@article{CTT100660173,
  author = {Zhao, T. and Hachiya, H. and Tangkaratt, V. and Morimoto, J. and & Sugiyama, M.},
  title = {Efficient sample reuse inpolicy gradients with parameter-based exploration},
  journal = {Neural Computation},
  year = 2013,
}

@inproceedings{CTT100660114,
  author = {Mori, S. and Tangkaratt, V. and Zhao, T. and Morimoto, J. and &Sugiyama, M.},
  title = {Model-based policy gradients with parameter-based exploration by least-squares conditional density estimation},
  booktitle = {IEICE Technical Report},
  year = 2013,
}