@article{CTT100647986,
  author = {Kazushi Okamoto and Kazuhiko Kawamoto and fangyan dong and Shinichi Yoshida and KAORU HIROTA},
  title = {An Evaluation Strategy for Visual Key Image Retrieval on Mobile Devices},
  journal = {J.of Advanced Computational Intelligence and Intelligent Informatics},
  year = 2012,
}

@inproceedings{CTT100635777,
  author = {Kazushi Okamoto and Kazuhiko Kawamoto and fangyan dong and Shinichi Yoshida and KAORU HIROTA},
  title = {Design Criteria of Querying Interface for Visual Key Image Retrieval on Mobile Devices},
  booktitle = {},
  year = 2011,
}