Response Generation Based on Hierarchical Semantic Structure with POMDP Re-ranking for Conversational Dialogue Systems.
Jui-Feng YehYuan-Cheng ChuPublished in: SIGHAN@IJCNLP (2013)
Keyphrases
- semantic structure
- dialogue system
- natural language
- semantic relations
- spoken dialogue systems
- tutorial dialogue
- reinforcement learning
- latent semantic indexing
- state space
- human users
- partially observable markov decision processes
- knowledge representation
- general purpose
- optimal policy
- intelligent agents
- user model