@article{unsupervisedprototypelearninginan,
  title = {Unsupervised prototype learning in an associative-memory network},
  author = {Hui-Ling Zhen and Shang-Nan Wang and Hai-Jun Zhou},
  year = {2017},
  eprint = {1704.02848},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1704.02848v2},
}