Decision Trees and Influence Diagrams.

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Presentation transcript:

Decision Trees and Influence Diagrams

Constructing a decision tree: An initial tree...

A new decision tree for the food-processor problem

Rolling back the tree

Decision trees and utility: The engineer’s utility function

Applying rollback to utilities

The extended Pearson-Tukey approximation method

Eliciting decision structure: One representation of the calculator problem

Towards a correct representation of the calculator problem?

Phases of a decision analysis

Definitions used in influence diagrams: 1

Definitions used in influence diagrams: 2

Tree derived from influence diagram