Computer speech synthesis: a systematic method to extract synthesis parameters for formant synthesizers.

by Yu Wai Leung.Thesis (M.Phil.)--Chinese University of Hong Kong, 1993.Includes bibliographical references (leaves 94-96).Abstract --- p.1Introduction --- p.2Chapter 1. --- Human speech and its production modelChapter 1.1 --- The human vocal system --- p.4Chapter 1.2 --- Speech production mechanism --- p.5Chapter 1.3 --- Acoustic properties of human speech --- p.5Chapter 1.4 --- Modeling the speech production process --- p.6Chapter 1.5 --- Speech as the spoken form of a language --- p.7Chapter 2. --- Speech analysis techniquesChapter 2.1 --- Short time speech analysis and speech segmentation --- p.9Chapter 2.2 --- Pre-emphasis --- p.9Chapter 2.3 --- Linear predictive analysis --- p.10Chapter 2.4 --- Formant tracking --- p.13Chapter 2.5 --- Pitch determination --- p.20Chapter 3. --- Speech synthesis technologyChapter 3.1 --- Overview --- p.24Chapter 3.2 --- Articulatory synthesis --- p.24Chapter 3.3 --- Concatenation synthesis --- p.24Chapter 3.4 --- LPC synthesis --- p.27Chapter 3.5 --- Formant speech synthesis --- p.28Chapter 3.6 --- Synthesis by rule --- p.29Chapter 4. --- LSYNTH: A parallel formant synthesizerChapter 4.1 --- OverviewChapter 4.2 --- Synthesizer configuration: cascade and parallel --- p.32Chapter 4.3 --- Structure ofLSYNTH --- p.33Chapter 5. --- Automatic formant parameter extraction for parallel formant synthesizersChapter 5.1 --- Introduction --- p.47Chapter 5.2 --- The idea of a feedback analysis system --- p.48Chapter 5.3 --- Overview of the feedback analysis system --- p.49Chapter 5.4 --- Iterative spectral matching algorithm --- p.52Chapter 5.5 --- Results and discussions --- p.65Chapter 6. --- Generate formant trajectories in synthesis-by-rule systemsChapter 6.1 --- Formant trajectories generation in synthesis-by-rule systems --- p.70Chapter 6.2 --- Modeling formant transitions --- p.71Chapter 6.3 --- Conventional formant transition calculation --- p.72Chapter 6.4 --- The 4-point Bezier curve model --- p.73Chapter 6.5 --- Modeling of formant transitions for Cantonese --- p.77Chapter 7. --- Some listening test resultsChapter 7.1 --- Introduction --- p.87Chapter 7.2 --- Tone recognition test --- p.87Chapter 7.3 --- Cantonese final recognition test --- p.89Chapter 7.4 --- Problems and discussions --- p.91Conclusion --- p.92References --- p.94Appendix A: The Cantonese phonetic system --- p.97"Appendix B: TPIT, A tone trajectory generator for Cantonese" --- p.10