GB2486987B - Methods for automatically clustering images acquired by unknown devices - Google Patents

Methods for automatically clustering images acquired by unknown devices

Info

Publication number
GB2486987B
GB2486987B GB1200030.3A GB201200030A GB2486987B GB 2486987 B GB2486987 B GB 2486987B GB 201200030 A GB201200030 A GB 201200030A GB 2486987 B GB2486987 B GB 2486987B
Authority
GB
United Kingdom
Prior art keywords
methods
images acquired
unknown devices
clustering images
automatically clustering
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB1200030.3A
Other versions
GB201200030D0 (en
GB2486987A (en
Inventor
Richard Maurice Leary
Chang-Tsun Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Forensic Pathways Ltd
Original Assignee
Forensic Pathways Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Forensic Pathways Ltd filed Critical Forensic Pathways Ltd
Priority to GB1200030.3A priority Critical patent/GB2486987B/en
Publication of GB201200030D0 publication Critical patent/GB201200030D0/en
Publication of GB2486987A publication Critical patent/GB2486987A/en
Application granted granted Critical
Publication of GB2486987B publication Critical patent/GB2486987B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/30—Noise filtering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/42—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/23—Clustering techniques
    • G06F18/232—Non-hierarchical techniques
    • G06F18/2321—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions
    • G06F18/23213—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions with fixed number of clusters, e.g. K-means clustering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
    • G06F2218/02—Preprocessing
    • G06F2218/04—Denoising
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/90—Identifying an image sensor based on its output data

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Evolutionary Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Image Analysis (AREA)
GB1200030.3A 2012-01-03 2012-01-03 Methods for automatically clustering images acquired by unknown devices Expired - Fee Related GB2486987B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1200030.3A GB2486987B (en) 2012-01-03 2012-01-03 Methods for automatically clustering images acquired by unknown devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1200030.3A GB2486987B (en) 2012-01-03 2012-01-03 Methods for automatically clustering images acquired by unknown devices

Publications (3)

Publication Number Publication Date
GB201200030D0 GB201200030D0 (en) 2012-02-15
GB2486987A GB2486987A (en) 2012-07-04
GB2486987B true GB2486987B (en) 2013-09-04

Family

ID=45755682

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1200030.3A Expired - Fee Related GB2486987B (en) 2012-01-03 2012-01-03 Methods for automatically clustering images acquired by unknown devices

Country Status (1)

Country Link
GB (1) GB2486987B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3314534B1 (en) * 2015-06-23 2021-09-01 Politecnico di Torino Method and device for searching images
GB201515615D0 (en) 2015-09-03 2015-10-21 Functional Technologies Ltd Clustering images based on camera fingerprints
TR2021018005A2 (en) * 2021-11-18 2021-12-21 Bursa Uludag Ueniversitesi SOURCE CAMERA SENSOR FINGERPRINT GENERATION FROM PANORAMA PHOTOS

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1408449A2 (en) * 2002-10-04 2004-04-14 Sony Corporation Method and apparatus for identifying a photographic camera by correlating two images
WO2006017011A1 (en) * 2004-07-13 2006-02-16 Eastman Kodak Company Identification of acquisition devices from digital images
WO2006017031A1 (en) * 2004-07-13 2006-02-16 Eastman Kodak Company Matching of digital images to acquisition devices
WO2006091928A2 (en) * 2005-02-24 2006-08-31 Dvip Multimedia Incorporated Digital video identification and content estimation system and method
WO2007094856A2 (en) * 2005-12-16 2007-08-23 The Research Foundation Of State University Of New York Method and apparatus for identifying an imaging device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1408449A2 (en) * 2002-10-04 2004-04-14 Sony Corporation Method and apparatus for identifying a photographic camera by correlating two images
WO2006017011A1 (en) * 2004-07-13 2006-02-16 Eastman Kodak Company Identification of acquisition devices from digital images
WO2006017031A1 (en) * 2004-07-13 2006-02-16 Eastman Kodak Company Matching of digital images to acquisition devices
WO2006091928A2 (en) * 2005-02-24 2006-08-31 Dvip Multimedia Incorporated Digital video identification and content estimation system and method
WO2007094856A2 (en) * 2005-12-16 2007-08-23 The Research Foundation Of State University Of New York Method and apparatus for identifying an imaging device

Also Published As

Publication number Publication date
GB201200030D0 (en) 2012-02-15
GB2486987A (en) 2012-07-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190213