiency","level":3,"score":0.4571615755558014},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4456774890422821},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.40943777561187744},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.4019051194190979},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3414686322212219},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.26920610666275024},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.2677079439163208},{"id":"https://openalex.org/C65483669","wikidata":"https://www.wikidata.org/wiki/Q3536669","display_name":"Video processing","level":2,"score":0.20743131637573242},{"id":"https://openalex.org/C202474056","wikidata":"https://www.wikidata.org/wiki/Q1931635","display_name":"Video tracking","level":3,"score":0.19583457708358765},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11495441198348999},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07260677218437195}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sips50750.2020.9195224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sips50750.2020.9195224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Workshop on Signal Processing Systems (SiPS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1483854707","https://openalex.org/W2042723076","https://openalex.org/W2047255179","https://openalex.org/W2056132907","https://openalex.org/W2087895971","https://openalex.org/W2576091093","https://openalex.org/W2611150724","https://openalex.org/W2794185600","https://openalex.org/W2810054506","https://openalex.org/W2889885332","https://openalex.org/W2892143093","https://openalex.org/W2912934387","https://openalex.org/W2921159673","https://openalex.org/W2937873055","https://openalex.org/W2970920603","https://openalex.org/W4212883601","https://openalex.org/W4292023222","https://openalex.org/W7053126446"],"related_works":["https://openalex.org/W2237847712","https://openalex.org/W1968317508","https://openalex.org/W4212979751","https://openalex.org/W2613214950","https://openalex.org/W801666017","https://openalex.org/W2072993124","https://openalex.org/W3105214063","https://openalex.org/W2019893573","https://openalex.org/W2083569394","https://openalex.org/W2908833932"],"abstract_inverted_index":{"The":[0,26],"ever":[1],"increasing":[2],"demand":[3],"for":[4,47,105],"image":[5],"and":[6,16,42,52,100,134,170],"video":[7],"content":[8],"poses":[9],"new":[10,21],"requirements":[11],"to":[12,34,73,117,153,180],"support":[13],"higher":[14],"resolutions":[15,51],"richer":[17],"representation":[18],"formats,":[19],"creating":[20],"challenges":[22],"in":[23],"coding":[24,37,57,97,123,161],"algorithms.":[25],"forthcoming":[27],"Versatile":[28],"Video":[29],"Coding":[30],"(VVC)":[31],"standard":[32],"aims":[33],"increase":[35],"the":[36,63,119,149,171,181,184],"efficiency":[38,58],"of":[39,65,92,121,148,168],"existing":[40],"algorithms":[41],"it":[43],"is":[44,115,144,158,163,174],"particularly":[45],"suitable":[46],"Ultra-High":[48],"Definition":[49],"(UHD)":[50],"360\u00b0":[53,93,185],"video.":[54],"However,":[55],"since":[56],"gains":[59],"are":[60,71,187],"obtained":[61,128],"at":[62],"cost":[64],"increased":[66],"complexity,":[67],"fast":[68],"computational":[69],"approaches":[70],"needed":[72],"cope":[74],"with":[75,165],"realtime":[76],"requirements,":[77],"such":[78],"as":[79],"parallel":[80,90],"processing.":[81],"Thus,":[82],"this":[83],"work":[84],"presents":[85],"a":[86,140],"contribution":[87],"towards":[88],"efficient":[89],"encoding":[91,172],"video,":[94],"based":[95],"on":[96],"complexity":[98,120,151,162],"estimation":[99],"nonuniform":[101],"data-level":[102],"splitting":[103],"(slice-based)":[104],"load":[106],"balancing":[107],"across":[108],"multiple":[109],"processors.":[110],"A":[111],"machine":[112],"learning":[113],"approach":[114],"proposed":[116],"estimate":[118],"intra":[122],"VVC,":[124],"using":[125],"uncorrelated":[126],"features,":[127],"through":[129],"Principal":[130],"Component":[131],"Analysis":[132],"(PCA)":[133],"Extremely":[135],"Randomised":[136],"Trees":[137],"(ERT).":[138],"Then,":[139],"complexity-balanced":[141],"slice":[142],"partition":[143],"devised,":[145],"taking":[146],"advantage":[147],"clustered":[150],"inherent":[152],"Equirectangular":[154],"Projection":[155],"(ERP).":[156],"It":[157],"shown":[159],"that":[160],"estimated":[164],"an":[166],"accuracy":[167],"92.25%,":[169],"time":[173],"reduced":[175],"by":[176],"8.50%,":[177],"when":[178],"compared":[179],"case":[182],"where":[183],"frames":[186],"evenly":[188],"split.":[189]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}