1. National Police Agency of Japan, “Criminal Trends in Japan H23,” 2013, http://www.npa.go.jp/toukei/seianki/h23hanzaizyousei.pdf
2. A. Miyahara, N. Nakazato, and I. Nagayama, “Intelligent Security Camera by Using Motion Analysis and Recognition,” FIT2010 (Fukuoka), DVD, pp. 509-510, 2010.
3. A. Miyahara and I. Nagayama, “Intelligent Security Camera by Using Modified Skelton Analysis and Recognition,” FIT2011 (Hakodate), DVD, H-061, 2011.
4. C. Nakajima, S. Sato, Y. Shirai, and H. Ueno, “High-Speed Detection of Intruders from Image Sequences taken by Rotating Camera,” Trans. of IEE, C, Vol.127, No.3, pp. 259-366, 2007.
5. H. Fujiyoshi, A. J. Lipton, and T. Kanade, “Real-Time Human Motion Analysis by Image Skeltonization,” IEICE TransInf. & Syst., Vol.E87D, No.1, pp. 113-120, 2004.