{"id":"https://openalex.org/W2336238130","doi":"https://doi.org/10.1109/tcsvt.2016.2555779","title":"Semi-Parametric Decolorization with Laplacian-based Perceptual Quality Metric","display_name":"Semi-Parametric Decolorization with Laplacian-based Perceptual Quality Metric","publication_year":2016,"publication_date":"2016-01-01","ids":{"openalex":"https://openalex.org/W2336238130","doi":"https://doi.org/10.1109/tcsvt.2016.2555779","mag":"2336238130"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2016.2555779","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2016.2555779","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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 Circuits and Systems for Video Technology","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/A5057647276","display_name":"Qiegen Liu","orcid":"https://orcid.org/0000-0003-4717-2283"},"institutions":[{"id":"https://openalex.org/I141649914","display_name":"Nanchang University","ror":"https://ror.org/042v6xz23","country_code":"CN","type":"education","lineage":["https://openalex.org/I141649914"]},{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["CN","US"],"is_corresponding":true,"raw_author_name":"Qiegen Liu","raw_affiliation_strings":["Beckman Institute of Advanced Science and Technology, University of Illinois at Urbana\u2013Champaign, Urbana, IL, USA","School of Information Engineering, Nanchang University, Nanchang, China"],"affiliations":[{"raw_affiliation_string":"Beckman Institute of Advanced Science and Technology, University of Illinois at Urbana\u2013Champaign, Urbana, IL, USA","institution_ids":["https://openalex.org/I157725225"]},{"raw_affiliation_string":"School of Information Engineering, Nanchang University, Nanchang, China","institution_ids":["https://openalex.org/I141649914"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100659849","display_name":"Peter Liu","orcid":"https://orcid.org/0000-0002-8703-6967"},"institutions":[{"id":"https://openalex.org/I141649914","display_name":"Nanchang University","ror":"https://ror.org/042v6xz23","country_code":"CN","type":"education","lineage":["https://openalex.org/I141649914"]},{"id":"https://openalex.org/I67031392","display_name":"Carleton University","ror":"https://ror.org/02qtvee93","country_code":"CA","type":"education","lineage":["https://openalex.org/I67031392"]}],"countries":["CA","CN"],"is_corresponding":false,"raw_author_name":"Peter Liu","raw_affiliation_strings":["Department of Systems and Computer Engineering, Carleton University, Ottawa, ON, Canada","School of Information Engineering, Nanchang University, Nanchang, China"],"affiliations":[{"raw_affiliation_string":"Department of Systems and Computer Engineering, Carleton University, Ottawa, ON, Canada","institution_ids":["https://openalex.org/I67031392"]},{"raw_affiliation_string":"School of Information Engineering, Nanchang University, Nanchang, China","institution_ids":["https://openalex.org/I141649914"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100370103","display_name":"Yuhao Wang","orcid":"https://orcid.org/0000-0002-8445-0361"},"institutions":[{"id":"https://openalex.org/I141649914","display_name":"Nanchang University","ror":"https://ror.org/042v6xz23","country_code":"CN","type":"education","lineage":["https://openalex.org/I141649914"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuhao Wang","raw_affiliation_strings":["School of Information Engineering, Nanchang University, Nanchang, China"],"affiliations":[{"raw_affiliation_string":"School of Information Engineering, Nanchang University, Nanchang, China","institution_ids":["https://openalex.org/I141649914"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061884304","display_name":"Henry Leung","orcid":"https://orcid.org/0000-0002-5984-107X"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Henry Leung","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5057647276"],"corresponding_institution_ids":["https://openalex.org/I141649914","https://openalex.org/I157725225"],"apc_list":null,"apc_paid":null,"fwci":4.6761,"has_fulltext":false,"cited_by_count":48,"citation_normalized_percentile":{"value":0.96698944,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"1"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","score":0.9997000098228455,"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/T11019","display_name":"Image Enhancement Techniques","score":0.9997000098228455,"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/T11659","display_name":"Advanced Image Fusion Techniques","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11666","display_name":"Color Science and Applications","score":0.9987999796867371,"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/subspace-topology","display_name":"Subspace topology","score":0.8469207286834717},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.6675010323524475},{"id":"https://openalex.org/keywords/linear-subspace","display_name":"Linear subspace","score":0.6482275724411011},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.6075760722160339},{"id":"https://openalex.org/keywords/weighting","display_name":"Weighting","score":0.5956742763519287},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5097371935844421},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5071907043457031},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.4827920198440552},{"id":"https://openalex.org/keywords/image-quality","display_name":"Image quality","score":0.46825867891311646},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4547604024410248},{"id":"https://openalex.org/keywords/laplace-operator","display_name":"Laplace operator","score":0.4422471523284912},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.38954925537109375},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.38394805788993835},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3777664005756378},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.37599438428878784},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36561834812164307},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09021520614624023}],"concepts":[{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.8469207286834717},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.6675010323524475},{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.6482275724411011},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.6075760722160339},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.5956742763519287},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5097371935844421},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5071907043457031},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.4827920198440552},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.46825867891311646},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4547604024410248},{"id":"https://openalex.org/C165700671","wikidata":"https://www.wikidata.org/wiki/Q203484","display_name":"Laplace operator","level":2,"score":0.4422471523284912},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.38954925537109375},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38394805788993835},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3777664005756378},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.37599438428878784},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36561834812164307},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09021520614624023},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsvt.2016.2555779","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2016.2555779","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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 Circuits and Systems for Video Technology","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":33,"referenced_works":["https://openalex.org/W98781231","https://openalex.org/W1507749617","https://openalex.org/W1530382429","https://openalex.org/W1548785611","https://openalex.org/W1721447250","https://openalex.org/W1965886316","https://openalex.org/W1977246677","https://openalex.org/W1978165629","https://openalex.org/W1992110876","https://openalex.org/W2000377260","https://openalex.org/W2019585856","https://openalex.org/W2032060170","https://openalex.org/W2038786973","https://openalex.org/W2046189887","https://openalex.org/W2053320554","https://openalex.org/W2056469265","https://openalex.org/W2059420877","https://openalex.org/W2073978385","https://openalex.org/W2085020374","https://openalex.org/W2085692415","https://openalex.org/W2096513167","https://openalex.org/W2116674517","https://openalex.org/W2123851435","https://openalex.org/W2131548607","https://openalex.org/W2133665775","https://openalex.org/W2135719421","https://openalex.org/W2159209388","https://openalex.org/W2161509693","https://openalex.org/W4206616853","https://openalex.org/W4243154030","https://openalex.org/W6630508732","https://openalex.org/W6641287269","https://openalex.org/W6663636779"],"related_works":["https://openalex.org/W3100286349","https://openalex.org/W2896134808","https://openalex.org/W3172436493","https://openalex.org/W4287164812","https://openalex.org/W2957492749","https://openalex.org/W1887135636","https://openalex.org/W4289378085","https://openalex.org/W2386063599","https://openalex.org/W1975884855","https://openalex.org/W3213150849"],"abstract_inverted_index":{"While":[0],"the":[1,35,43,47,56,60,64,68,71,90,93,97,100,104,116,119,122,131,167,173,180,187],"RGB2GRAY":[2,91,101],"conversion":[3,36],"with":[4,150],"fixed":[5],"parameters":[6,23,117],"is":[7,53,107,134,190],"a":[8,25,82,193],"classical":[9],"and":[10,67,70,92,114,121,144,153],"widely":[11],"used":[12],"tool":[13],"for":[14,148,176],"image":[15],"decolorization,":[16],"recent":[17],"studies":[18],"showed":[19],"that":[20,55,130],"adapting":[21],"weighting":[22],"in":[24,59,118,140],"two-order":[26,44,61,94],"multivariance":[27],"polynomial":[28],"model":[29,45,62],"has":[30,63],"great":[31],"potential":[32],"to":[33,85,136,161],"improve":[34],"ability.":[37],"In":[38,96,163],"this":[39],"paper,":[40],"by":[41],"viewing":[42],"as":[46,77,109,192],"sum":[48],"of":[49,88,166],"three":[50],"subspaces,":[51],"it":[52],"observed":[54],"first":[57,105],"subspace":[58,73,106,124],"dominating":[65],"importance":[66],"second":[69,120],"third":[72,123],"can":[74],"be":[75],"seen":[76],"refinement.":[78],"Therefore,":[79],"we":[80],"present":[81],"semiparametric":[83],"strategy":[84],"take":[86],"advantage":[87],"both":[89,141],"models.":[95],"proposed":[98,132],"method,":[99],"result":[102],"on":[103],"treated":[108],"an":[110],"immediate":[111],"grayed":[112],"image,":[113],"then":[115],"are":[125],"optimized.":[126],"Experimental":[127],"results":[128],"show":[129],"approach":[133],"comparable":[135],"other":[137],"state-of-the-art":[138],"algorithms":[139],"quantitative":[142],"evaluation":[143],"visual":[145],"quality,":[146],"especially":[147],"images":[149],"abundant":[151],"colors":[152],"patterns.":[154],"This":[155],"algorithm":[156],"also":[157],"exhibits":[158],"good":[159],"resistance":[160],"noise.":[162],"addition,":[164],"instead":[165],"color":[168,181],"contrast":[169,182],"preserving":[170,184],"ratio":[171,185],"using":[172],"first-order":[174],"gradient":[175,189],"decolorization":[177],"quality":[178,196],"metric,":[179],"correlation":[183],"utilizing":[186],"second-order":[188],"calculated":[191],"new":[194],"perceptual":[195],"metric.":[197]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":10},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
