1. Department of Data Science, Nippon Institute of Technology, Miyashiro-machi, Saitama 345-8501, Japan
2. Faculty of Software and Information Science, Iwate Prefectural University, Sugo, Takizawa-shi 020-0693, Japan
3. Center for Future Design Engineering, Faculty of Engineering, Reitaku University, 2-1-1 Hikarigaoka, Kashiwa-shi 277-8686, Japan