{"id":"https://openalex.org/W2559457531","doi":"https://doi.org/10.1109/wcsp.2016.7752721","title":"O(1) contrast preserving decolorization using linear local mapping","display_name":"O(1) contrast preserving decolorization using linear local mapping","publication_year":2016,"publication_date":"2016-10-01","ids":{"openalex":"https://openalex.org/W2559457531","doi":"https://doi.org/10.1109/wcsp.2016.7752721","mag":"2559457531"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp.2016.7752721","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2016.7752721","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 8th International Conference on Wireless Communications &amp; Signal Processing (WCSP)","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/A5068034476","display_name":"Yibing Song","orcid":"https://orcid.org/0000-0003-3667-531X"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yibing Song","raw_affiliation_strings":["Department of Computer Science, City University of Hong Kong Kowloon, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, City University of Hong Kong Kowloon, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090834327","display_name":"Lijun Gong","orcid":"https://orcid.org/0009-0007-7745-0893"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lijun Gong","raw_affiliation_strings":["Center of Research and Development, SenseNets Corporation, Shenzhen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center of Research and Development, SenseNets Corporation, Shenzhen, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","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/T11019","display_name":"Image Enhancement Techniques","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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9983999729156494,"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":0.9972000122070312,"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/grayscale","display_name":"Grayscale","score":0.7829930782318115},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.7147648930549622},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.6995930671691895},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.6599682569503784},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6288642883300781},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5772028565406799},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5720367431640625},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5285533666610718},{"id":"https://openalex.org/keywords/local-color","display_name":"Local color","score":0.466103196144104},{"id":"https://openalex.org/keywords/color-contrast","display_name":"Color contrast","score":0.44335824251174927},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.44330620765686035},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4135911762714386},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3430942893028259},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3137034773826599}],"concepts":[{"id":"https://openalex.org/C78201319","wikidata":"https://www.wikidata.org/wiki/Q685727","display_name":"Grayscale","level":3,"score":0.7829930782318115},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.7147648930549622},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.6995930671691895},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.6599682569503784},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6288642883300781},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5772028565406799},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5720367431640625},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5285533666610718},{"id":"https://openalex.org/C2779255053","wikidata":"https://www.wikidata.org/wiki/Q370424","display_name":"Local color","level":2,"score":0.466103196144104},{"id":"https://openalex.org/C2984178911","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Color contrast","level":2,"score":0.44335824251174927},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.44330620765686035},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4135911762714386},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3430942893028259},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3137034773826599},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp.2016.7752721","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2016.7752721","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 8th International Conference on Wireless Communications &amp; Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7799999713897705,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W98781231","https://openalex.org/W1507749617","https://openalex.org/W1965886316","https://openalex.org/W1978165629","https://openalex.org/W1992110876","https://openalex.org/W2019585856","https://openalex.org/W2053320554","https://openalex.org/W2096513167","https://openalex.org/W2116674517","https://openalex.org/W2123851435","https://openalex.org/W2131548607","https://openalex.org/W2135719421","https://openalex.org/W2161509693","https://openalex.org/W4206616853","https://openalex.org/W4253465622","https://openalex.org/W4285719527","https://openalex.org/W6630508732","https://openalex.org/W6641287269","https://openalex.org/W6663636779"],"related_works":["https://openalex.org/W115686965","https://openalex.org/W2768918307","https://openalex.org/W2110031805","https://openalex.org/W2040020606","https://openalex.org/W2510262883","https://openalex.org/W2383121084","https://openalex.org/W1996400466","https://openalex.org/W2293036931","https://openalex.org/W1569925699","https://openalex.org/W3090008520"],"abstract_inverted_index":{"We":[0],"propose":[1],"an":[2,14],"effective":[3,43],"and":[4,100],"efficient":[5,63],"local":[6,39,47,60,80,92],"decolorization":[7,19,87],"method":[8,20,105],"in":[9,31,53,64,96],"this":[10],"paper.":[11],"It":[12],"is":[13,41,62,69],"extension":[15,40,61,93],"of":[16,27,37,45,78],"the":[17,32,38,42,46,54,58,66,79],"global":[18,55],"[6]":[21],"which":[22,50,74],"robustly":[23],"reproduces":[24],"visual":[25],"appearance":[26],"a":[28],"color":[29,48],"image":[30,98],"grayscale":[33],"output.":[34],"The":[35],"improvement":[36],"preservation":[44],"contrast":[49],"may":[51],"diminish":[52],"method.":[56],"Meanwhile":[57],"proposed":[59],"that":[65,90],"computational":[67],"complexity":[68],"O(1)":[70],"for":[71,112],"each":[72],"pixel,":[73],"will":[75],"be":[76,107],"independent":[77],"kernel":[81],"size.":[82],"Quantitative":[83],"evaluation":[84],"among":[85],"existing":[86],"methods":[88],"shows":[89],"our":[91,104],"performs":[94],"favorable":[95],"both":[97],"quality":[99],"time":[101],"cost.":[102],"Meanwhile,":[103],"can":[106],"extended":[108],"into":[109],"temporal":[110],"domain":[111],"robust":[113],"video":[114],"decolorization.":[115]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
