eu(A,t) = p(S|E) u(A,S,t) + [1 - p(S|E)] u(A,S)
eu(A) = p(S|E) u(A,S) + [1 - p(S|E)] u(A,S)
p(S|E)
0
1
1.0
Text Box: Expected utility
Expected utility
p*
Text Box: Action
Action
0.8
0.6
u(A,S)
 
u(A,S,t)
No Action
u(A,S)
u(A,S)
u(A,S,t’ > t)
p*’
A Dynamics of Belief and Action
Eric Horvitz, April 5, 2003
Horvitz, 90