Fig. 4.
Visualization of the cloud during a sustained vowel /a/. a subject 1, 1 s, lateral view; b subject 1, 5 s, lateral view; c subject 2, 2 s, superior view
Visualization of the cloud during a sustained vowel /a/. a subject 1, 1 s, lateral view; b subject 1, 5 s, lateral view; c subject 2, 2 s, superior view