Improved Estimation of Parkinsonian Vowel Quality through Acoustic Feature Assimilation

<div>Subjective scores versus objective scores using the reduced combined linear regression (LR) metric. (a) shows the scatter plot for the training data, (b) shows the scatter plot for the test data, and (c) depicts the scatter plot for the whole database.</div>

The Scientific World Journal

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Figure 4

Figure 4: Improved Estimation of Parkinsonian Vowel Quality through Acoustic Feature Assimilation 