{"id":"https://openalex.org/W2540149387","doi":"https://doi.org/10.1109/ccis.2012.6664251","title":"An improved method to image copy detection","display_name":"An improved method to image copy detection","publication_year":2012,"publication_date":"2012-10-01","ids":{"openalex":"https://openalex.org/W2540149387","doi":"https://doi.org/10.1109/ccis.2012.6664251","mag":"2540149387"},"language":"en","primary_location":{"id":"doi:10.1109/ccis.2012.6664251","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ccis.2012.6664251","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 2nd International Conference on Cloud Computing and Intelligence Systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5086850900","display_name":"Xiaoxiang Zou","orcid":null},"institutions":[{"id":"https://openalex.org/I4210087772","display_name":"National Computer Network Emergency Response Technical Team/Coordination Center of Chinar","ror":"https://ror.org/00247dh76","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210087772"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoxiang Zou","raw_affiliation_strings":["National Computer network Emergency Response technical Team, Coordination Center of China, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Computer network Emergency Response technical Team, Coordination Center of China, Beijing, China","institution_ids":["https://openalex.org/I4210087772"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025517874","display_name":"Gaochao Li","orcid":"https://orcid.org/0009-0005-4092-5096"},"institutions":[{"id":"https://openalex.org/I4210087772","display_name":"National Computer Network Emergency Response Technical Team/Coordination Center of Chinar","ror":"https://ror.org/00247dh76","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210087772"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gaochao Li","raw_affiliation_strings":["National Computer network Emergency Response technical Team, Coordination Center of China, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Computer network Emergency Response technical Team, Coordination Center of China, Beijing, China","institution_ids":["https://openalex.org/I4210087772"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100423243","display_name":"Ming Chen","orcid":"https://orcid.org/0000-0001-9011-7656"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Chen","raw_affiliation_strings":["National Engineering Laboratory for Disaster Backup and Recovery, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Disaster Backup and Recovery, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010150000","display_name":"Shupeng Wang","orcid":"https://orcid.org/0000-0002-2799-4100"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shupeng Wang","raw_affiliation_strings":["Institute of Information Engineering Chinese Academy of Sciences, Beijing, Beijing, CN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering Chinese Academy of Sciences, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066294478","display_name":"Yongjian Wang","orcid":"https://orcid.org/0000-0002-7875-1395"},"institutions":[{"id":"https://openalex.org/I4210087772","display_name":"National Computer Network Emergency Response Technical Team/Coordination Center of Chinar","ror":"https://ror.org/00247dh76","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210087772"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongjian Wang","raw_affiliation_strings":["National Computer network Emergency Response technical Team, Coordination Center of China, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Computer network Emergency Response technical Team, Coordination Center of China, Beijing, China","institution_ids":["https://openalex.org/I4210087772"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102853473","display_name":"Guangjun Wu","orcid":"https://orcid.org/0000-0003-2753-8217"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangjun Wu","raw_affiliation_strings":["Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"634","last_page":"637"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval 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"}},"topics":[{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval 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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9980999827384949,"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/T13114","display_name":"Image Processing Techniques and Applications","score":0.9973999857902527,"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/artificial-intelligence","display_name":"Artificial intelligence","score":0.6625447273254395},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6602615714073181},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.5897616147994995},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5147771835327148},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.4944148063659668},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.48862749338150024},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.47718679904937744},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.47153574228286743},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.471053808927536},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.4641953706741333},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4582163691520691},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.43399691581726074},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3559650778770447},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31453561782836914},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.08173927664756775}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6625447273254395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6602615714073181},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.5897616147994995},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5147771835327148},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.4944148063659668},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.48862749338150024},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.47718679904937744},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.47153574228286743},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.471053808927536},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.4641953706741333},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4582163691520691},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.43399691581726074},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3559650778770447},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31453561782836914},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.08173927664756775},{"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ccis.2012.6664251","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ccis.2012.6664251","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 2nd International Conference on Cloud Computing and Intelligence Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1976045916","https://openalex.org/W1991700144","https://openalex.org/W2038128495","https://openalex.org/W2049365008","https://openalex.org/W2055057053","https://openalex.org/W2099829318","https://openalex.org/W2105795486","https://openalex.org/W2109376948","https://openalex.org/W2118462228","https://openalex.org/W3160851792","https://openalex.org/W6795644987"],"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/W2127787376","https://openalex.org/W2212883587"],"abstract_inverted_index":{"Kim":[0,103],"proposed":[1],"a":[2,19],"novel":[3],"method":[4,17,32,96],"to":[5,22,41,47,69,86],"detect":[6,70],"image":[7],"copies":[8,101],"based":[9,34],"on":[10,35,51],"DCT":[11],"coefficients":[12],"and":[13,26,74,127],"ordinal":[14],"measure.":[15],"This":[16],"had":[18],"good":[20],"ability":[21],"resist":[23],"various":[24],"signal":[25],"local":[27],"geometric":[28],"manipulations.":[29],"However,":[30],"Kim's":[31,55,89],"was":[33],"block":[36],"units,":[37],"which":[38,63,81],"would":[39],"lead":[40],"an":[42,59],"insufficient":[43],"precision.":[44,135],"In":[45],"order":[46],"solve":[48],"the":[49,52,75,94],"problem,":[50],"basis":[53],"of":[54,66,77],"method,":[56],"we":[57],"use":[58],"extended":[60],"feature":[61],"set":[62],"takes":[64],"advantage":[65],"prior":[67],"information":[68,80],"more":[71],"attack":[72],"types":[73],"comparison":[76],"fine-grained":[78],"edge":[79],"can":[82,104],"improve":[83],"retrieval":[84,134],"precision":[85],"further":[87],"perfect":[88],"method.":[90],"Experimental":[91],"results":[92],"show":[93],"improved":[95],"not":[97],"only":[98],"detects":[99],"all":[100],"that":[102],"detect,":[105],"Such":[106],"as":[107],"histogram":[108],"equalization,":[109],"contrast":[110],"enhancement,":[111],"water":[112],"coloring,":[113],"motion":[114],"blurring,":[115],"mosaic":[116],"tiling,":[117],"Gaussian":[118],"noising,":[119],"resizing,":[120],"rotate":[121],"with":[122],"180":[123],"<sup":[124],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[125],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">0</sup>":[126],"so":[128],"on,":[129],"but":[130],"also":[131],"significantly":[132],"improves":[133]},"counts_by_year":[],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
