@inproceedings{ijcai2009p193,
  title     = {Learning the Optimal Neighborhood Kernel for Classification},
  author    = {Liu, Jun and Chen, Jianhui and Chen, Songcan and Ye, Jieping},
  booktitle = {Proceedings of the Twenty-First International Joint Conference on
               Artificial Intelligence, {IJCAI-09}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Hiroaki Kitano},
  pages     = {1144--1148},
  year      = {2009},
  url       = {https://ijcai.org/proceedings/2009/193},
}