{"id":"https://openalex.org/W2518267847","doi":"https://doi.org/10.1109/tip.2016.2598492","title":"DCT-QM: A DCT-Based Quality Degradation Metric for Image Quality Optimization Problems","display_name":"DCT-QM: A DCT-Based Quality Degradation Metric for Image Quality Optimization Problems","publication_year":2016,"publication_date":"2016-08-08","ids":{"openalex":"https://openalex.org/W2518267847","doi":"https://doi.org/10.1109/tip.2016.2598492","mag":"2518267847"},"language":"en","primary_location":{"id":"doi:10.1109/tip.2016.2598492","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2016.2598492","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-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/A5005200603","display_name":"Sung\u2010Ho Bae","orcid":"https://orcid.org/0000-0003-2677-3186"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sung-Ho Bae","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027012300","display_name":"Munchurl Kim","orcid":"https://orcid.org/0000-0003-0146-5419"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Munchurl Kim","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-0146-5419","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I157485424"],"apc_list":null,"apc_paid":null,"fwci":1.1601,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.85206379,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"25","issue":"10","first_page":"4916","last_page":"4930"},"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/T11019","display_name":"Image Enhancement Techniques","score":0.9987000226974487,"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/T11666","display_name":"Color Science and Applications","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.8571473360061646},{"id":"https://openalex.org/keywords/convexity","display_name":"Convexity","score":0.6616770029067993},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.534968912601471},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5306174755096436},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.5198281407356262},{"id":"https://openalex.org/keywords/image-quality","display_name":"Image quality","score":0.5146744847297668},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4870498478412628},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.4360119700431824},{"id":"https://openalex.org/keywords/differentiable-function","display_name":"Differentiable function","score":0.4192125201225281},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3930778503417969},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.34250903129577637},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3349912762641907},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.29765772819519043}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.8571473360061646},{"id":"https://openalex.org/C72134830","wikidata":"https://www.wikidata.org/wiki/Q5166524","display_name":"Convexity","level":2,"score":0.6616770029067993},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.534968912601471},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5306174755096436},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.5198281407356262},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.5146744847297668},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4870498478412628},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.4360119700431824},{"id":"https://openalex.org/C202615002","wikidata":"https://www.wikidata.org/wiki/Q783507","display_name":"Differentiable function","level":2,"score":0.4192125201225281},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3930778503417969},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.34250903129577637},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3349912762641907},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.29765772819519043},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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},{"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/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tip.2016.2598492","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2016.2598492","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W1551610462","https://openalex.org/W1580389772","https://openalex.org/W1898424075","https://openalex.org/W1964859077","https://openalex.org/W1972006393","https://openalex.org/W1973207880","https://openalex.org/W1976692340","https://openalex.org/W1985560945","https://openalex.org/W2001896471","https://openalex.org/W2009272644","https://openalex.org/W2015196405","https://openalex.org/W2015937190","https://openalex.org/W2017986722","https://openalex.org/W2019206873","https://openalex.org/W2060131032","https://openalex.org/W2084112876","https://openalex.org/W2085518012","https://openalex.org/W2092835732","https://openalex.org/W2094909354","https://openalex.org/W2099474155","https://openalex.org/W2100115174","https://openalex.org/W2103882108","https://openalex.org/W2114582993","https://openalex.org/W2115823897","https://openalex.org/W2125238125","https://openalex.org/W2133665775","https://openalex.org/W2134227958","https://openalex.org/W2141983208","https://openalex.org/W2145792107","https://openalex.org/W2146395539","https://openalex.org/W2150499856","https://openalex.org/W2161907179","https://openalex.org/W2162762921","https://openalex.org/W2167918392","https://openalex.org/W2168023013","https://openalex.org/W2169161136","https://openalex.org/W2171349048","https://openalex.org/W2199199062","https://openalex.org/W2296249689","https://openalex.org/W2319957123","https://openalex.org/W2324971623","https://openalex.org/W2327701110","https://openalex.org/W2344086006","https://openalex.org/W2622470254","https://openalex.org/W2729302458","https://openalex.org/W4212863985","https://openalex.org/W6639352576","https://openalex.org/W6684791271","https://openalex.org/W6687361508","https://openalex.org/W6738991188","https://openalex.org/W6740330286"],"related_works":["https://openalex.org/W4285277090","https://openalex.org/W2055682261","https://openalex.org/W1916685473","https://openalex.org/W1993363272","https://openalex.org/W2187391117","https://openalex.org/W4327738859","https://openalex.org/W1981809986","https://openalex.org/W1843467136","https://openalex.org/W2174937762","https://openalex.org/W1996226968"],"abstract_inverted_index":{"Recent":[0],"development":[1],"of":[2,25,39,84],"computational":[3],"image":[4,129,151],"quality":[5,19,60,130],"assessment":[6],"methods":[7],"has":[8,142],"shown":[9],"to":[10,29,36,111],"give":[11],"very":[12,109],"promising":[13,143],"results":[14,136,144],"in":[15,80,87,103,150],"measuring":[16],"perceptual":[17],"visual":[18,85,160],"for":[20,32,77,128,145],"distorted":[21],"images.":[22],"However,":[23],"most":[24],"them":[26],"are":[27],"difficult":[28],"be":[30],"applied":[31],"optimization":[33,131],"problems":[34,153],"due":[35],"the":[37,69,81,90,104,115,139],"lack":[38],"desirable":[40,117],"mathematical":[41,118],"properties,":[42,119],"such":[43],"as":[44,94],"differentiability,":[45,122],"convexity,":[46,123],"and":[47,113,124],"valid":[48,125],"distance":[49,126],"metricability.":[50],"This":[51],"paper":[52],"proposes":[53],"a":[54,74,95],"novel":[55],"Discrete":[56],"Cosine":[57],"Transform":[58],"(DCT)-based":[59],"degradation":[61],"metric,":[62],"called":[63],"DCT-QM,":[64],"which":[65,107],"is":[66,92,108],"based":[67],"on":[68],"probability":[70],"summation":[71],"theory":[72],"with":[73,158],"psychometric":[75],"function":[76],"neural":[78],"responses":[79],"receptive":[82],"fields":[83],"cortex":[86],"psychophysics.":[88],"Consequently,":[89],"DCT-QM":[91,141],"formulated":[93],"weighted":[96],"mean":[97],"L":[98],"<sup":[99],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[100],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[101],"norm":[102],"DCT":[105],"domain,":[106],"easy":[110],"implement":[112],"inherits":[114],"three":[116],"that":[120,138],"is,":[121],"metricability,":[127],"problems.":[132],"The":[133],"extensive":[134],"experimental":[135],"show":[137],"proposed":[140],"many":[146],"practical":[147],"distortion":[148],"types":[149],"processing":[152],"by":[154],"showing":[155],"high":[156],"consistency":[157],"perceived":[159],"quality.":[161]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}