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Automatic Image Annotation

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Predict words that describe the objects in images, say ' ... Source code available online ... Photo sharing website. Open API for anyone to build applications ... – PowerPoint PPT presentation

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Title: Automatic Image Annotation


1
Automatic Image Annotation
  • Jiayu Tang
  • J.Tang_at_ecs.soton.ac.uk
  • Intelligence, Agents, Multimedia Group
  • School of Electronics and Computer Science

2
Why?
  • Object Recognition
  • Predict words that describe the objects in
    images, say people, house.
  • Image Retrieval
  • Retrieve images through captions (words)

3
How?
Training Set (Images with Annotations)
Auto-annotation Methods (Statistical Inference,
Semantic Propagation)
Test Set (Un-annotated Images)
Annotations are predicted automatically
4
Finding Objects in Images
5
Objects


6
Useful Stuff
  • Matlab
  • Very convenient Ideal for research
  • Not for industrial use.
  • MPEG-7 XM Software
  • Source code available online
  • For extracting MPEG-7 multimedia descriptors
    (color, shape, texture etc.)
  • Flickr (www.flickr.com)
  • Photo sharing website
  • Open API for anyone to build applications

7
Retrievr
  • Search images on Flickr by doodling

8
Thank You-)
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