{"id":"https://openalex.org/W2294629785","doi":"https://doi.org/10.1109/icmew.2015.7169843","title":"An efficient algorithm for periodic halftone identification","display_name":"An efficient algorithm for periodic halftone identification","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W2294629785","doi":"https://doi.org/10.1109/icmew.2015.7169843","mag":"2294629785"},"language":"en","primary_location":{"id":"doi:10.1109/icmew.2015.7169843","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icmew.2015.7169843","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Multimedia &amp; Expo Workshops (ICMEW)","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/A5078436932","display_name":"Shintami Chusnul Hidayati","orcid":null},"institutions":[{"id":"https://openalex.org/I154864474","display_name":"National Taiwan University of Science and Technology","ror":"https://ror.org/00q09pe49","country_code":"TW","type":"education","lineage":["https://openalex.org/I154864474"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Shintami C. Hidayati","raw_affiliation_strings":["Dept. of CSIE, National Taiwan University of Science and Technology, Taipei, Taiwan (R.O.C)"],"affiliations":[{"raw_affiliation_string":"Dept. of CSIE, National Taiwan University of Science and Technology, Taipei, Taiwan (R.O.C)","institution_ids":["https://openalex.org/I154864474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111753834","display_name":"Che-Hao Hsu","orcid":null},"institutions":[{"id":"https://openalex.org/I154864474","display_name":"National Taiwan University of Science and Technology","ror":"https://ror.org/00q09pe49","country_code":"TW","type":"education","lineage":["https://openalex.org/I154864474"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Che-Hao Hsu","raw_affiliation_strings":["Dept. of CSIE, National Taiwan University of Science and Technology, Taipei, Taiwan (R.O.C)"],"affiliations":[{"raw_affiliation_string":"Dept. of CSIE, National Taiwan University of Science and Technology, Taipei, Taiwan (R.O.C)","institution_ids":["https://openalex.org/I154864474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036091832","display_name":"Shih-Wei Sun","orcid":"https://orcid.org/0000-0003-2761-7484"},"institutions":[{"id":"https://openalex.org/I82850477","display_name":"Taipei National University of the Arts","ror":"https://ror.org/01kdeza40","country_code":"TW","type":"education","lineage":["https://openalex.org/I82850477"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Shih-Wei Sun","raw_affiliation_strings":["Dept. of New Media Art, Taipei National University of the Arts, Taipei, Taiwan (R.O.C)"],"affiliations":[{"raw_affiliation_string":"Dept. of New Media Art, Taipei National University of the Arts, Taipei, Taiwan (R.O.C)","institution_ids":["https://openalex.org/I82850477"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101402074","display_name":"Wen-Huang Cheng","orcid":null},"institutions":[{"id":"https://openalex.org/I4210086894","display_name":"Research Center for Information Technology Innovation, Academia Sinica","ror":"https://ror.org/000zgvm20","country_code":"TW","type":"facility","lineage":["https://openalex.org/I4210086894","https://openalex.org/I84653119"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Wen-Huang Cheng","raw_affiliation_strings":["Research Center for Information Technology Innovation, Academia Sinica, Taipei, Taiwan (R.O.C)"],"affiliations":[{"raw_affiliation_string":"Research Center for Information Technology Innovation, Academia Sinica, Taipei, Taiwan (R.O.C)","institution_ids":["https://openalex.org/I4210086894"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101651291","display_name":"Kai\u2010Lung Hua","orcid":"https://orcid.org/0000-0002-7735-243X"},"institutions":[{"id":"https://openalex.org/I154864474","display_name":"National Taiwan University of Science and Technology","ror":"https://ror.org/00q09pe49","country_code":"TW","type":"education","lineage":["https://openalex.org/I154864474"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Kai-Lung Hua","raw_affiliation_strings":["Dept. of CSIE, National Taiwan University of Science and Technology, Taipei, Taiwan (R.O.C)"],"affiliations":[{"raw_affiliation_string":"Dept. of CSIE, National Taiwan University of Science and Technology, Taipei, Taiwan (R.O.C)","institution_ids":["https://openalex.org/I154864474"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5078436932"],"corresponding_institution_ids":["https://openalex.org/I154864474"],"apc_list":null,"apc_paid":null,"fwci":0.2169,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.61838782,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"3648","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11666","display_name":"Color Science and Applications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11666","display_name":"Color Science and Applications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11212","display_name":"Cultural Heritage Materials Analysis","score":0.9430000185966492,"subfield":{"id":"https://openalex.org/subfields/1204","display_name":"Archeology"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12111","display_name":"Industrial Vision Systems and Defect Detection","score":0.9129999876022339,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"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/halftone","display_name":"Halftone","score":0.9908586740493774},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6797849535942078},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5865117311477661},{"id":"https://openalex.org/keywords/moir\u00e9-pattern","display_name":"Moir\u00e9 pattern","score":0.5550475716590881},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5282235145568848},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.47049570083618164},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.45117300748825073},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.44358277320861816},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4027036130428314},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3733453154563904},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3654409945011139},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19897842407226562}],"concepts":[{"id":"https://openalex.org/C2777635815","wikidata":"https://www.wikidata.org/wiki/Q1110021","display_name":"Halftone","level":3,"score":0.9908586740493774},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6797849535942078},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5865117311477661},{"id":"https://openalex.org/C70000540","wikidata":"https://www.wikidata.org/wiki/Q26468","display_name":"Moir\u00e9 pattern","level":2,"score":0.5550475716590881},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5282235145568848},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.47049570083618164},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.45117300748825073},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.44358277320861816},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4027036130428314},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3733453154563904},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3654409945011139},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19897842407226562},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icmew.2015.7169843","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icmew.2015.7169843","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Multimedia &amp; Expo Workshops (ICMEW)","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":15,"referenced_works":["https://openalex.org/W1518301830","https://openalex.org/W1891589581","https://openalex.org/W1967177017","https://openalex.org/W1967954059","https://openalex.org/W1975433249","https://openalex.org/W1992516180","https://openalex.org/W1997064536","https://openalex.org/W2006045909","https://openalex.org/W2076523515","https://openalex.org/W2117917248","https://openalex.org/W2121741640","https://openalex.org/W2159051997","https://openalex.org/W2292422544","https://openalex.org/W6639546218","https://openalex.org/W6683094880"],"related_works":["https://openalex.org/W2354008177","https://openalex.org/W96325096","https://openalex.org/W1974139717","https://openalex.org/W2021479660","https://openalex.org/W1992710232","https://openalex.org/W2460220942","https://openalex.org/W2029891644","https://openalex.org/W3022201711","https://openalex.org/W2039577257","https://openalex.org/W2084293898"],"abstract_inverted_index":{"When":[0],"periodic":[1,30,43,83],"halftoned":[2,44],"documents":[3,69],"(e.g.,":[4],"books,":[5],"newspapers,":[6],"and":[7],"magazines)":[8],"are":[9],"scanned":[10],"for":[11],"image":[12],"reproduction,":[13],"moir\u00e9":[14,22],"patterns":[15],"occur.":[16],"In":[17],"order":[18],"to":[19,27,41,71,75],"avoid":[20],"these":[21],"artifacts,":[23],"it":[24],"is":[25,56],"necessary":[26],"detect":[28],"the":[29,50],"halftone.":[31],"This":[32],"paper":[33],"provides":[34],"a":[35,59],"fast":[36],"Fourier":[37],"transform":[38],"based":[39],"method":[40,55],"classify":[42],"documents.":[45],"Experimental":[46],"results":[47],"show":[48],"that":[49,78],"overall":[51],"accuracy":[52,92],"of":[53,93],"this":[54],"97%":[57],"on":[58],"large":[60],"data":[61],"set":[62],"which":[63],"contains":[64],"many":[65],"difficult-to-classify":[66],"images.":[67],"Misclassified":[68],"tend":[70],"be":[72],"extremely":[73],"difficult":[74],"classify,":[76],"in":[77],"they":[79],"contain":[80],"very":[81],"small":[82],"halftone":[84],"regions.":[85],"An":[86],"existing":[87],"method,":[88],"by":[89],"comparison,":[90],"has":[91],"only":[94],"70%.":[95]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
