(19)
(11) EP 2 396 749 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
24.06.2015 Bulletin 2015/26

(45) Mention of the grant of the patent:
20.05.2015 Bulletin 2015/21

(21) Application number: 10711923.2

(22) Date of filing: 15.02.2010
(51) International Patent Classification (IPC): 
G06K 9/40(2006.01)
G06K 9/62(2006.01)
(86) International application number:
PCT/GB2010/050247
(87) International publication number:
WO 2010/092407 (19.08.2010 Gazette 2010/33)

(54)

METHODS FOR IDENTIFYING IMAGING DEVICES AND CLASSIFYING IMAGES ACQUIRED BY UNKNOWN IMAGING DEVICES

VERFAHREN ZUR IDENTIFIZIERUNG VON ABBILDUNGSVORRICHTUNGEN UND KLASSIFIZIERUNG VON DURCH UNBEKANNTE ABBILDUNGSVORRICHTUNGEN ERFASSTEN BILDERN

PROCÉDÉS D'IDENTIFICATION DE DISPOSITIFS D'IMAGERIE ET DE CLASSIFICATION D'IMAGES ACQUISES PAR DES DISPOSITIFS D'IMAGERIE INCONNUS


(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

(30) Priority: 13.02.2009 GB 0902403

(43) Date of publication of application:
21.12.2011 Bulletin 2011/51

(73) Proprietor: Forensic Pathways
Staffordshire B77 5ES (GB)

(72) Inventor:
  • CHANG-TSUN, Li
    Kenilworth Warwickshire CV4 7AL (GB)

(74) Representative: Black, Diego et al
Withers & Rogers LLP 4 More London Riverside
London SE1 2AU
London SE1 2AU (GB)


(56) References cited: : 
   
  • MCCLOSKEY S ED - SIVIC J ET AL: "Confidence weighting for sensor fingerprinting" COMPUTER VISION AND PATTERN RECOGNITION WORKSHOPS, 2008. CVPR WORKSHOPS 2008. IEEE COMPUTER SOCIETY CONFERENCE ON, IEEE, PISCATAWAY, NJ, USA, 23 June 2008 (2008-06-23), pages 1-6, XP031285542 ISBN: 978-1-4244-2339-2
  • DUDA R ET AL: "Pattern Classification, chapter 9: Algorithm-Independent Machine Learning" 1 January 2001 (2001-01-01), PATTERN CLASSIFICATION, NEW YORK, JOHN WILEY & SONS, US, PAGE(S) 453 - 515 , XP002472161 ISBN: 978-0-471-05669-0 sect. 9.4 and 9.5
  • Chen, M. and Fridrich, J. and Goljan, M.: "Digital imaging sensor identification (further study)" Proc. SPIE, Electronic Imaging, Security, Steganography, and Watermarking of Multimedia Contents IX vol. 6505, January 2007 (2007-01), XP002587431 Retrieved from the Internet: URL:http://ws.binghamton.edu/fridrich/Rese arch/EI6505-25.pdf [retrieved on 2010-06-15]
  • Sencar, HT and Memon, N.: "Overview of state-of-the-art in digital image forensics" 2 May 2009 (2009-05-02), XP002587432 Retrieved from the Internet: URL:http://citeseerx.ist.psu.edu/viewdoc/d ownload?doi=10.1.1.89.5864&rep=rep1&type=p df [retrieved on 2010-06-10]
  • Chang-Tsun Li: "Source Camera Identification Using Enhanced Sensor Pattern Noise" IEEE Transactions on Information Forensics and Security vol. 5, June 2010 (2010-06), pages 280-287, XP002587433 Retrieved from the Internet: URL:http://www.dcs.warwick.ac.uk/~ctli/pap ers/IEEE_TIFS2010.pdf [retrieved on 2010-06-15]
  • Chang-Tsun Li: "Unsupervised Classification of Digital Images Using Enhanced Sensor pattern Noise" IEEE International Symposium on Circuits and Systems (ISCAS'10) 30 May 2010 (2010-05-30), XP002587434 Retrieved from the Internet: URL:http://www.dcs.warwick.ac.uk/people/ac ademic/Chang-Tsun.Li/CS403/Article8.pdf [retrieved on 2010-05-15]
  • LI C-T: "An approach to reducing the labeling cost of Markov random fields within an infinite label space" SIGNAL PROCESSING, ELSEVIER SCIENCE PUBLISHERS B.V. AMSTERDAM, NL LNKD- DOI:10.1016/S0165-1684(00)00235-8, vol. 81, no. 3, 1 March 2001 (2001-03-01), pages 609-620, XP004230561 ISSN: 0165-1684
  • LUGHOFER ET AL: "Extensions of vector quantization for incremental clustering" PATTERN RECOGNITION, ELSEVIER, GB LNKD- DOI:10.1016/J.PATCOG.2007.07.019, vol. 41, no. 3, 27 October 2007 (2007-10-27), pages 995-1011, XP022317836 ISSN: 0031-3203
  • Chris Ding and Xiaofeng He: "K-Nearest-Neighbor Consistency in Data Clustering: IncorporatingLocal Information into Global Optimization" Proceedings of the 2004 ACM symposium on Applied computing 2004, XP002588983 Retrieved from the Internet: URL:http://citeseerx.ist.psu.edu/viewdoc/d ownload?doi=10.1.1.77.4522&rep=rep1&type=p df [retrieved on 2010]
   
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