John Golden, Owen Kimball, Man-Hung Siu, Herbert Gish. Automatic topic identification for two-level call routing. In Proceedings of the 1999 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '99, Phoenix, Arizona, USA, March 15-19, 1999. pages 509-512, IEEE Computer Society, 1999. [doi]
Abstract is missing.