EC-803 (C) Speech Processing Notes
5 notes for Speech Processing, unit by unit.
Notes for EC-803 (C)
- Unit 1 · Short notes Basic Concepts of Speech Processing Articulatory Phonetics – Production and Classification of Speech Sounds · Acoustic Phonetics – acoustics of speech production · Review of Digital Signal Processing concepts · Short‑Time Fourier Transform (STFT) · Filter‑Bank methods · Linear Predictive Coding (LPC) methods
- Unit 2 · Short notes Speech Analysis Speech distortion measures – mathematical and perceptual · Log Spectral Distance · Cepstral Distances · Weighted Cepstral Distances · Filtering · Likelihood Distortions
- Unit 3 · Short notes Speech Modeling Markov Processes · Hidden Markov Model (HMM) evaluation · Optimal State Sequence – Viterbi Search · Baum‑Welch parameter re‑estimation · Implementation issues of HMMs
- Unit 4 · Short notes Speech Recognition Architecture of large‑vocabulary continuous speech recognition system · Acoustic models · Language models – n‑grams · Context‑dependent sub‑word units · Applications and present status
- Unit 5 · Short notes Speech Synthesis Concatenative synthesis methods · Waveform synthesis methods · Sub‑word units for text‑to‑speech (TTS) · Intelligibility and naturalness – role of prosody · Applications and present status
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