{"id":"https://openalex.org/W2786973103","doi":"https://doi.org/10.1109/wifs.2017.8267652","title":"Design of projection matrices for PRNU compression","display_name":"Design of projection matrices for PRNU compression","publication_year":2017,"publication_date":"2017-12-01","ids":{"openalex":"https://openalex.org/W2786973103","doi":"https://doi.org/10.1109/wifs.2017.8267652","mag":"2786973103"},"language":"en","primary_location":{"id":"doi:10.1109/wifs.2017.8267652","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wifs.2017.8267652","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Workshop on Information Forensics and Security (WIFS)","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/A5061125165","display_name":"Luca Bondi","orcid":"https://orcid.org/0000-0003-3974-7542"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Luca Bondi","raw_affiliation_strings":["Dipartimento di Informazione, Politecnico di Milano, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Informazione, Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076826398","display_name":"Fernando P\u00e9rez\u2010Gonz\u00e1lez","orcid":"https://orcid.org/0000-0002-0568-1373"},"institutions":[{"id":"https://openalex.org/I6289922","display_name":"Universidade de Vigo","ror":"https://ror.org/05rdf8595","country_code":"ES","type":"education","lineage":["https://openalex.org/I6289922"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Fernando Perez-Gonzalez","raw_affiliation_strings":["Signal Theory and Communications Department, University of Vigo E. E. Telecomunicaci\u00f3n, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Theory and Communications Department, University of Vigo E. E. Telecomunicaci\u00f3n, Spain","institution_ids":["https://openalex.org/I6289922"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051370303","display_name":"Paolo Bestagini","orcid":"https://orcid.org/0000-0003-0406-0222"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Paolo Bestagini","raw_affiliation_strings":["Dipartimento di Informazione, Politecnico di Milano, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Informazione, Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005378965","display_name":"Stefano Tubaro","orcid":"https://orcid.org/0000-0002-1990-9869"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Stefano Tubaro","raw_affiliation_strings":["Dipartimento di Informazione, Politecnico di Milano, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Informazione, Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"1","last_page":"6"},"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":0.9944000244140625,"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/T11017","display_name":"Chaos-based Image/Signal Encryption","score":0.9692999720573425,"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/computer-science","display_name":"Computer science","score":0.5914340615272522},{"id":"https://openalex.org/keywords/compression","display_name":"Compression (physics)","score":0.5545432567596436},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.49431681632995605},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.4501884877681732},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.31324702501296997},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19997906684875488},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.12814399600028992}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5914340615272522},{"id":"https://openalex.org/C180016635","wikidata":"https://www.wikidata.org/wiki/Q2712821","display_name":"Compression (physics)","level":2,"score":0.5545432567596436},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.49431681632995605},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.4501884877681732},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.31324702501296997},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19997906684875488},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.12814399600028992},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wifs.2017.8267652","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wifs.2017.8267652","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Workshop on Information Forensics and Security (WIFS)","raw_type":"proceedings-article"},{"id":"pmh:oai:re.public.polimi.it:11311/1061128","is_oa":false,"landing_page_url":"http://hdl.handle.net/11311/1061128","pdf_url":null,"source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.7200000286102295}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1514331370","https://openalex.org/W1988600563","https://openalex.org/W2001426616","https://openalex.org/W2009136431","https://openalex.org/W2013480973","https://openalex.org/W2038425697","https://openalex.org/W2065391104","https://openalex.org/W2084252081","https://openalex.org/W2084309543","https://openalex.org/W2085447203","https://openalex.org/W2096754397","https://openalex.org/W2108261840","https://openalex.org/W2120174436","https://openalex.org/W2124695272","https://openalex.org/W2130165944","https://openalex.org/W2141701079","https://openalex.org/W2144533910","https://openalex.org/W2208109665","https://openalex.org/W2510206617","https://openalex.org/W2539607883","https://openalex.org/W2786973103","https://openalex.org/W6650605629","https://openalex.org/W6653677961","https://openalex.org/W6671561119","https://openalex.org/W6680944521"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2478288626","https://openalex.org/W4391913857","https://openalex.org/W2612632602","https://openalex.org/W2321805087"],"abstract_inverted_index":{"Photo":[0],"Response":[1],"Non-Uniformity":[2],"(PRNU)":[3],"is":[4,43,72,105,129,142],"the":[5,26,32,87,139],"defacto":[6],"standard":[7],"in":[8,108],"image":[9,71,153],"source":[10],"identification,":[11],"allowing":[12],"scientists,":[13],"researchers,":[14],"forensics":[15],"investigators":[16],"and":[17,74,100],"courts":[18],"to":[19,25,86,93,110,124],"bind":[20],"a":[21,46,83,149],"picture":[22],"under":[23],"investigation":[24],"specific":[27],"camera":[28],"sensor":[29,40],"that":[30,114],"took":[31],"shot":[33],"at":[34,57],"first":[35,106],"place.":[36],"Caused":[37],"by":[38],"silicon":[39],"imperfections,":[41],"PRNU":[42,61,94],"characterized":[44],"as":[45],"Gaussian":[47],"i.i.d":[48],"weak":[49],"multiplicative":[50],"noise":[51],"embedded":[52],"into":[53,133],"every":[54],"digital":[55],"photo":[56],"acquisition":[58],"time.":[59],"Despite":[60],"nearly-flat":[62],"spectral":[63],"characteristics,":[64],"it":[65],"undergoes":[66],"several":[67],"interpolations":[68],"steps":[69],"while":[70,117],"demosaicked":[73],"optionally":[75],"JPEG":[76],"compressed.":[77],"In":[78],"this":[79],"paper":[80],"we":[81],"propose":[82],"novel":[84],"approach":[85,141],"design":[88,122],"of":[89,98,138],"projection":[90,101,127],"matrices":[91,128],"tailored":[92],"compression.":[95],"Joint":[96],"effect":[97],"interpolation":[99],"on":[102,148],"cross-correlation":[103],"test":[104],"analyzed,":[107],"order":[109],"derive":[111],"those":[112],"conditions":[113],"maximize":[115],"detection":[116],"reducing":[118],"false-alarm":[119],"probability.":[120],"A":[121],"methodology":[123],"build":[125],"effective":[126],"then":[130],"presented,":[131],"taking":[132],"account":[134],"computational":[135],"complexity.":[136],"Validation":[137],"proposed":[140],"finally":[143],"performed":[144],"against":[145],"state-of-the-art":[146],"methods":[147],"well":[150],"known":[151],"public":[152],"dataset.":[154]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}