{"id":"https://openalex.org/W2015716634","doi":"https://doi.org/10.1117/12.697778","title":"Image quality and automatic color equalization","display_name":"Image quality and automatic color equalization","publication_year":2007,"publication_date":"2007-01-28","ids":{"openalex":"https://openalex.org/W2015716634","doi":"https://doi.org/10.1117/12.697778","mag":"2015716634"},"language":"en","primary_location":{"id":"doi:10.1117/12.697778","doi":"https://doi.org/10.1117/12.697778","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.697778","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},"volume":null,"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/A5044818908","display_name":"Majed Chambah","orcid":"https://orcid.org/0000-0001-6816-8430","observed_orcids":["https://orcid.org/0000-0001-6816-8430"]},"institutions":[{"id":"https://openalex.org/I96226040","display_name":"Universit\u00e9 de Reims Champagne-Ardenne","ror":"https://ror.org/03hypw319","country_code":"FR","type":"education","lineage":["https://openalex.org/I96226040"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"M. Chambah","raw_affiliation_strings":["Univ. de Reims Champagne Ardenne (France)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. de Reims Champagne Ardenne (France)","institution_ids":["https://openalex.org/I96226040"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105465838","display_name":"Alessandro Rizzi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"A. Rizzi","raw_affiliation_strings":["Univ. degli Studi di Milano (Italy)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. degli Studi di Milano (Italy)","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054759662","display_name":"Christophe Saint\u2010Jean","orcid":"https://orcid.org/0000-0003-4463-4614","observed_orcids":["https://orcid.org/0000-0003-4463-4614"]},"institutions":[{"id":"https://openalex.org/I78744979","display_name":"La Rochelle Universit\u00e9","ror":"https://ror.org/04mv1z119","country_code":"FR","type":"education","lineage":["https://openalex.org/I78744979"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"C. Saint Jean","raw_affiliation_strings":["Univ. of La Rochelle (France)","University of La Rochelle, FRANCE#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. of La Rochelle (France)","institution_ids":["https://openalex.org/I78744979"]},{"raw_affiliation_string":"University of La Rochelle, FRANCE#TAB#","institution_ids":["https://openalex.org/I78744979"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.064,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.74783938,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":94},"biblio":{"volume":"6494","issue":null,"first_page":"64940B","last_page":"64940B"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.8256999850273132,"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":0.8256999850273132,"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":0.16459999978542328,"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":0.003700000001117587,"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/ace-algorithm","display_name":"ACE algorithm","score":0.7149999737739563},{"id":"https://openalex.org/keywords/digital-film-restoration","display_name":"digital film restoration","score":0.7870000004768372},{"id":"https://openalex.org/keywords/unsupervised-image-enhancement","display_name":"unsupervised image enhancement","score":0.8920000195503235},{"id":"https://openalex.org/keywords/visual-quality-metrics","display_name":"visual quality metrics","score":0.5669999718666077},{"id":"https://openalex.org/keywords/perceived-quality","display_name":"perceived quality","score":0.4909999966621399},{"id":"https://openalex.org/keywords/film-restoration","display_name":"film restoration","score":0.4000000059604645}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7641562223434448},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6845507621765137},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.683340847492218},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.6818221807479858},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.6535226106643677},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.6224510073661804},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.5649682879447937},{"id":"https://openalex.org/C114227958","wikidata":"https://www.wikidata.org/wiki/Q7631422","display_name":"Subjective video quality","level":4,"score":0.5312174558639526},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4756949841976166},{"id":"https://openalex.org/C160086991","wikidata":"https://www.wikidata.org/wiki/Q5939193","display_name":"Human visual system model","level":3,"score":0.4754188656806946},{"id":"https://openalex.org/C42781572","wikidata":"https://www.wikidata.org/wiki/Q1250322","display_name":"Digital image","level":4,"score":0.44960951805114746},{"id":"https://openalex.org/C103910844","wikidata":"https://www.wikidata.org/wiki/Q2631256","display_name":"Video quality","level":3,"score":0.4307742118835449},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3082730174064636},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.27102065086364746},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13208633661270142},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1117/12.697778","doi":"https://doi.org/10.1117/12.697778","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.697778","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-00281797v1","doi":null,"is_oa":false,"landing_page_url":"https://hal.science/hal-00281797","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Image Quality and System Performance IV, Jan 2007, San Jos\u00e9, United States. pp.64940B, ⟨10.1117/12.697778⟩","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1563269774","https://openalex.org/W2017875004","https://openalex.org/W2020722199","https://openalex.org/W2059289739","https://openalex.org/W2107476778","https://openalex.org/W2107563708","https://openalex.org/W2117690115","https://openalex.org/W2125654704","https://openalex.org/W2150587399","https://openalex.org/W2158564760"],"related_works":["https://openalex.org/W1985596298","https://openalex.org/W3100766208","https://openalex.org/W2017875004","https://openalex.org/W2055724516","https://openalex.org/W3157563285","https://openalex.org/W2401564387","https://openalex.org/W2082546681","https://openalex.org/W1955385445","https://openalex.org/W2971063695","https://openalex.org/W2363741670"],"abstract_inverted_index":{"In":[0,11,295],"the":[1,19,22,26,34,48,73,104,127,131,145,205,214,254,281,288,292,307],"professional":[2],"movie":[3,39],"field,":[4,88],"image":[5,160,225,294,299],"quality":[6,20,35,52,61,140,153,226,290,318],"is":[7,40,92,99,103,117,177,190,213,230,247,252,274,304],"mainly":[8],"judged":[9],"visually.":[10],"fact,":[12],"experts":[13,45],"and":[14,17,107,121,158,199,325],"technicians":[15],"judge":[16],"determine":[18],"of":[21,36,75,130,147,216,221,233,237,291,314],"film":[23,149],"images":[24,182,251,319],"during":[25],"calibration":[27],"(post":[28],"production)":[29],"process.":[30],"As":[31],"a":[32,37,70,152,166,219,222,238],"consequence,":[33],"restored":[38],"also":[41],"estimated":[42],"subjectively":[43],"by":[44],"[26,27].":[46],"On":[47],"other":[49,244,296],"hand,":[50],"objective":[51],"metrics":[53],"do":[54],"not":[55,123],"necessarily":[56],"correlate":[57],"well":[58],"with":[59],"perceived":[60,265],"[28].":[62],"Moreover,":[63],"some":[64],"measures":[65],"assume":[66],"that":[67,248,275],"there":[68,91],"exists":[69],"reference":[71,94,223],"in":[72,85,144,210,243,253,271],"form":[74],"an":[76,178,231,298],"\"original\"":[77],"to":[78,95,112,126,192,194,200,287,306],"compare":[79,96],"to,":[80],"which":[81],"prevents":[82],"their":[83,263],"use":[84,215],"digital":[86,148,181],"restoration":[87],"where":[89],"often":[90],"no":[93],"to.":[97],"That":[98],"why":[100],"subjective":[101,115],"evaluation":[102],"most":[105,108],"used":[106],"efficient":[109],"approach":[110],"up":[111],"now.":[113],"But":[114],"assessment":[116,141,154],"expensive,":[118],"time":[119],"consuming":[120],"does":[122],"respond,":[124],"hence,":[125],"economic":[128],"requirements":[129],"field":[132,146],"[29,25].":[133],"Thus,":[134],"reliable":[135],"automatic":[136],"methods":[137],"for":[138,172,180],"visual":[139,202,235,289,308],"are":[142,327],"needed":[143],"restoration.":[150],"Ideally,":[151],"system":[155,188,258],"would":[156],"perceive":[157,260],"measure":[159],"or":[161,284],"video":[162],"impairments":[163],"just":[164],"like":[165],"human":[167],"being.":[168],"The":[169,240,267],"ACE":[170,189,217,228,249,276],"method,":[171],"Automatic":[173],"Color":[174],"Equalization":[175],"[1,2],":[176],"algorithm":[179],"unsupervised":[183],"enhancement.":[184],"Like":[185],"our":[186,234,256],"vision":[187,257],"able":[191],"adapt":[193],"widely":[195],"varying":[196],"lighting":[197],"conditions,":[198],"extract":[201],"information":[203],"from":[204,280],"environment":[206],"efficaciously.":[207],"We":[208],"present":[209],"this":[211,272],"paper":[212],"as":[218],"basis":[220],"free":[224],"metric.":[227],"output":[229,277],"estimate":[232],"perception":[236],"scene.":[239],"assumption,":[241],"tested":[242],"papers":[245],"[3,4],":[246],"enhancing":[250],"way":[255],"will":[259,320],"them,":[261],"increases":[262],"overall":[264],"quality.":[266],"basic":[268],"idea":[269],"proposed":[270],"paper,":[273],"can":[278],"differ":[279],"input":[282,293],"more":[283],"less":[285],"according":[286],"word,":[297],"appears":[300],"good":[301],"if":[302],"it":[303],"near":[305],"appearance":[309],"we":[310],"(estimate":[311],"to)":[312],"have":[313],"it.":[315],"Reversely":[316],"bad":[317],"need":[321],"\"more":[322],"filtering\".":[323],"Test":[324],"results":[326],"presented.":[328]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}