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The Art and Science of Image Retrieval
Jonathon [email protected]
School of Electronics & Computer ScienceUniversity of Southampton
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The Art and Science of Image Retrieval
Jonathon [email protected]
School of Electronics & Computer ScienceUniversity of Southampton
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Why do we want to retrieve images?
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Approaches to Image Retrieval
• Text-based Retrieval
• Collateral text in web-pages
• Manual indexing (keywords, captions, etc)
• Content-based Retrieval
• Similar image
• Query by sketch
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Metadata Image
circa 1960: A windmill in
Romania. (Photo by Keystone/Getty Images)
Labour politician Ellen Wilkinson (1891-1947) making a speech at a 'Save Peace' demonstration in Trafalgar Square, London, on the Czech-German crisis, 18th September 1938. Photo by A. Hudson/Topical Press Agency/Hulton Archive/Getty Images)
circa 1960: The Slovnaft oil works near Bratislava at the end of one branch of the Druzba/Friendship pipeline which brings oil from the USSR to Czechoslovakia. (Photo by Three Lions/Getty Images)
search statement: romania
vocabulary control
text matcher
Text-based Retrieval
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Content-based Retrieval
1569
3408
491
0 0
902
2146
5026
0 0 56
3633
0 0 0
6827
Descriptors
Raw Mediaf(x)
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Descriptors
Imagesearch statement:
similarity matcher
descriptor extraction
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Content-based Retrieval Applications
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Query by fax
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Multi-scale Queries
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picturesnapper
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mapsnapper
!
:
!
Kirby Moor Country House Hotel AA**
Longtown Road, Brampton, CA8 2AB
Phone: +44 (0)1697 73893
Fax: +44 (0)1697 741847
Check Availability
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Into the Future of Image Retrieval
Unified approaches
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Mix content and semantic based retrieval http://echase.it-innovation.soton.ac.uk
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Automatic annotation
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semanticspaceshttp://forge.ecs.soton.ac.uk/projects/semanticspace
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Semantic Spaces Searching by Keyword
SUN
TRAIN
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Semantic Spaces Searching by Keyword
SUN
TRAIN
Ranked Search Results:
Search for images about “SUN”
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Semantic Spaces Searching by Keyword
SUN
TRAIN
Ranked Search Results:
Search for images about “SUN”
SUN
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Semantic Spaces Searching by Keyword
SUN
TRAIN
Ranked Search Results:
Search for images about “SUN”
SUN
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http://www.echase.org
http://forge.ecs.soton.ac.uk/projects/semanticspace
http://forge.ecs.soton.ac.uk/projects/mediaengine
http://www.multimedia.ecs.soton.ac.uk