1. Department of Mechanical Engineering, Ishikawa National College of Technology, Tsubata, Ishikawa 929-0392
2. Science Division, The Japan Research Institute, Limited, Nishi-ku, Osaka 550-0013
3. School of Knowledge Science, Japan Advanced Institute of Science and Technology, Tatsunokuchi, Ishikawa 923-1292
4. Department of Computational Science, Kanazawa University, Kakuma, Ishikawa 920-1192