{"id":"https://openalex.org/W2118886755","doi":"https://doi.org/10.1109/icpr.2008.4761424","title":"Denighting: Enhancement of Nighttime Images for a Surveillance Camera","display_name":"Denighting: Enhancement of Nighttime Images for a Surveillance Camera","publication_year":2008,"publication_date":"2008-12-01","ids":{"openalex":"https://openalex.org/W2118886755","doi":"https://doi.org/10.1109/icpr.2008.4761424","mag":"2118886755"},"language":"en","primary_location":{"id":"doi:10.1109/icpr.2008.4761424","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr.2008.4761424","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 19th International Conference on Pattern Recognition","raw_type":"proceedings-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/A5109117911","display_name":"Akito Yamasaki","orcid":null},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Akito Yamasaki","raw_affiliation_strings":["Hokkaido University, Sapporo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hokkaido University, Sapporo, Japan","institution_ids":["https://openalex.org/I205349734"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112245224","display_name":"Hidenori Takauji","orcid":null},"institutions":[{"id":"https://openalex.org/I201800536","display_name":"Sapporo University","ror":"https://ror.org/04bz6gw73","country_code":"JP","type":"education","lineage":["https://openalex.org/I201800536"]},{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hidenori Takauji","raw_affiliation_strings":["Hokkaido University, Sapporo, Japan","Hokkaido University, Sapporo"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hokkaido University, Sapporo, Japan","institution_ids":["https://openalex.org/I205349734"]},{"raw_affiliation_string":"Hokkaido University, Sapporo","institution_ids":["https://openalex.org/I201800536","https://openalex.org/I205349734"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112642606","display_name":"Shun\u2019ichi Kaneko","orcid":null},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shun'ichi Kaneko","raw_affiliation_strings":["Hokkaido University, Sapporo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hokkaido University, Sapporo, Japan","institution_ids":["https://openalex.org/I205349734"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057924291","display_name":"Takeo Kanade","orcid":"https://orcid.org/0000-0002-6267-6853"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Takeo Kanade","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh, PA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh, PA, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014907113","display_name":"Hidehiro Ohki","orcid":null},"institutions":[{"id":"https://openalex.org/I188815454","display_name":"Oita University","ror":"https://ror.org/01nyv7k26","country_code":"JP","type":"education","lineage":["https://openalex.org/I188815454"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hidehiro Ohki","raw_affiliation_strings":["Oita University, Oita, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oita University, Oita, Japan","institution_ids":["https://openalex.org/I188815454"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5109117911"],"corresponding_institution_ids":["https://openalex.org/I205349734"],"apc_list":null,"apc_paid":null,"fwci":2.1291,"has_fulltext":false,"cited_by_count":48,"citation_normalized_percentile":{"value":0.88537244,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9995999932289124,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9987000226974487,"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/daytime","display_name":"Daytime","score":0.8161443471908569},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6992846727371216},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.670066237449646},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6172798871994019},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5337154865264893},{"id":"https://openalex.org/keywords/image-enhancement","display_name":"Image enhancement","score":0.47543099522590637},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.44209590554237366},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3546024262905121},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.11537763476371765}],"concepts":[{"id":"https://openalex.org/C162725370","wikidata":"https://www.wikidata.org/wiki/Q52643","display_name":"Daytime","level":2,"score":0.8161443471908569},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6992846727371216},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.670066237449646},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6172798871994019},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5337154865264893},{"id":"https://openalex.org/C3017601658","wikidata":"https://www.wikidata.org/wiki/Q545981","display_name":"Image enhancement","level":3,"score":0.47543099522590637},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.44209590554237366},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3546024262905121},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.11537763476371765},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icpr.2008.4761424","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr.2008.4761424","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 19th International Conference on Pattern Recognition","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1969195488","https://openalex.org/W1996257190","https://openalex.org/W2037935589","https://openalex.org/W2099244020","https://openalex.org/W2103111580","https://openalex.org/W2117383066","https://openalex.org/W2164847484","https://openalex.org/W2244684328","https://openalex.org/W6675528019","https://openalex.org/W6677594781"],"related_works":["https://openalex.org/W3081293791","https://openalex.org/W2072650855","https://openalex.org/W17155033","https://openalex.org/W3108670580","https://openalex.org/W3207760230","https://openalex.org/W1496222301","https://openalex.org/W2949816130","https://openalex.org/W2138806349","https://openalex.org/W4362679294","https://openalex.org/W4375869153"],"abstract_inverted_index":{"Nighttime":[0],"images":[1,19,59,86],"of":[2,20,60,79,82],"a":[3,6,71],"scene":[4,23,63],"from":[5],"surveillance":[7],"camera":[8],"have":[9,47,64],"lower":[10],"contrast":[11],"and":[12],"higher":[13,73],"noise":[14],"than":[15],"their":[16],"corresponding":[17],"daytime":[18],"the":[21,55,61,80],"same":[22,62],"due":[24],"to":[25,43],"low":[26,83],"illumination.":[27],"Denighting":[28],"is":[29],"an":[30],"image":[31],"enhancement":[32,81],"method":[33,53],"for":[34],"improving":[35],"nighttime":[36,85],"images,":[37],"so":[38],"that":[39,45,57],"they":[40],"are":[41],"closer":[42],"those":[44],"would":[46],"been":[48,65],"taken":[49],"during":[50],"daytime.":[51],"The":[52],"exploits":[54],"fact":[56],"background":[58],"captured":[66],"all":[67],"day":[68],"long":[69],"with":[70],"much":[72],"quality.":[74],"We":[75],"present":[76],"several":[77],"results":[78],"quality":[84],"using":[87],"denighting.":[88]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":10},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":4}],"updated_date":"2026-04-28T14:05:53.105641","created_date":"2025-10-10T00:00:00"}