1. (1) A. Ishikawa, M. Nabeshima, and H. Suzuki: “Relationships Between the Occurrence of Snatch and Road Spatial Factors”, Vol. 74, No. 635, pp. 55-61 (2009) (in Japanese)
2. (2) T. Nakamura, K. Ishizaka, T. Omi, and D. Kaji: “Consideration of Crime Space Intended for Snatch (Urban Planning)”, AIJ J. Technol. Des., No. 23, pp. 405-408 (2006) (in Japanese)
3. (3) J. O'Rourke and N. Badler: “Model-based image analysis of human motion using constraint propagation”, IEEE Trans. on Pattern Anal. and Mach. Intell., Vol. 2, No. 6, pp. 522-536 (1980)
4. (4) I. Haritaoglu, D. Harwood, and L. S. Davis: “W4: Realtime surveillance of people and their actions”, IEEE Trans. on Pattern Anal. and Mach. Intell., Vol. 22, No. 8, pp. 809-830 (2000)
5. (5) R. Cucchiara, C. Grana, A. Prati, and R. Mezzani: “Probabilistic posture classification for human-behavioranalysis”, IEEE Trans. On System, Man and Cybernetics, Vol. 35, No. 1 (2005)