{"id":"https://openalex.org/W3186903931","doi":"https://doi.org/10.1007/s41095-021-0232-x","title":"Low and non-uniform illumination color image enhancement using weighted guided image filtering","display_name":"Low and non-uniform illumination color image enhancement using weighted guided image filtering","publication_year":2021,"publication_date":"2021-07-23","ids":{"openalex":"https://openalex.org/W3186903931","doi":"https://doi.org/10.1007/s41095-021-0232-x","mag":"3186903931"},"language":"en","primary_location":{"id":"doi:10.1007/s41095-021-0232-x","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s41095-021-0232-x","pdf_url":null,"source":{"id":"https://openalex.org/S2487656537","display_name":"Computational Visual Media","issn_l":"2096-0433","issn":["2096-0433","2096-0662"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computational Visual Media","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.1007/s41095-021-0232-x","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102979920","display_name":"Qi Mu","orcid":"https://orcid.org/0009-0005-7534-5999"},"institutions":[{"id":"https://openalex.org/I110440473","display_name":"Xi'an University of Science and Technology","ror":"https://ror.org/046fkpt18","country_code":"CN","type":"education","lineage":["https://openalex.org/I110440473"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qi Mu","raw_affiliation_strings":["Xi'an University of Science and Technology, Xi'an 710054, China","Xi'an University of Science and Technology, Xi'an, 710054, China"],"affiliations":[{"raw_affiliation_string":"Xi'an University of Science and Technology, Xi'an 710054, China","institution_ids":["https://openalex.org/I110440473"]},{"raw_affiliation_string":"Xi'an University of Science and Technology, Xi'an, 710054, China","institution_ids":["https://openalex.org/I110440473"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100408892","display_name":"Xinyue Wang","orcid":"https://orcid.org/0009-0005-3851-5768"},"institutions":[{"id":"https://openalex.org/I110440473","display_name":"Xi'an University of Science and Technology","ror":"https://ror.org/046fkpt18","country_code":"CN","type":"education","lineage":["https://openalex.org/I110440473"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinyue Wang","raw_affiliation_strings":["Xi'an University of Science and Technology, Xi'an 710054, China","Xi'an University of Science and Technology, Xi'an, 710054, China"],"affiliations":[{"raw_affiliation_string":"Xi'an University of Science and Technology, Xi'an 710054, China","institution_ids":["https://openalex.org/I110440473"]},{"raw_affiliation_string":"Xi'an University of Science and Technology, Xi'an, 710054, China","institution_ids":["https://openalex.org/I110440473"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100930467","display_name":"Yanyan Wei","orcid":null},"institutions":[{"id":"https://openalex.org/I4210117493","display_name":"New Development Bank","ror":"https://ror.org/01rdcx205","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210117493"]},{"id":"https://openalex.org/I73669364","display_name":"China Development Bank","ror":"https://ror.org/00pp12j94","country_code":"CN","type":"other","lineage":["https://openalex.org/I73669364"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanyan Wei","raw_affiliation_strings":["Shanghai Pudong Development Bank Application Development Service Sub-center, Xi'an 710054, China","Shanghai Pudong Development Bank Application Development Service Sub-center, Xi'an, 710054, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Pudong Development Bank Application Development Service Sub-center, Xi'an 710054, China","institution_ids":["https://openalex.org/I4210117493","https://openalex.org/I73669364"]},{"raw_affiliation_string":"Shanghai Pudong Development Bank Application Development Service Sub-center, Xi'an, 710054, China","institution_ids":["https://openalex.org/I4210117493"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081893657","display_name":"Zhanli Li","orcid":"https://orcid.org/0000-0002-6719-5346"},"institutions":[{"id":"https://openalex.org/I110440473","display_name":"Xi'an University of Science and Technology","ror":"https://ror.org/046fkpt18","country_code":"CN","type":"education","lineage":["https://openalex.org/I110440473"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhanli Li","raw_affiliation_strings":["Xi'an University of Science and Technology, Xi'an 710054, China","Xi'an University of Science and Technology, Xi'an, 710054, China"],"affiliations":[{"raw_affiliation_string":"Xi'an University of Science and Technology, Xi'an 710054, China","institution_ids":["https://openalex.org/I110440473"]},{"raw_affiliation_string":"Xi'an University of Science and Technology, Xi'an, 710054, China","institution_ids":["https://openalex.org/I110440473"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5102979920"],"corresponding_institution_ids":["https://openalex.org/I110440473"],"apc_list":null,"apc_paid":null,"fwci":2.1135,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.89245098,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"7","issue":"4","first_page":"529","last_page":"546"},"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":0.9994000196456909,"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":0.9991000294685364,"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/artificial-intelligence","display_name":"Artificial intelligence","score":0.7963889837265015},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7496181726455688},{"id":"https://openalex.org/keywords/rgb-color-model","display_name":"RGB color model","score":0.7204185724258423},{"id":"https://openalex.org/keywords/color-constancy","display_name":"Color constancy","score":0.6540072560310364},{"id":"https://openalex.org/keywords/color-balance","display_name":"Color balance","score":0.6374840140342712},{"id":"https://openalex.org/keywords/rgb-color-space","display_name":"RGB color space","score":0.5975947976112366},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5465074777603149},{"id":"https://openalex.org/keywords/color-image","display_name":"Color image","score":0.5459675788879395},{"id":"https://openalex.org/keywords/color-space","display_name":"Color space","score":0.5292351245880127},{"id":"https://openalex.org/keywords/color-histogram","display_name":"Color histogram","score":0.515670657157898},{"id":"https://openalex.org/keywords/gamma-correction","display_name":"Gamma correction","score":0.4669286906719208},{"id":"https://openalex.org/keywords/image-restoration","display_name":"Image restoration","score":0.46308618783950806},{"id":"https://openalex.org/keywords/grayscale","display_name":"Grayscale","score":0.46307456493377686},{"id":"https://openalex.org/keywords/color-normalization","display_name":"Color normalization","score":0.42426732182502747},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4001920521259308},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.2720428705215454},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.22676557302474976}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7963889837265015},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7496181726455688},{"id":"https://openalex.org/C82990744","wikidata":"https://www.wikidata.org/wiki/Q166194","display_name":"RGB color model","level":2,"score":0.7204185724258423},{"id":"https://openalex.org/C187888035","wikidata":"https://www.wikidata.org/wiki/Q2563885","display_name":"Color constancy","level":3,"score":0.6540072560310364},{"id":"https://openalex.org/C159784718","wikidata":"https://www.wikidata.org/wiki/Q182571","display_name":"Color balance","level":5,"score":0.6374840140342712},{"id":"https://openalex.org/C84216515","wikidata":"https://www.wikidata.org/wiki/Q375677","display_name":"RGB color space","level":5,"score":0.5975947976112366},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5465074777603149},{"id":"https://openalex.org/C142616399","wikidata":"https://www.wikidata.org/wiki/Q5148604","display_name":"Color image","level":4,"score":0.5459675788879395},{"id":"https://openalex.org/C2961294","wikidata":"https://www.wikidata.org/wiki/Q166863","display_name":"Color space","level":3,"score":0.5292351245880127},{"id":"https://openalex.org/C12043971","wikidata":"https://www.wikidata.org/wiki/Q2636542","display_name":"Color histogram","level":5,"score":0.515670657157898},{"id":"https://openalex.org/C17916492","wikidata":"https://www.wikidata.org/wiki/Q1144257","display_name":"Gamma correction","level":3,"score":0.4669286906719208},{"id":"https://openalex.org/C106430172","wikidata":"https://www.wikidata.org/wiki/Q6002272","display_name":"Image restoration","level":4,"score":0.46308618783950806},{"id":"https://openalex.org/C78201319","wikidata":"https://www.wikidata.org/wiki/Q685727","display_name":"Grayscale","level":3,"score":0.46307456493377686},{"id":"https://openalex.org/C44404184","wikidata":"https://www.wikidata.org/wiki/Q5148620","display_name":"Color normalization","level":5,"score":0.42426732182502747},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4001920521259308},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2720428705215454},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.22676557302474976}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s41095-021-0232-x","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s41095-021-0232-x","pdf_url":null,"source":{"id":"https://openalex.org/S2487656537","display_name":"Computational Visual Media","issn_l":"2096-0433","issn":["2096-0433","2096-0662"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computational Visual Media","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1007/s41095-021-0232-x","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s41095-021-0232-x","pdf_url":null,"source":{"id":"https://openalex.org/S2487656537","display_name":"Computational Visual Media","issn_l":"2096-0433","issn":["2096-0433","2096-0662"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computational Visual Media","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.4099999964237213,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":60,"referenced_works":["https://openalex.org/W1423701254","https://openalex.org/W1580436348","https://openalex.org/W1597678658","https://openalex.org/W1669864993","https://openalex.org/W1974524841","https://openalex.org/W1975535308","https://openalex.org/W1979698029","https://openalex.org/W1981156008","https://openalex.org/W1992294137","https://openalex.org/W1995031544","https://openalex.org/W2038202845","https://openalex.org/W2041108420","https://openalex.org/W2042275095","https://openalex.org/W2049795596","https://openalex.org/W2054814429","https://openalex.org/W2058333183","https://openalex.org/W2059881008","https://openalex.org/W2070290736","https://openalex.org/W2076205488","https://openalex.org/W2099244020","https://openalex.org/W2101149304","https://openalex.org/W2121900453","https://openalex.org/W2125188192","https://openalex.org/W2146086273","https://openalex.org/W2146439264","https://openalex.org/W2150721269","https://openalex.org/W2180207883","https://openalex.org/W2244684328","https://openalex.org/W2254039850","https://openalex.org/W2327634663","https://openalex.org/W2348138510","https://openalex.org/W2348899410","https://openalex.org/W2374187098","https://openalex.org/W2381751549","https://openalex.org/W2383340510","https://openalex.org/W2542914636","https://openalex.org/W2566376500","https://openalex.org/W2595408708","https://openalex.org/W2601040106","https://openalex.org/W2611558102","https://openalex.org/W2611742580","https://openalex.org/W2612289738","https://openalex.org/W2729335058","https://openalex.org/W2756330171","https://openalex.org/W2756557228","https://openalex.org/W2764975447","https://openalex.org/W2765911741","https://openalex.org/W2783399029","https://openalex.org/W2791710889","https://openalex.org/W2802922942","https://openalex.org/W2807563922","https://openalex.org/W2901293294","https://openalex.org/W2902552144","https://openalex.org/W2912345866","https://openalex.org/W2981718299","https://openalex.org/W2998514558","https://openalex.org/W3093019501","https://openalex.org/W3123505101","https://openalex.org/W4236060337","https://openalex.org/W6606942565"],"related_works":["https://openalex.org/W2589042415","https://openalex.org/W2120904863","https://openalex.org/W4382246118","https://openalex.org/W3127322926","https://openalex.org/W2349299344","https://openalex.org/W2152649853","https://openalex.org/W3134180396","https://openalex.org/W4382118992","https://openalex.org/W2382510473","https://openalex.org/W3186903931"],"abstract_inverted_index":{"In":[0],"the":[1,4,45,49,58,103,122,158,180],"state":[2],"of":[3,15,116,218],"art,":[5],"grayscale":[6,190],"image":[7,80,99],"enhancement":[8,14,81],"algorithms":[9],"are":[10,28,61,146],"typically":[11],"adopted":[12],"for":[13,85,185],"RGB":[16,32,78,144,168,187],"color":[17,79,142,154,173,188,221],"images":[18,52,86,145,191],"captured":[19,87,192],"with":[20,53,199],"low":[21,194],"or":[22,91],"non-uniform":[23,54,89,197],"illumination.":[24],"As":[25],"these":[26,74],"methods":[27],"applied":[29],"to":[30,63,120,133,149,167,216],"each":[31],"channel":[33,160],"independently,":[34],"imbalanced":[35],"inter-channel":[36],"enhancements":[37],"(color":[38],"distortion)":[39],"can":[40],"often":[41],"be":[42],"observed":[43],"in":[44,92],"resulting":[46],"images.":[47],"On":[48],"other":[50],"hand,":[51],"illumination":[55,90,123],"enhanced":[56],"by":[57,170],"retinex":[59,105],"algorithm":[60,106],"prone":[62],"artifacts":[64,131],"such":[65],"as":[66],"local":[67,127,138],"blurring,":[68],"halos,":[69],"and":[70,107,129,136,189,196,203],"over-enhancement.":[71],"To":[72,140],"address":[73],"problems,":[75],"an":[76],"improved":[77],"method":[82,182],"is":[83,161,183,212],"proposed":[84,181],"under":[88,193],"poor":[93],"visibility,":[94],"based":[95],"on":[96],"weighted":[97],"guided":[98],"filtering":[100],"(WGIF).":[101],"Unlike":[102],"conventional":[104],"its":[108,134],"variants,":[109],"WGIF":[110],"uses":[111],"a":[112,117,171,219],"surround":[113],"function":[114],"instead":[115],"Gaussian":[118],"filter":[119],"estimate":[121],"component;":[124],"it":[125],"avoids":[126],"blurring":[128],"halo":[130],"due":[132,215],"anisotropy":[135],"adaptive":[137],"regularization.":[139],"limit":[141],"distortion,":[143],"first":[147],"converted":[148,165],"HSI":[150],"(hue,":[151],"saturation,":[152],"intensity)":[153],"space,":[155],"where":[156],"only":[157],"intensity":[159],"enhanced,":[162],"before":[163],"being":[164],"back":[166],"space":[169],"linear":[172,220],"restoration":[174,222],"algorithm.":[175,223],"Experimental":[176],"results":[177],"show":[178],"that":[179],"effective":[184],"both":[186],"exposure":[195],"illumination,":[198],"better":[200],"visual":[201],"quality":[202],"objective":[204],"evaluation":[205],"scores":[206],"than":[207],"from":[208],"comparator":[209],"algorithms.":[210],"It":[211],"also":[213],"efficient":[214],"use":[217]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-25T21:42:39.735039","created_date":"2025-10-10T00:00:00"}