• ELEN E6820y Speech and audio processing and recognition 4.5 pts. Lect: 3. Prerequisites: ELEN E4810 or the instructor's permission. Fundamentals of digital speech processing and audio signals. Acoustic and perceptual basics of audio. Short-time Fourier analysis. Analysis and filterbank models. Speech and audio coding, compression, and reconstruction. Acoustic feature extraction and classification. Recognition techniques for speech and other sounds, including hidden Markov models.