1. Duda, R.O., Hart, P.E., Stork, D.G.: Pattern Classification, 2nd edn. Wiley-Interscience, Hoboken (2001)
2. Rabiner, L., Juang, B.-H.: Fundamentals Of Speech Recognition. Prentice-Hall, Englewood Cliffs (1993)
3. Kincaid, D., Cheney, W.: Numerical Analysis, 2nd edn. Brooks/Cole (1996)
4. Eickeler, S., Kosmala, A., Rigoll, G.: Hidden Markov Model Based Continous Online Gesture Recognition. In: Proc. IEEE Int. Conf. on Pattern Recognition, pp. 1206–1208 (1998)
5. Pavlovic, V.I., Sharma, R., Huang, T.S.: Visual Interpretation of Hand Gestures for Human-Computer Interaction: A Review. IEEE Trans. Pattern Analysis and Machine Intelligence 19(7), 677–695 (1997)