1. Research
Center for Advanced Computing Infrastructure, JAIST, Asahidai 1-1, Nomi, Ishikawa 923-1292, Japan
2. Center
for Materials Research by Information Integration, Research and Services
Division of Materials Data and Integrated System, National Institute for Materials Science, Tsukuba 305-0047, Japan
3. PRESTO, Japan Science and Technology Agency (JST), Kawaguchi, Saitama 332-0012, Japan
4. School
of Information Science, JAIST, Asahidai 1-1, Nomi, Ishikawa 923-1292, Japan