Speech Prosody is the study of intonation and related phenomena, including pitch, loudness, timing, speech rate, and voicing properties. Central topics include the melody and rhythm of speech and how these contribute to meaning at the word, utterance and discourse levels. Prosody is important in phonetics, phonology, sociolinguistics, psycholinguistics and speech signal processing, and models of prosody are being applied to problems in speech synthesis, speech therapy, language teaching, dialog systems and many other fields.

The Speech Prosody Special Interest Group has approximately 1100 members from over 30 countries. The SIG is dedicated to advancing the scientific study of speech prosody and its applications. It does this through

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