Tied mixture continuous parameter models for large vocabulary isolated speech recognitionJerome R. BellegardaDavid Nahamoo1989ICASSP 1989
Time-frequency properties of extended quadratic congruential frequency hop signalsJerome R. Bellegarda1989ICASSP 1989
Time-Frequency Hop Codes Based Upon Extended Quadratic CongruencesJerome R. BellegardaEdward L. Titlebaum1988IEEE Transactions on Aerospace and Electronic Systems