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FLAIRS
2001

Graphical Analysis of Value of Information in Decision Models

9 years 11 months ago
Graphical Analysis of Value of Information in Decision Models
Wereviewand extendthe qualitative relationships about the informational relevanceof variables in graphical decision modelsbased on conditional independenciesrevealedthroughgraphicalseparations of nodesfromnodesrepresentingutility onoutcomes. Weexploitthesequalitativerelationshipsto generate non-numericalgraphical proceduresfor identifying partial orderingsoverchancevariablesin a decision modelin termsof their informationalrelevance.We describean efficientalgorithmbasedona consideration of local properties of a propertywerefer to as useparation.Finally,wepresentresultsof computational efficiencies gainedvia the application of the new policies, basedon analysesof samplenetworkswith differentdegreesof connectivity.
Songsong Xu, Kim-Leng Poh, Eric Horvitz
Added 31 Oct 2010
Updated 31 Oct 2010
Type Conference
Year 2001
Where FLAIRS
Authors Songsong Xu, Kim-Leng Poh, Eric Horvitz
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