Chih-Chung Kuo, Fu-Rong Jean, Hsiao-Chuan Wang. Low bit-rate quantization of LSP parameters using two-dimensional differential coding. In 1992 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '92, San Francisco, California, USA, March 23-26, 1992. pages 97-100, IEEE Computer Society, 1992. [doi]
Abstract is missing.