{"id":"https://openalex.org/W2970673078","doi":"https://doi.org/10.1109/access.2019.2938255","title":"Selective Sampling and Optimal Filtering for Subpixel-Based Image Down-Sampling","display_name":"Selective Sampling and Optimal Filtering for Subpixel-Based Image Down-Sampling","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2970673078","doi":"https://doi.org/10.1109/access.2019.2938255","mag":"2970673078"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2938255","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2938255","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08819919.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08819919.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080093046","display_name":"Sung-Ho Chae","orcid":"https://orcid.org/0000-0002-8037-1973"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sung-Ho Chae","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-8037-1973","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100712385","display_name":"Sung-Tae Kim","orcid":"https://orcid.org/0000-0001-6673-6924"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sung-Tae Kim","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052058562","display_name":"Joon-Yeon Kim","orcid":"https://orcid.org/0000-0003-1648-8322"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Joon-Yeon Kim","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065075228","display_name":"Cheol-Hwan Yoo","orcid":"https://orcid.org/0000-0002-4185-5211"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Cheol-Hwan Yoo","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020023785","display_name":"Sung-Jea Ko","orcid":"https://orcid.org/0000-0002-4875-7091"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sung-Jea Ko","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I197347611"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08518386,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"7","issue":null,"first_page":"124096","last_page":"124105"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"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"}},"topics":[{"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9993000030517578,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9990000128746033,"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/subpixel-rendering","display_name":"Subpixel rendering","score":0.9755491018295288},{"id":"https://openalex.org/keywords/aliasing","display_name":"Aliasing","score":0.7133193016052246},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7111920118331909},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6840478181838989},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6751689910888672},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.6418973207473755},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.6214625835418701},{"id":"https://openalex.org/keywords/anti-aliasing","display_name":"Anti-aliasing","score":0.5912826657295227},{"id":"https://openalex.org/keywords/artifact","display_name":"Artifact (error)","score":0.5614911913871765},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.45308342576026917},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.2523065209388733},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.20866069197654724},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.11230692267417908}],"concepts":[{"id":"https://openalex.org/C68516990","wikidata":"https://www.wikidata.org/wiki/Q452912","display_name":"Subpixel rendering","level":3,"score":0.9755491018295288},{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.7133193016052246},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7111920118331909},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6840478181838989},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6751689910888672},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.6418973207473755},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.6214625835418701},{"id":"https://openalex.org/C534633266","wikidata":"https://www.wikidata.org/wiki/Q4774317","display_name":"Anti-aliasing","level":5,"score":0.5912826657295227},{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.5614911913871765},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.45308342576026917},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.2523065209388733},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.20866069197654724},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.11230692267417908},{"id":"https://openalex.org/C127220857","wikidata":"https://www.wikidata.org/wiki/Q2719318","display_name":"Audio signal processing","level":4,"score":0.0},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2938255","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2938255","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08819919.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:b9c2dde0827144d89448544518e3afdc","is_oa":true,"landing_page_url":"https://doaj.org/article/b9c2dde0827144d89448544518e3afdc","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 124096-124105 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2938255","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2938255","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08819919.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G134029960","display_name":null,"funder_award_id":"2017-0-00250","funder_id":"https://openalex.org/F4320335489","funder_display_name":"Institute for Information and Communications Technology Promotion"},{"id":"https://openalex.org/G5493679368","display_name":null,"funder_award_id":"2017-0-00250","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"}],"funders":[{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"},{"id":"https://openalex.org/F4320335489","display_name":"Institute for Information and Communications Technology Promotion","ror":"https://ror.org/01g0hqq23"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2970673078.pdf","grobid_xml":"https://content.openalex.org/works/W2970673078.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W8437397","https://openalex.org/W191216229","https://openalex.org/W1528553968","https://openalex.org/W1572028722","https://openalex.org/W1575626649","https://openalex.org/W1967609810","https://openalex.org/W1969074818","https://openalex.org/W1978273411","https://openalex.org/W1979955088","https://openalex.org/W2014465950","https://openalex.org/W2019078318","https://openalex.org/W2020567080","https://openalex.org/W2037559722","https://openalex.org/W2045945353","https://openalex.org/W2056856387","https://openalex.org/W2058758794","https://openalex.org/W2068555693","https://openalex.org/W2071832258","https://openalex.org/W2088436043","https://openalex.org/W2111064119","https://openalex.org/W2124618676","https://openalex.org/W2150020113","https://openalex.org/W2150240911","https://openalex.org/W2157341141","https://openalex.org/W2165170757","https://openalex.org/W2237260888","https://openalex.org/W2285110222","https://openalex.org/W2347043846","https://openalex.org/W2590050321","https://openalex.org/W2782817301","https://openalex.org/W2886100448","https://openalex.org/W6600324250","https://openalex.org/W6631678894","https://openalex.org/W6676411391"],"related_works":["https://openalex.org/W1523720176","https://openalex.org/W2039904579","https://openalex.org/W2140580419","https://openalex.org/W2379888591","https://openalex.org/W2381938963","https://openalex.org/W2391609463","https://openalex.org/W2013059460","https://openalex.org/W2387218911","https://openalex.org/W2389475303","https://openalex.org/W2016506074"],"abstract_inverted_index":{"Subpixel-based":[0],"image":[1,76],"down-sampling":[2,59,72,113],"has":[3],"been":[4],"widely":[5],"used":[6],"to":[7,137],"improve":[8],"the":[9,48,55,62,82,86,91,94,98,111,130,138,146],"apparent":[10],"resolution":[11],"of":[12,85,93,121,151],"down-sampled":[13],"images":[14],"on":[15,66],"display.":[16],"However,":[17],"previous":[18,49],"subpixel":[19,35],"rendering":[20,36],"methods":[21],"often":[22],"introduce":[23],"distortions,":[24],"such":[25],"as":[26],"aliasing":[27,63,122,139],"and":[28,42,61,123,140],"color-fringing.":[29,124],"This":[30],"study":[31],"proposes":[32],"a":[33,70],"novel":[34],"method":[37,132],"that":[38,104,129],"uses":[39],"selective":[40],"sampling":[41],"optimal":[43],"filtering.":[44],"We":[45],"first":[46],"generalize":[47],"frequency":[50,99,118],"domain":[51,119],"analysis":[52],"results":[53,127],"indicating":[54],"relationships":[56],"between":[57],"various":[58],"patterns":[60],"artifact.":[64],"Based":[65],"this":[67],"generalized":[68],"analysis,":[69],"subpixel-based":[71],"pattern":[73,114],"for":[74],"each":[75],"is":[77,133],"selectively":[78],"determined":[79],"by":[80,110],"utilizing":[81],"edge":[83],"distribution":[84],"image.":[87],"Moreover,":[88],"we":[89],"investigate":[90],"origin":[92],"color-fringing":[95,141],"artifact":[96],"in":[97,149],"domain.":[100],"Optimal":[101],"spatial":[102],"filters":[103],"can":[105],"effectively":[106],"remove":[107],"distortions":[108],"caused":[109],"selected":[112],"are":[115],"designed":[116],"via":[117],"analyses":[120],"The":[125],"experimental":[126],"show":[128],"proposed":[131],"not":[134],"only":[135],"robust":[136],"artifacts":[142],"but":[143],"also":[144],"outperforms":[145],"existing":[147],"ones":[148],"terms":[150],"information":[152],"preservation.":[153]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}