{"id":"https://openalex.org/W2728310595","doi":"https://doi.org/10.1109/icip.2017.8296781","title":"Video quality enhancement via QP adaptation based on perceptual coding maps","display_name":"Video quality enhancement via QP adaptation based on perceptual coding maps","publication_year":2017,"publication_date":"2017-09-01","ids":{"openalex":"https://openalex.org/W2728310595","doi":"https://doi.org/10.1109/icip.2017.8296781","mag":"2728310595"},"language":"en","primary_location":{"id":"doi:10.1109/icip.2017.8296781","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2017.8296781","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Conference on Image Processing (ICIP)","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/A5048482974","display_name":"Moschos A. Papadopoulos","orcid":"https://orcid.org/0000-0002-7630-7258"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"M. A. Papadopoulos","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Bristol, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080946364","display_name":"Yashas Rai","orcid":null},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I97188460","display_name":"Nantes Universit\u00e9","ror":"https://ror.org/03gnr7b55","country_code":"FR","type":"education","lineage":["https://openalex.org/I97188460"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Y. Rai","raw_affiliation_strings":["IRCCyN UMR CNRS 6597, University of Nantes, Nantes, FR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRCCyN UMR CNRS 6597, University of Nantes, Nantes, FR","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I97188460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053336934","display_name":"Angeliki Katsenou","orcid":"https://orcid.org/0000-0003-0081-4488"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"A. V. Katsenou","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Bristol, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053892487","display_name":"Dimitris K. Agrafiotis","orcid":"https://orcid.org/0000-0002-5604-5692"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"D. Agrafiotis","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Bristol, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004453915","display_name":"Patrick Le Callet","orcid":"https://orcid.org/0000-0002-2143-7063"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I97188460","display_name":"Nantes Universit\u00e9","ror":"https://ror.org/03gnr7b55","country_code":"FR","type":"education","lineage":["https://openalex.org/I97188460"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"P. Le Callet","raw_affiliation_strings":["IRCCyN UMR CNRS 6597, University of Nantes, Nantes, FR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRCCyN UMR CNRS 6597, University of Nantes, Nantes, FR","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I97188460"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048009053","display_name":"David Bull","orcid":"https://orcid.org/0000-0001-7634-190X"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"D. R. Bull","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Bristol, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"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":"36","issue":null,"first_page":"2741","last_page":"2745"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.9998999834060669,"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/T11605","display_name":"Visual Attention and Saliency Detection","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"}},{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","score":0.9975000023841858,"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":0.7422828674316406},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.6894248723983765},{"id":"https://openalex.org/keywords/perception","display_name":"Perception","score":0.6707205176353455},{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.5898123383522034},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4534681737422943},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.45075154304504395},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.13458174467086792},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10134604573249817},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.04756101965904236}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7422828674316406},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.6894248723983765},{"id":"https://openalex.org/C26760741","wikidata":"https://www.wikidata.org/wiki/Q160402","display_name":"Perception","level":2,"score":0.6707205176353455},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.5898123383522034},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4534681737422943},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.45075154304504395},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.13458174467086792},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10134604573249817},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.04756101965904236},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/icip.2017.8296781","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2017.8296781","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Conference on Image Processing (ICIP)","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-01971131v1","is_oa":false,"landing_page_url":"https://hal.science/hal-01971131","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2017 IEEE International Conference on Image Processing (ICIP), 2017, p\u00e9kin, China. &#x27E8;10.1109/icip.2017.8296781&#x27E9;","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:research-information.bris.ac.uk:openaire_cris_publications/e4532c80-e690-4b68-adcf-98b6c931470e","is_oa":false,"landing_page_url":"https://hdl.handle.net/1983/e4532c80-e690-4b68-adcf-98b6c931470e","pdf_url":null,"source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Papadopoulos, M-A, Rai Kurlethimar, Y, Katsenou, A, Agrafiotis, D, Le Callet, P & Bull, D 2018, Video Quality Enhancement via QP Adaptation Based on Perceptual Coding Maps. in 2017 IEEE International Conference on Image Processing (ICIP 2017). Institute of Electrical and Electronics Engineers (IEEE), pp. 2741-2746. https://doi.org/10.1109/ICIP.2017.8296781","raw_type":"contributionToPeriodical"},{"id":"pmh:oai:research-information.bris.ac.uk:publications/e4532c80-e690-4b68-adcf-98b6c931470e","is_oa":false,"landing_page_url":"https://research-information.bris.ac.uk/en/publications/e4532c80-e690-4b68-adcf-98b6c931470e","pdf_url":null,"source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Papadopoulos, M-A, Rai Kurlethimar, Y, Katsenou, A, Agrafiotis, D, Le Callet, P & Bull, D 2018, Video Quality Enhancement via QP Adaptation Based on Perceptual Coding Maps. in 2017 IEEE International Conference on Image Processing (ICIP 2017). Institute of Electrical and Electronics Engineers (IEEE), pp. 2741-2746. https://doi.org/10.1109/ICIP.2017.8296781","raw_type":"contributionToPeriodical"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W30070282","https://openalex.org/W1487829296","https://openalex.org/W1922026269","https://openalex.org/W1969175719","https://openalex.org/W1979940872","https://openalex.org/W1982827950","https://openalex.org/W1998535724","https://openalex.org/W2007196543","https://openalex.org/W2040667057","https://openalex.org/W2041306383","https://openalex.org/W2042003931","https://openalex.org/W2060565253","https://openalex.org/W2062059042","https://openalex.org/W2068422347","https://openalex.org/W2081550052","https://openalex.org/W2082761557","https://openalex.org/W2096391334","https://openalex.org/W2101144220","https://openalex.org/W2118246710","https://openalex.org/W2132142294","https://openalex.org/W2136916303","https://openalex.org/W2137549153","https://openalex.org/W2161228375","https://openalex.org/W2172140467","https://openalex.org/W2238528419","https://openalex.org/W2276329208","https://openalex.org/W2310121607","https://openalex.org/W2319794630","https://openalex.org/W2502520737","https://openalex.org/W2509629981","https://openalex.org/W2578975438","https://openalex.org/W4256358309","https://openalex.org/W4302441858","https://openalex.org/W6629034338","https://openalex.org/W6645047389","https://openalex.org/W6694662063","https://openalex.org/W6698169883","https://openalex.org/W6724425553"],"related_works":["https://openalex.org/W2058170566","https://openalex.org/W2755342338","https://openalex.org/W2772917594","https://openalex.org/W2775347418","https://openalex.org/W2166024367","https://openalex.org/W3116076068","https://openalex.org/W2229312674","https://openalex.org/W2951359407","https://openalex.org/W2079911747","https://openalex.org/W1969923398"],"abstract_inverted_index":{"This":[0],"paper":[1,135],"introduces":[2],"a":[3,51,59,107,115],"method":[4,104],"for":[5,129,140],"adapting":[6],"block":[7,25],"quantisation":[8],"parameter":[9,153],"values":[10],"in":[11,50,69,110,143,148],"HEVC":[12],"video":[13,46],"compression":[14],"based":[15],"on":[16],"perceptual":[17,52],"coding":[18,53,67,84],"maps.":[19],"These":[20],"maps":[21],"are":[22,33,42,48],"computed":[23],"per":[24],"taking":[26],"into":[27],"account":[28],"masking":[29],"effects.":[30],"Masking":[31],"levels":[32],"calculated":[34],"using":[35],"spatial,":[36],"temporal":[37],"and":[38,47,151],"foveation":[39],"features":[40],"that":[41,63,73,97,101],"extracted":[43],"from":[44],"the":[45,70,74,102,130,138],"stored":[49],"map.":[54],"The":[55,93,134],"produced":[56],"map":[57],"drives":[58],"QP":[60,91,117],"adaptation":[61],"process":[62],"aims":[64],"to":[65,89,114,145],"redistribute":[66],"bits":[68],"frame":[71],"so":[72],"perceived":[75,111,149],"quality":[76,112,150],"is":[77],"improved,":[78],"especially":[79],"at":[80],"those":[81],"bitrates":[82],"where":[83],"artifacts":[85],"become":[86],"visible":[87],"(mid":[88],"high":[90],"values).":[92],"subjective":[94],"performance":[95],"evaluation":[96],"was":[98],"conducted":[99],"showed":[100],"proposed":[103],"can":[105],"offer":[106],"measurable":[108],"improvement":[109],"relative":[113],"constant":[116],"approach,":[118],"with":[119],"Bjontegaard":[120],"mean":[121],"opinion":[122],"scores":[123],"(MOS)":[124],"gains":[125,147],"reaching":[126],"almost":[127],"9%":[128],"test":[131],"sequences":[132],"used.":[133],"additionally":[136],"highlights":[137],"need":[139],"further":[141],"work":[142],"order":[144],"increase":[146],"optimise":[152],"selection.":[154]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
