Role of Retrosplenial Cortex in Context Discrimination and ...
The role of context in
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Transcript of The role of context in
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The role of context in
Dag Elgesem &
Dept. of Information Science and Media
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in image interpretation
& Joan Nordbotten
Media Science, University of Bergen
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Mobile Phone Visual QueriesImage + GPS + time
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Resolving Ambiguity
Our approach:
based on:• Object identification• Location information• Intention probabilities
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CONTEXT
The information that must be
common knowledge
between user and system
for communication to succeed.
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MMIR: Mobile Multi-modal Information Retrieval
MMIR
Probalilities
Events, history
...........
Known objects
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But, what is the question?
Foreground/background:The sailboat? Statsraad Lemkul
The wharf? Bryggen i Bergen
Whole/component:The cathedral? Nidaros Domkirken
The statues?
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Visual query interpretation
MMIR
DecisionTree
StatsraadLemkul...
Bryggen...
Other
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p2 p3
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Elements of common knowledge
• Object representation
• Image structures –> real world objects
• Interpretation options
• Option probilities
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Summary
Given
– A set of non-ambigous images with
– Location(s) for source photos and
– An effort value for each location
Than
– Map query object(s) to stored images
– Determine probability of intended query
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Context Aware Image management
VERDIKT: pr.nr.