Inference about a User’s Time-Dependent Goals
Time
Goalt-n
 Ej,t-n
 Ei,t-n
Goalto
 Ej,to
 Ei,to
Goalt-1
 Ej,t-1
 Ei,t-1
Profile
Profile
Profile
Eric Horvitz, April 5, 2003
Horvitz, et al. 98