{"id":"https://openalex.org/W4288782906","doi":"https://doi.org/10.1109/tmm.2022.3194993","title":"Retinex-Based Variational Framework for Low-Light Image Enhancement and Denoising","display_name":"Retinex-Based Variational Framework for Low-Light Image Enhancement and Denoising","publication_year":2022,"publication_date":"2022-07-29","ids":{"openalex":"https://openalex.org/W4288782906","doi":"https://doi.org/10.1109/tmm.2022.3194993"},"language":"en","primary_location":{"id":"doi:10.1109/tmm.2022.3194993","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2022.3194993","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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 Multimedia","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/A5051356607","display_name":"Qianting Ma","orcid":"https://orcid.org/0000-0001-5370-0252"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qianting Ma","raw_affiliation_strings":["School of Mathematics and Statistics, Nanjing University of Information Science and Technology, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-5370-0252","affiliations":[{"raw_affiliation_string":"School of Mathematics and Statistics, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100423354","display_name":"Yang Wang","orcid":"https://orcid.org/0000-0002-8903-2388"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yang Wang","raw_affiliation_strings":["Department of Mathematics, The Hong Kong University of Science and Technology, Kowloon, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0002-8903-2388","affiliations":[{"raw_affiliation_string":"Department of Mathematics, The Hong Kong University of Science and Technology, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059443966","display_name":"Tieyong Zeng","orcid":"https://orcid.org/0000-0002-0688-202X"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Tieyong Zeng","raw_affiliation_strings":["Department of Mathematics, The Chinese University of Hong Kong, Shatin, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0002-0688-202X","affiliations":[{"raw_affiliation_string":"Department of Mathematics, The Chinese University of Hong Kong, Shatin, Hong Kong","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.7749,"has_fulltext":false,"cited_by_count":65,"citation_normalized_percentile":{"value":0.97271051,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"25","issue":null,"first_page":"5580","last_page":"5588"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","score":1.0,"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":1.0,"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":0.9990000128746033,"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":0.9983999729156494,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/color-constancy","display_name":"Color constancy","score":0.8096048831939697},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7456706166267395},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7388842105865479},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7015944719314575},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.5599422454833984},{"id":"https://openalex.org/keywords/image-restoration","display_name":"Image restoration","score":0.5295936465263367},{"id":"https://openalex.org/keywords/regularization","display_name":"Regularization (linguistics)","score":0.4420032203197479},{"id":"https://openalex.org/keywords/visibility","display_name":"Visibility","score":0.4400121569633484},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.43592405319213867},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3915747404098511},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.29517221450805664},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.10196158289909363}],"concepts":[{"id":"https://openalex.org/C187888035","wikidata":"https://www.wikidata.org/wiki/Q2563885","display_name":"Color constancy","level":3,"score":0.8096048831939697},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7456706166267395},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7388842105865479},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7015944719314575},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.5599422454833984},{"id":"https://openalex.org/C106430172","wikidata":"https://www.wikidata.org/wiki/Q6002272","display_name":"Image restoration","level":4,"score":0.5295936465263367},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.4420032203197479},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.4400121569633484},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.43592405319213867},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3915747404098511},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.29517221450805664},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10196158289909363},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tmm.2022.3194993","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2022.3194993","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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 Multimedia","raw_type":"journal-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-119509","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-119509","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3885491306","display_name":null,"funder_award_id":"61902192","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4087115371","display_name":null,"funder_award_id":"1131111901015","funder_id":"https://openalex.org/F4320335990","funder_display_name":"Startup Foundation for Introducing Talent of Nanjing University of Information Science and Technology"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335990","display_name":"Startup Foundation for Introducing Talent of Nanjing University of Information Science and Technology","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":60,"referenced_works":["https://openalex.org/W1562683879","https://openalex.org/W2037012979","https://openalex.org/W2054814429","https://openalex.org/W2076205488","https://openalex.org/W2107815783","https://openalex.org/W2133665775","https://openalex.org/W2412926690","https://openalex.org/W2527620157","https://openalex.org/W2566376500","https://openalex.org/W2593264379","https://openalex.org/W2596058005","https://openalex.org/W2601040106","https://openalex.org/W2660133177","https://openalex.org/W2765911741","https://openalex.org/W2783399029","https://openalex.org/W2791710889","https://openalex.org/W2799396445","https://openalex.org/W2807563922","https://openalex.org/W2895931095","https://openalex.org/W2904449004","https://openalex.org/W2909959194","https://openalex.org/W2926479349","https://openalex.org/W2941572835","https://openalex.org/W2949187370","https://openalex.org/W2951051324","https://openalex.org/W2963228457","https://openalex.org/W2964772192","https://openalex.org/W2971061988","https://openalex.org/W2979616881","https://openalex.org/W2995081268","https://openalex.org/W2999935620","https://openalex.org/W3003838261","https://openalex.org/W3011440129","https://openalex.org/W3013943292","https://openalex.org/W3015044426","https://openalex.org/W3016536790","https://openalex.org/W3023076522","https://openalex.org/W3032052095","https://openalex.org/W3035731588","https://openalex.org/W3042993386","https://openalex.org/W3047669229","https://openalex.org/W3083040138","https://openalex.org/W3089173924","https://openalex.org/W3093427603","https://openalex.org/W3100557831","https://openalex.org/W3105273993","https://openalex.org/W3112093607","https://openalex.org/W3119456559","https://openalex.org/W3120540810","https://openalex.org/W3121661546","https://openalex.org/W3125869362","https://openalex.org/W3127867299","https://openalex.org/W3132164685","https://openalex.org/W3159250660","https://openalex.org/W3174533153","https://openalex.org/W3174792937","https://openalex.org/W3187276661","https://openalex.org/W3200096026","https://openalex.org/W3202466136","https://openalex.org/W6754146604"],"related_works":["https://openalex.org/W2392812199","https://openalex.org/W4200176076","https://openalex.org/W598185802","https://openalex.org/W2982638676","https://openalex.org/W4237735386","https://openalex.org/W2355516524","https://openalex.org/W2361471170","https://openalex.org/W2006843870","https://openalex.org/W1602455006","https://openalex.org/W3209466624"],"abstract_inverted_index":{"Low-light":[0],"image":[1,27,35,74,90,123],"enhancement":[2,79,91],"is":[3,133],"an":[4,121],"important":[5],"task":[6],"in":[7,60,195],"the":[8,48,61,66,70,113,117,125,129,134,137,160],"domain":[9],"of":[10,38,50,72,120,128,136,197],"computer":[11],"vision.":[12],"Images":[13],"taken":[14],"under":[15],"insufficient":[16],"lighting":[17],"conditions":[18],"manifest":[19],"low":[20],"visibility":[21],"and":[22,29,53,80,124,139,182,200],"unknown":[23],"noises":[24,56],"which":[25,132],"disrupt":[26],"contents":[28],"pose":[30],"considerable":[31],"challenges":[32],"for":[33,88,159],"low-light":[34,73,89],"enhancement.":[36],"Most":[37],"Retinex-based":[39,62,85],"methods":[40,194],"usually":[41],"attempt":[42],"to":[43,100,103,144,148],"design":[44],"different":[45],"priors":[46],"on":[47,112],"gradient":[49],"both":[51],"illumination":[52],"reflectance.":[54],"However,":[55],"can":[57,163],"be":[58],"involved":[59],"models.":[63],"To":[64],"address":[65],"problem,":[67],"we":[68,107,153],"explore":[69],"problem":[71],"restoration":[75],"through":[76],"joint":[77],"contrast":[78],"denoising.":[81],"We":[82,171],"propose":[83],"a":[84,95,109,155,167],"variational":[86],"model":[87,145],"that":[92,162,187],"effectively":[93],"generates":[94],"noise-free":[96],"image,":[97],"yet":[98],"proves":[99],"generalize":[101],"well":[102],"diverse":[104],"light-conditions.":[105],"First,":[106],"present":[108],"simple":[110],"constraint":[111],"fidelity":[114],"term":[115,158],"between":[116],"fractional":[118,126],"derivative":[119,127],"observed":[122],"recomposed":[130],"one":[131],"product":[135],"reflectance":[138,161],"illumination.":[140],"This":[141],"strategy":[142],"aims":[143],"spatial":[146],"consistency":[147],"preserve":[149],"natural":[150],"variation.":[151],"Second,":[152],"introduce":[154],"weighted":[156],"regularization":[157],"remove":[164],"noise":[165],"with":[166],"adaptive":[168],"texture":[169],"map.":[170],"evaluate":[172],"our":[173,188],"proposed":[174,189],"approach":[175],"using":[176],"three":[177],"challenging":[178],"datasets:":[179],"NPE,":[180],"LOL":[181],"GladNet.":[183],"Extensive":[184],"experiments":[185],"demonstrate":[186],"method":[190],"outperforms":[191],"other":[192],"competing":[193],"terms":[196],"visual":[198],"quality":[199],"quantitative":[201],"comparisons.":[202]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":27},{"year":2024,"cited_by_count":21},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
