Continuous valued Q-learning method able to incrementally refine state space

@inproceedings{Takeda2001ContinuousVQ,
  title={Continuous valued Q-learning method able to incrementally refine state space},
  author={Masanori Takeda and Takayuki Nakamura and Tsukasa Ogasawara},
  booktitle={IROS},
  year={2001}
}