spacer The TOPICS model (Steyvers et al. 2004) link to previous slide link to next slide
     
dividing line
   
text bullet Topic: P(word) Activity: P(behavior)
   
text bullet Document: P(topic) Interval: P(activity)
   
text bullet Fix number of topics Fix number of activities
   
text bullet Solve for topics Solve for activities
   
text bullet Solve with Gibbs sampling