Hierarchical Reinforcement Learning for Open-Domain Dialog.

Abdelrhman Saleh Natasha Jaques Asma Ghandeharioun Judy Hanwen Shen Rosalind W. Picard

Published in: CoRR (2019)

Keyphrases

open domain
hierarchical reinforcement learning
information extraction
natural language
question answering
reinforcement learning
model free
question answering systems
state abstraction
machine learning
information retrieval systems
learning algorithm
relevance feedback
fixed point
reward function
average reward