[Retracted] Articulatory-to-Acoustic Conversion Using BiLSTM-CNN Word-Attention-Based Method

Table 1

Articulatory features.

Abbreviation for features	Description of features
Tongue root-X	The normalized back-forward velocity of the tongue root
Tongue root -Z	The normalized up-down velocity of the tongue root
Tongue body-X	The normalized back-forward velocity of the tongue mid
Tongue body-Z	The normalized up-down velocity of the tongue mid
Tongue tip-X	The normalized back-forward velocity of the tongue tip
Tongue tip-Z	The normalized up-down velocity of the tongue tip
Tongue constriction	The kinematics range of tongue tip at back-forward direction
Lip aperture	The open degree of lips at up-down direction