Dynamical Creation of Policy Trees for a POMDP-based Intelligent Tutoring System.
Fangju WangPublished in: CSEDU (1) (2018)
Keyphrases
- intelligent tutoring systems
- optimal policy
- model free reinforcement learning
- partially observable markov decision processes
- markov decision process
- partially observable markov decision process
- partially observable
- reinforcement learning
- tutoring system
- markov decision problems
- intelligent tutoring
- markov decision processes
- state space
- policy evaluation
- reward function
- constraint based modeling
- student model
- decision theoretic
- continuous state
- decision problems
- finite state
- dynamical systems
- infinite horizon
- belief state
- authoring tool
- state dependent
- dynamic programming
- point based value iteration
- control policies
- student modeling
- multi agent
- hidden state
- policy gradient
- theoretical framework
- model tracing
- affective states
- pedagogical agents
- metadata