{"id":"https://openalex.org/W2150735647","doi":"https://doi.org/10.1109/icip.2012.6467079","title":"Color image denoising based on multichannel non-local means fusion","display_name":"Color image denoising based on multichannel non-local means fusion","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W2150735647","doi":"https://doi.org/10.1109/icip.2012.6467079","mag":"2150735647"},"language":"en","primary_location":{"id":"doi:10.1109/icip.2012.6467079","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2012.6467079","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 19th IEEE International Conference on Image Processing","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/A5103006933","display_name":"Jingjing Dai","orcid":"https://orcid.org/0000-0001-8565-1977"},"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":"Jingjing Dai","raw_affiliation_strings":["Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010546001","display_name":"Oscar C. Au","orcid":null},"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":"Oscar C. Au","raw_affiliation_strings":["Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029410135","display_name":"Feng Zou","orcid":"https://orcid.org/0000-0001-5373-8779"},"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":"Feng Zou","raw_affiliation_strings":["Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024714464","display_name":"Chao Pang","orcid":"https://orcid.org/0000-0003-3501-2960"},"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":"Chao Pang","raw_affiliation_strings":["Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039161616","display_name":"Lu Fang","orcid":"https://orcid.org/0000-0002-8258-784X"},"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":"Lu Fang","raw_affiliation_strings":["Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I200769079"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.2296008,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1193","last_page":"1196"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","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/T10688","display_name":"Image and Signal Denoising Methods","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/T11659","display_name":"Advanced Image Fusion Techniques","score":0.9994000196456909,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9934999942779541,"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/noise-reduction","display_name":"Noise reduction","score":0.6936833262443542},{"id":"https://openalex.org/keywords/grayscale","display_name":"Grayscale","score":0.6793498992919922},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6780561208724976},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6642047166824341},{"id":"https://openalex.org/keywords/non-local-means","display_name":"Non-local means","score":0.5404797792434692},{"id":"https://openalex.org/keywords/video-denoising","display_name":"Video denoising","score":0.5281966924667358},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5242807269096375},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5131052732467651},{"id":"https://openalex.org/keywords/peak-signal-to-noise-ratio","display_name":"Peak signal-to-noise ratio","score":0.5025506019592285},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4968467056751251},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.49666911363601685},{"id":"https://openalex.org/keywords/image-fusion","display_name":"Image fusion","score":0.45356130599975586},{"id":"https://openalex.org/keywords/color-filter-array","display_name":"Color filter array","score":0.445894718170166},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.44422686100006104},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4190353751182556},{"id":"https://openalex.org/keywords/color-image","display_name":"Color image","score":0.41897618770599365},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.385006308555603},{"id":"https://openalex.org/keywords/image-denoising","display_name":"Image denoising","score":0.21510863304138184},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.18000543117523193},{"id":"https://openalex.org/keywords/color-gel","display_name":"Color gel","score":0.14173775911331177},{"id":"https://openalex.org/keywords/layer","display_name":"Layer (electronics)","score":0.10164275765419006}],"concepts":[{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.6936833262443542},{"id":"https://openalex.org/C78201319","wikidata":"https://www.wikidata.org/wiki/Q685727","display_name":"Grayscale","level":3,"score":0.6793498992919922},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6780561208724976},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6642047166824341},{"id":"https://openalex.org/C101453961","wikidata":"https://www.wikidata.org/wiki/Q7048948","display_name":"Non-local means","level":4,"score":0.5404797792434692},{"id":"https://openalex.org/C30814859","wikidata":"https://www.wikidata.org/wiki/Q4119603","display_name":"Video denoising","level":5,"score":0.5281966924667358},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5242807269096375},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5131052732467651},{"id":"https://openalex.org/C154579607","wikidata":"https://www.wikidata.org/wiki/Q3373850","display_name":"Peak signal-to-noise ratio","level":3,"score":0.5025506019592285},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4968467056751251},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.49666911363601685},{"id":"https://openalex.org/C69744172","wikidata":"https://www.wikidata.org/wiki/Q860822","display_name":"Image fusion","level":3,"score":0.45356130599975586},{"id":"https://openalex.org/C177299597","wikidata":"https://www.wikidata.org/wiki/Q2468214","display_name":"Color filter array","level":5,"score":0.445894718170166},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.44422686100006104},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4190353751182556},{"id":"https://openalex.org/C142616399","wikidata":"https://www.wikidata.org/wiki/Q5148604","display_name":"Color image","level":4,"score":0.41897618770599365},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.385006308555603},{"id":"https://openalex.org/C2983327147","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Image denoising","level":3,"score":0.21510863304138184},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.18000543117523193},{"id":"https://openalex.org/C142771000","wikidata":"https://www.wikidata.org/wiki/Q1435398","display_name":"Color gel","level":4,"score":0.14173775911331177},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.10164275765419006},{"id":"https://openalex.org/C87359718","wikidata":"https://www.wikidata.org/wiki/Q1271916","display_name":"Thin-film transistor","level":3,"score":0.0},{"id":"https://openalex.org/C23431618","wikidata":"https://www.wikidata.org/wiki/Q1404672","display_name":"Multiview Video Coding","level":4,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C202474056","wikidata":"https://www.wikidata.org/wiki/Q1931635","display_name":"Video tracking","level":3,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icip.2012.6467079","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2012.6467079","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 19th IEEE International Conference on Image Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-56225","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-56225","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":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1573498219","https://openalex.org/W2007203285","https://openalex.org/W2025278487","https://openalex.org/W2039373707","https://openalex.org/W2054640142","https://openalex.org/W2103559027","https://openalex.org/W2109952872","https://openalex.org/W2136396015","https://openalex.org/W2137290314","https://openalex.org/W2138057336","https://openalex.org/W2159718678"],"related_works":["https://openalex.org/W233850645","https://openalex.org/W1974796563","https://openalex.org/W4213271663","https://openalex.org/W2912885816","https://openalex.org/W4386289761","https://openalex.org/W2123799082","https://openalex.org/W2078677256","https://openalex.org/W2903172302","https://openalex.org/W2082304850","https://openalex.org/W2606645259"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,40],"investigate":[4],"the":[5,24,34,42,60,86,92,110,120],"problem":[6,49],"of":[7,59,70,119],"color":[8,38,43,121],"image":[9],"denoising,":[10],"and":[11,32,79,126],"propose":[12],"a":[13,47,51],"novel":[14],"algorithm":[15],"called":[16],"multichannel":[17],"non-local":[18,27,73],"means":[19,28,74],"fusion":[20,87],"(MNLMF),":[21],"building":[22],"on":[23],"grayscale":[25],"denoiser":[26],"filter.":[29],"By":[30],"analyzing":[31],"modeling":[33],"inter-channel":[35,61],"correlation":[36],"in":[37,85,117,127],"images,":[39],"formulate":[41],"noise":[44,100],"reduction":[45],"as":[46],"minimization":[48],"with":[50],"specifically-designed":[52],"penalty":[53],"function":[54],"which":[55],"fully":[56],"takes":[57],"advantages":[58],"prior":[62],"information.":[63],"The":[64,83],"optimal":[65],"solution":[66],"is":[67],"derived":[68],"consisting":[69],"constructing":[71],"multiple":[72],"spanning":[75],"all":[76],"three":[77],"channels":[78],"fusing":[80],"them":[81],"together.":[82],"weights":[84],"are":[88],"optimized":[89],"to":[90,106],"minimize":[91],"overall":[93],"denoising":[94],"error.":[95],"Simulation":[96],"results":[97],"under":[98],"various":[99],"levels":[101],"demonstrate":[102],"that":[103],"when":[104],"compared":[105],"other":[107],"state-of-the-art":[108],"algorithms,":[109],"proposed":[111],"MNLMF":[112],"achieves":[113],"competitive":[114],"performance":[115],"both":[116],"terms":[118],"peak":[122],"signal-to-noise":[123],"ratio":[124],"(cPSNR)":[125],"perceptual":[128],"quality.":[129]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}