scholarly journals Perceiving while producing: Modeling the dynamics of phonological planning

2016 ◽  
Vol 89 ◽  
pp. 222-243 ◽  
Author(s):  
Kevin D. Roon ◽  
Adamantios I. Gafos
Cognition ◽  
2021 ◽  
Vol 210 ◽  
pp. 104577
Author(s):  
John Alderete ◽  
Melissa Baese-Berk ◽  
Keith Leung ◽  
Matthew Goldrick

Author(s):  
Pascale Tremblay ◽  
Isabelle Deschamps ◽  
Anthony Steven Dick

The production of speech is a multistep process requiring close coordination between neurolinguistic, neurocognitive, and neuromotor processes to communicate fluently and seemingly effortlessly. This complex process, which combines speech-specific and domain-general neural mechanisms, involves a closed repertoire of motor programs to control over 100 muscles distributed over the face, neck, and abdomen. The process requires neuromotor mechanisms to implement phonological planning, response selection, sequencing, and timing, contextual adjustments of the motor programs, as well as action execution and response monitoring. Recent advances in neuroimaging and neuromodulation techniques have led to the emergence of neurobiologically realistic models of speech production, leading to more comprehensive understanding of the mechanisms involved in producing speech. This chapter reviews the most up-to-date knowledge on the neural organization of the brain systems involved in producing speech.


Speech Timing ◽  
2020 ◽  
pp. 313-320
Author(s):  
Alice Turk ◽  
Stefanie Shattuck-Hufnagel

This volume compares two very different approaches to modeling speech planning: Articulatory Phonology, with quantitative phonological representations and a set of phonology-intrinsic timing mechanisms, and XT/3C, an alternative model with non-quantitative symbolic phonological representations and general-purpose phonology-extrinsic timing mechanisms. It argues that the motor-control literature for both speech and non-speech supports the XT/3C approach, which expands on earlier models based on Generative Phonology to include a Phonological Planning Component to set the symbolic goals for an utterance, a separate Phonetic Planning Component to provide the quantitative target specifications for the utterance, and a Motor-Sensory Implementation Component to track and adjust the movements required to reach those targets on time. It preserves the insights of a symbol-based phonology, while also providing a comprehensive account of systematic phonetic variation, including timing.


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