Acida: Matlab tools for identifying articulation roles

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Acida is Matlab software for identifying the critical, dependent and redundant roles of the articulators during the course of a speech utterance. The calculations are based on a set of articulator distributions for each phone, and their divergence from the overall or grand distributions.

Articulation constraint identification algorithm
Here are a detailed description of the algorithm, a compressed tar file containing the Matlab toolbox, and accompanying documentation.

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