{"id":"https://openalex.org/W2897066332","doi":"https://doi.org/10.1109/lsp.2018.2874304","title":"Reduction of Aliasing Artifacts by Sign Function Approximation in Light Field Depth Estimation Based on Foreground\u2013Background Separation","display_name":"Reduction of Aliasing Artifacts by Sign Function Approximation in Light Field Depth Estimation Based on Foreground\u2013Background Separation","publication_year":2018,"publication_date":"2018-10-09","ids":{"openalex":"https://openalex.org/W2897066332","doi":"https://doi.org/10.1109/lsp.2018.2874304","mag":"2897066332"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2018.2874304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2018.2874304","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5009147359","display_name":"Jae Young Lee","orcid":"https://orcid.org/0000-0002-7450-5023"},"institutions":[{"id":"https://openalex.org/I148751991","display_name":"Sogang University","ror":"https://ror.org/056tn4839","country_code":"KR","type":"education","lineage":["https://openalex.org/I148751991"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Jae Young Lee","raw_affiliation_strings":["Department of Electronic Engineering, School of Engineering, Sogang University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, School of Engineering, Sogang University, Seoul, South Korea","institution_ids":["https://openalex.org/I148751991"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027304168","display_name":"Rae\u2010Hong Park","orcid":"https://orcid.org/0000-0002-4792-2980"},"institutions":[{"id":"https://openalex.org/I148751991","display_name":"Sogang University","ror":"https://ror.org/056tn4839","country_code":"KR","type":"education","lineage":["https://openalex.org/I148751991"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Rae-Hong Park","raw_affiliation_strings":["Department of Electronic Engineering, School of Engineering, Sogang University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, School of Engineering, Sogang University, Seoul, South Korea","institution_ids":["https://openalex.org/I148751991"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5009147359"],"corresponding_institution_ids":["https://openalex.org/I148751991"],"apc_list":null,"apc_paid":null,"fwci":0.4178,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.67591409,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"25","issue":"11","first_page":"1750","last_page":"1754"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","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/T10531","display_name":"Advanced Vision and Imaging","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/T11019","display_name":"Image Enhancement Techniques","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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9980000257492065,"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/aliasing","display_name":"Aliasing","score":0.7239806056022644},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5438753366470337},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5358577370643616},{"id":"https://openalex.org/keywords/sign","display_name":"Sign (mathematics)","score":0.5269231200218201},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4673469662666321},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.46572965383529663},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4268863797187805},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4131931662559509},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3882111608982086},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32823288440704346}],"concepts":[{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.7239806056022644},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5438753366470337},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5358577370643616},{"id":"https://openalex.org/C139676723","wikidata":"https://www.wikidata.org/wiki/Q1193832","display_name":"Sign (mathematics)","level":2,"score":0.5269231200218201},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4673469662666321},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.46572965383529663},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4268863797187805},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4131931662559509},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3882111608982086},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32823288440704346},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C136536468","wikidata":"https://www.wikidata.org/wiki/Q1225894","display_name":"Undersampling","level":2,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2018.2874304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2018.2874304","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1879847698","https://openalex.org/W1914596733","https://openalex.org/W2007972795","https://openalex.org/W2039298799","https://openalex.org/W2049569768","https://openalex.org/W2105198794","https://openalex.org/W2128359381","https://openalex.org/W2129103953","https://openalex.org/W2143050242","https://openalex.org/W2211024058","https://openalex.org/W2289524987","https://openalex.org/W2342420672","https://openalex.org/W2430642417","https://openalex.org/W2511597623","https://openalex.org/W2513742795","https://openalex.org/W2520640394","https://openalex.org/W2582786105","https://openalex.org/W2588196171","https://openalex.org/W2591697814","https://openalex.org/W2593564043","https://openalex.org/W2737842117","https://openalex.org/W2741694910","https://openalex.org/W2751225115","https://openalex.org/W2752279250","https://openalex.org/W2753630964","https://openalex.org/W2778641202","https://openalex.org/W2779696137","https://openalex.org/W2798487245","https://openalex.org/W2964178790","https://openalex.org/W3099871687","https://openalex.org/W6734178593","https://openalex.org/W6734447043","https://openalex.org/W6750134977","https://openalex.org/W6750589237"],"related_works":["https://openalex.org/W1891287906","https://openalex.org/W3082260596","https://openalex.org/W2036807459","https://openalex.org/W2775347418","https://openalex.org/W1969923398","https://openalex.org/W2007468163","https://openalex.org/W2772917594","https://openalex.org/W2166024367","https://openalex.org/W2755342338","https://openalex.org/W2112456472"],"abstract_inverted_index":{"A":[0],"sign":[1,44],"function":[2,45],"approximation":[3,46],"method":[4,26,68,89,101],"for":[5],"depth":[6,39],"from":[7],"light":[8],"field":[9],"(DFLF)":[10],"based":[11],"on":[12,60],"the":[13,24,34,49,54,61,66,74,79,91,99,104,109,115],"foreground\u2013background":[14],"separation":[15],"(FBS)":[16],"is":[17],"proposed.":[18],"From":[19],"a":[20,31,86],"signal":[21],"processing":[22],"viewpoint,":[23],"FBS-based":[25,96],"can":[27],"be":[28],"considered":[29],"as":[30,53,78],"bridge":[32],"between":[33],"cost-based":[35,55],"DFLF":[36,97],"methods":[37,56,81],"and":[38,117],"model-based":[40],"ones.":[41],"The":[42],"proposed":[43,67,100],"corresponds":[47],"to":[48],"winner-takes-all":[50],"(WTA)":[51],"approaches":[52],"do.":[57,82],"Experimental":[58],"results":[59],"synthetic":[62,116],"images":[63],"show":[64],"that":[65],"reasonably":[69],"performs":[70],"in":[71,90,108],"terms":[72],"of":[73,93,113],"mean":[75],"squared":[76],"error":[77],"state-of-the-art":[80],"Especially,":[83],"by":[84],"using":[85],"suitable":[87],"WTA":[88],"framework":[92],"our":[94],"previous":[95],"work,":[98],"effectively":[102],"reduces":[103],"angular":[105],"aliasing":[106],"artifacts":[107],"resulting":[110],"disparity":[111],"maps":[112],"both":[114],"real":[118],"images.":[119]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}