Image Indexing

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Image Indexing

• Peter Konin
• TSRT Spring Meeting
• April 25, 2008

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Judith Leyster, The Last Drop (The Gay Cavalier)
c. 1639
Image Indexing Peter Konin
4/25/08
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Image Attributes

• How do we describe images?
• what they are
• what they mean
• who made them
• what else?

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Image Attributes

• Three main players
• Irwin Panofsky
• Sara Shatford Layne
• Alejandro Jaimes Shih-Fu Chang

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Irwin Panofsky

• Three levels of meaning
• pre-iconographic what is depicted (ofness)
• iconographic what it represents (aboutness)
• iconological knowledge of first two levels
  required, image put into context and meaning

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• Pre-Iconographic
• man
• woman
• mirror
• dog
• hat
• window
• bed
• chandelier
• shoes
• Iconographic
• marriage
• Iconological
• fidelity

Jan van Eyck, The Arnolfini Portrait, 1434
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Sara Shatford Layne

• Four Attributes
• biographical
• subject
• exemplified
• relationship

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Biographical

• creator information
• artist/maker
• title
• date
• location
• material
• travel information
• prices paid
• loan/exhibit info

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Subject

• three aspects
• can cover both of- and about- ness
• can be both generic and specific
• can be classified into four facetstime, space,
  activites/events, and objects

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Exemplified Relationship

• Exemplified image can be an example of
  something
• Relationship used for images that have similar
  versions by the same artist or images with
  preliminary sketches

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Alejandro Jaimes Shih-Fu Chang
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Alejandro Jaimes Shih-Fu Chang
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Contemporary Projects

• IBMs QBIC (Hermitage)
• Tate Museum

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Controlled Vocabularies

• AAT
• TGM
• Iconclass
• British Museum Object Names

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Social Tagging

• Flickr
• ESP Game
• Philadelphia Museum of Art

Image Indexing Peter Konin
4/25/08
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Issues

• Exhaustivity
• Who is qualified?
• Anticipating future research needs
• Transfer of media

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Exhaustivity
What should be included? What should be
exluded?
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