{"id":"https://openalex.org/W2984103117","doi":"https://doi.org/10.1109/iisa.2019.8900752","title":"Could DCT Reveal Photorealistic Images?","display_name":"Could DCT Reveal Photorealistic Images?","publication_year":2019,"publication_date":"2019-07-01","ids":{"openalex":"https://openalex.org/W2984103117","doi":"https://doi.org/10.1109/iisa.2019.8900752","mag":"2984103117"},"language":"en","primary_location":{"id":"doi:10.1109/iisa.2019.8900752","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iisa.2019.8900752","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 10th International Conference on Information, Intelligence, Systems and Applications (IISA)","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/A5017124961","display_name":"Konstantinos Annousakis-Giannakopoulos","orcid":null},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Konstantinos Annousakis-Giannakopoulos","raw_affiliation_strings":["University of Patras,Department of Electrical and Computer Engineering,Patras,Greece","Department of Electrical and Computer Engineering, University of Patras, Patras, Greece"],"affiliations":[{"raw_affiliation_string":"University of Patras,Department of Electrical and Computer Engineering,Patras,Greece","institution_ids":["https://openalex.org/I174878644"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Patras, Patras, Greece","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039940916","display_name":"Dimitris Ampeliotis","orcid":"https://orcid.org/0000-0002-4138-6152"},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Dimitris Ampeliotis","raw_affiliation_strings":["University of Patras,Department of Computer Engineering and Informatics,Patras,Greece","Department of Computer Engineering and Informatics, University of Patras, Patras, Greece"],"affiliations":[{"raw_affiliation_string":"University of Patras,Department of Computer Engineering and Informatics,Patras,Greece","institution_ids":["https://openalex.org/I174878644"]},{"raw_affiliation_string":"Department of Computer Engineering and Informatics, University of Patras, Patras, Greece","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009555116","display_name":"Athanassios Skodras","orcid":"https://orcid.org/0000-0002-3872-4325"},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Athanassios Skodras","raw_affiliation_strings":["University of Patras,Department of Electrical and Computer Engineering,Patras,Greece","Department of Electrical and Computer Engineering, University of Patras, Patras, Greece"],"affiliations":[{"raw_affiliation_string":"University of Patras,Department of Electrical and Computer Engineering,Patras,Greece","institution_ids":["https://openalex.org/I174878644"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Patras, Patras, Greece","institution_ids":["https://openalex.org/I174878644"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017124961"],"corresponding_institution_ids":["https://openalex.org/I174878644"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12400166,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12357","display_name":"Digital Media Forensic Detection","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/T12357","display_name":"Digital Media Forensic Detection","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/T10388","display_name":"Advanced Steganography and Watermarking Techniques","score":0.9961000084877014,"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/T10775","display_name":"Generative Adversarial Networks and Image Synthesis","score":0.9932000041007996,"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/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.8409015536308289},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.758234977722168},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7265154123306274},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7183513045310974},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.5685321092605591},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics","score":0.47141239047050476},{"id":"https://openalex.org/keywords/ycbcr","display_name":"YCbCr","score":0.4640468955039978},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.4576706886291504},{"id":"https://openalex.org/keywords/digital-image","display_name":"Digital image","score":0.4502996802330017},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.4166988134384155},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.36701059341430664},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.3403230905532837},{"id":"https://openalex.org/keywords/color-image","display_name":"Color image","score":0.24203535914421082}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.8409015536308289},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.758234977722168},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7265154123306274},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7183513045310974},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.5685321092605591},{"id":"https://openalex.org/C77660652","wikidata":"https://www.wikidata.org/wiki/Q150971","display_name":"Computer graphics","level":2,"score":0.47141239047050476},{"id":"https://openalex.org/C2779407163","wikidata":"https://www.wikidata.org/wiki/Q1189998","display_name":"YCbCr","level":5,"score":0.4640468955039978},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.4576706886291504},{"id":"https://openalex.org/C42781572","wikidata":"https://www.wikidata.org/wiki/Q1250322","display_name":"Digital image","level":4,"score":0.4502996802330017},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.4166988134384155},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.36701059341430664},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.3403230905532837},{"id":"https://openalex.org/C142616399","wikidata":"https://www.wikidata.org/wiki/Q5148604","display_name":"Color image","level":4,"score":0.24203535914421082},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iisa.2019.8900752","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iisa.2019.8900752","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 10th International Conference on Information, Intelligence, Systems and Applications (IISA)","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":16,"referenced_works":["https://openalex.org/W1515916247","https://openalex.org/W1916685473","https://openalex.org/W1976724148","https://openalex.org/W1982661771","https://openalex.org/W1998113266","https://openalex.org/W2013576116","https://openalex.org/W2062503914","https://openalex.org/W2099013489","https://openalex.org/W2102258637","https://openalex.org/W2109943925","https://openalex.org/W2140196014","https://openalex.org/W2156015172","https://openalex.org/W2158698691","https://openalex.org/W2963443560","https://openalex.org/W4244098250","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W1916685473","https://openalex.org/W2055682261","https://openalex.org/W1993363272","https://openalex.org/W2186390138","https://openalex.org/W2060035984","https://openalex.org/W2790129917","https://openalex.org/W2992856432","https://openalex.org/W2100638064","https://openalex.org/W2044956415","https://openalex.org/W3156678649"],"abstract_inverted_index":{"With":[0],"the":[1,50,59,68,83,88],"development":[2],"of":[3,40,64],"computer":[4,19],"graphics":[5],"rendering":[6],"software,":[7],"it":[8,26],"has":[9,91],"become":[10],"extremely":[11],"difficult":[12],"to":[13,30,48,95],"distinguish":[14],"whether":[15],"an":[16,65],"image":[17],"is":[18,27,53,56],"generated":[20],"or":[21],"a":[22,45,92],"natural":[23],"one.":[24],"Therefore,":[25],"really":[28],"important":[29],"device":[31],"robust":[32],"methods":[33],"for":[34],"correctly":[35],"classifying":[36],"these":[37],"two":[38],"categories":[39],"images.":[41],"In":[42],"this":[43],"work,":[44],"new":[46],"approach":[47],"face":[49],"above":[51],"problem":[52],"developed":[54],"that":[55,87],"based":[57],"upon":[58],"discrete":[60],"cosine":[61],"transform":[62],"(DCT)":[63],"image,":[66],"in":[67,79,98],"YCbCr":[69],"color":[70],"space.":[71],"The":[72],"statistical":[73],"features":[74],"extracted,":[75],"have":[76],"been":[77],"tested":[78],"suitable":[80],"databases":[81],"and":[82],"remarkable":[84],"results":[85],"indicate":[86],"proposed":[89],"model":[90],"great":[93],"potential":[94],"be":[96],"used":[97],"digital":[99],"images":[100],"forensics.":[101]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}