{"id":"https://openalex.org/W2068089394","doi":"https://doi.org/10.1109/tcsvt.2014.2313896","title":"Multidirectional Weighted Interpolation and Refinement Method for Bayer Pattern CFA Demosaicking","display_name":"Multidirectional Weighted Interpolation and Refinement Method for Bayer Pattern CFA Demosaicking","publication_year":2014,"publication_date":"2014-03-26","ids":{"openalex":"https://openalex.org/W2068089394","doi":"https://doi.org/10.1109/tcsvt.2014.2313896","mag":"2068089394"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2014.2313896","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2014.2313896","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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 Circuits and Systems for Video Technology","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/A5008038881","display_name":"Xiangdong Chen","orcid":"https://orcid.org/0000-0003-3347-2947"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiangdong Chen","raw_affiliation_strings":["School of Computer Science, Nanjing University of Posts and Telecommunications, Nanjing, China","School of Computer Science, Nanjing University of Posts and Telecommunications,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"School of Computer Science, Nanjing University of Posts and Telecommunications,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100515466","display_name":"Liwen He","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liwen He","raw_affiliation_strings":["School of Computer Science, Nanjing University of Posts and Telecommunications, Nanjing, China","School of Computer Science, Nanjing University of Posts and Telecommunications,Nanjing,China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"School of Computer Science, Nanjing University of Posts and Telecommunications,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049449184","display_name":"Gwanggil Jeon","orcid":"https://orcid.org/0000-0002-0651-4278"},"institutions":[{"id":"https://openalex.org/I146429904","display_name":"Incheon National University","ror":"https://ror.org/02xf7p935","country_code":"KR","type":"education","lineage":["https://openalex.org/I146429904"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Gwanggil Jeon","raw_affiliation_strings":["Department of Embedded Systems Engineering, Incheon National University, Incheon, Korea"],"affiliations":[{"raw_affiliation_string":"Department of Embedded Systems Engineering, Incheon National University, Incheon, Korea","institution_ids":["https://openalex.org/I146429904"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048358587","display_name":"Jechang Jeong","orcid":null},"institutions":[{"id":"https://openalex.org/I4575257","display_name":"Hanyang University","ror":"https://ror.org/046865y68","country_code":"KR","type":"education","lineage":["https://openalex.org/I4575257"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jechang Jeong","raw_affiliation_strings":["Department of Electronics and Computer Engineering, Hanyang University, Seoul, Korea","Dept. Of Electronics and Computer Engineering, Hanyang Univ., Seoul, Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Computer Engineering, Hanyang University, Seoul, Korea","institution_ids":["https://openalex.org/I4575257"]},{"raw_affiliation_string":"Dept. Of Electronics and Computer Engineering, Hanyang Univ., Seoul, Korea","institution_ids":["https://openalex.org/I4575257"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5008038881"],"corresponding_institution_ids":["https://openalex.org/I41198531"],"apc_list":null,"apc_paid":null,"fwci":5.6821,"has_fulltext":false,"cited_by_count":51,"citation_normalized_percentile":{"value":0.9694127,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"25","issue":"8","first_page":"1271","last_page":"1282"},"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/T11019","display_name":"Image Enhancement Techniques","score":0.9988999962806702,"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":0.9988999962806702,"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/demosaicing","display_name":"Demosaicing","score":0.9781299233436584},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.7729306221008301},{"id":"https://openalex.org/keywords/stairstep-interpolation","display_name":"Stairstep interpolation","score":0.6357883810997009},{"id":"https://openalex.org/keywords/bayer-filter","display_name":"Bayer filter","score":0.5916529893875122},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5640041828155518},{"id":"https://openalex.org/keywords/nearest-neighbor-interpolation","display_name":"Nearest-neighbor interpolation","score":0.5029124617576599},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5007236003875732},{"id":"https://openalex.org/keywords/bilinear-interpolation","display_name":"Bilinear interpolation","score":0.49770596623420715},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4871911406517029},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.480188250541687},{"id":"https://openalex.org/keywords/color-filter-array","display_name":"Color filter array","score":0.4797821640968323},{"id":"https://openalex.org/keywords/image-scaling","display_name":"Image scaling","score":0.4738488793373108},{"id":"https://openalex.org/keywords/multivariate-interpolation","display_name":"Multivariate interpolation","score":0.4629337191581726},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4506049156188965},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4269437789916992},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.356514036655426},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.2388668656349182},{"id":"https://openalex.org/keywords/color-gel","display_name":"Color gel","score":0.2339949607849121},{"id":"https://openalex.org/keywords/color-image","display_name":"Color image","score":0.19096672534942627}],"concepts":[{"id":"https://openalex.org/C27624317","wikidata":"https://www.wikidata.org/wiki/Q263499","display_name":"Demosaicing","level":5,"score":0.9781299233436584},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.7729306221008301},{"id":"https://openalex.org/C119768884","wikidata":"https://www.wikidata.org/wiki/Q7597108","display_name":"Stairstep interpolation","level":4,"score":0.6357883810997009},{"id":"https://openalex.org/C5622133","wikidata":"https://www.wikidata.org/wiki/Q812133","display_name":"Bayer filter","level":5,"score":0.5916529893875122},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5640041828155518},{"id":"https://openalex.org/C207214200","wikidata":"https://www.wikidata.org/wiki/Q4202129","display_name":"Nearest-neighbor interpolation","level":4,"score":0.5029124617576599},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5007236003875732},{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"score":0.49770596623420715},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4871911406517029},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.480188250541687},{"id":"https://openalex.org/C177299597","wikidata":"https://www.wikidata.org/wiki/Q2468214","display_name":"Color filter array","level":5,"score":0.4797821640968323},{"id":"https://openalex.org/C27405340","wikidata":"https://www.wikidata.org/wiki/Q440296","display_name":"Image scaling","level":4,"score":0.4738488793373108},{"id":"https://openalex.org/C203332170","wikidata":"https://www.wikidata.org/wiki/Q6334079","display_name":"Multivariate interpolation","level":3,"score":0.4629337191581726},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4506049156188965},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4269437789916992},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.356514036655426},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2388668656349182},{"id":"https://openalex.org/C142771000","wikidata":"https://www.wikidata.org/wiki/Q1435398","display_name":"Color gel","level":4,"score":0.2339949607849121},{"id":"https://openalex.org/C142616399","wikidata":"https://www.wikidata.org/wiki/Q5148604","display_name":"Color image","level":4,"score":0.19096672534942627},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.0},{"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/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcsvt.2014.2313896","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2014.2313896","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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 Circuits and Systems for Video Technology","raw_type":"journal-article"},{"id":"pmh:oai:repository.hanyang.ac.kr:20.500.11754/27006","is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/abstract/document/6778804/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401328","display_name":"The Royal Society of Chemistry\u2019s Journals, Books and Databases (The Royal Society of Chemistry)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2751430930","host_organization_name":"Royal Society of Chemistry","host_organization_lineage":["https://openalex.org/I2751430930"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W96697480","https://openalex.org/W1912194039","https://openalex.org/W1964582933","https://openalex.org/W1967120093","https://openalex.org/W1971114016","https://openalex.org/W1982948312","https://openalex.org/W1998869115","https://openalex.org/W2002161233","https://openalex.org/W2025932984","https://openalex.org/W2026045177","https://openalex.org/W2033499301","https://openalex.org/W2034151802","https://openalex.org/W2035192779","https://openalex.org/W2040065950","https://openalex.org/W2064769547","https://openalex.org/W2065883144","https://openalex.org/W2066708823","https://openalex.org/W2095776733","https://openalex.org/W2096865463","https://openalex.org/W2102593599","https://openalex.org/W2104752497","https://openalex.org/W2105156560","https://openalex.org/W2115105289","https://openalex.org/W2119167889","https://openalex.org/W2120533609","https://openalex.org/W2127457591","https://openalex.org/W2127877018","https://openalex.org/W2136767133","https://openalex.org/W2141983208","https://openalex.org/W2152178471","https://openalex.org/W2153598088","https://openalex.org/W2155515532","https://openalex.org/W2160393661","https://openalex.org/W2162568075","https://openalex.org/W2162918866","https://openalex.org/W6684020286"],"related_works":["https://openalex.org/W2197110145","https://openalex.org/W4390872244","https://openalex.org/W4385003273","https://openalex.org/W2040065950","https://openalex.org/W1574099457","https://openalex.org/W2187346426","https://openalex.org/W2243107955","https://openalex.org/W130727931","https://openalex.org/W2336730277","https://openalex.org/W1990681604"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3],"novel":[4],"multidirectional":[5],"weighted":[6],"interpolation":[7,26,52,63],"algorithm":[8,83],"for":[9],"color":[10,68],"filter":[11],"array":[12],"interpolation.":[13],"Our":[14],"proposed":[15,36,82],"method":[16,37,60],"has":[17,97],"two":[18,30],"contributions":[19],"to":[20,39,49,61],"demosaicking.":[21],"First,":[22],"different":[23],"from":[24],"conventional":[25,73],"methods":[27],"based":[28,65],"on":[29,66],"directions":[31,48],"or":[32],"four":[33],"directions,":[34],"the":[35,51,67,81],"exploits":[38],"greater":[40],"degree":[41],"correlations":[42],"among":[43],"neighboring":[44],"pixels":[45],"along":[46],"eight":[47],"improve":[50],"performance.":[53],"Second,":[54],"we":[55],"propose":[56],"an":[57],"efficient":[58],"postprocessing":[59],"reduce":[62],"artifacts":[64],"difference":[69],"planes.":[70],"Compared":[71],"with":[72],"state-of-the-art":[74],"demosaicking":[75],"algorithms,":[76],"our":[77],"experimental":[78],"results":[79],"show":[80],"provides":[84],"superior":[85],"performance":[86],"in":[87],"both":[88],"objective":[89],"and":[90],"subjective":[91],"image":[92],"quality.":[93],"Furthermore,":[94],"this":[95],"implementation":[96],"moderate":[98],"computational":[99],"complexity.":[100]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":12},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":5}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}