1. Lecture Notes in Computer Science;Z. Sun,2005
2. Dean, R.: Specifying gestures by example. Computer Graphics 25, 329–337 (1991)
3. Fonseca, M.J., Pimentel, C., Jorge, J.A.: CALI-an online scribble recognizer for calligraphic interfaces. In: AAAI Spring Symposium on Sketch Understanding, pp. 51–58. AAAI Press, Menlo Park (2002)
4. Xu, X., Sun, Z., Peng, B., et al.: An online composite graphics recognition approach based on matching of spatial relation graphs. International Journal of Document Analysis and Recognition 7(1), 44–55 (2004)
5. Calhoun, C., Stahovich, T.F., Kurtoglu, T., et al.: Recognizing Multi-Stroke Symbols. In: AAAI Spring Symposium on Sketch Understanding, pp. 15–23. AAAI Press, Menlo Park (2002)