1) Department of Surgery, Kyoto University Graduate School of Medicine, Kyoto, Japan
2) Graduate School of Information Science & Technology, Osaka University, Suita, Japan
3) CiNet: Center for Information and Neural Networks, Kobe, Japan

Kyoichi Hashimoto¹⁾, Kazutaka Obama¹⁾, Hideyuki Ando²⁾, Daisuke Kondo²⁾, Ming Chang³⁾, Kenji Kawada¹⁾, Koya Hida¹⁾, Mami Yoshitomi¹⁾, Tomoaki Okada¹⁾, Taro Maeda²⁾, Shigeru Tsunoda¹⁾, Shigeo Hisamori¹⁾, Yoshiro Itatani¹⁾, Yoshiharu Sakai¹⁾