* Contact [#z917e3e6] For more information, contact [[Keiichi Tokuda:http://kt-lab.ics.nitech.ac.jp/~tokuda/]] via email, or Keiichi Tokuda Department of Computer Science Nagoya Institute of Technology Gokiso-cho, Showa-ku Nagoya 466-8555, Japan Tel +81-52-735-5404 Fax +81-52-735-5840