: It is most commonly associated with the research published by Piero Cosi and colleagues at the Istituto di Scienze e Tecnologie della Cognizione (ISTC) , or similar studies involving the TRACTER project, which focuses on 3D articulatory models of the vocal tract. Where to Find the Data/Article

: The "f013" likely denotes a specific subject (Female 013) or a specific frequency/vocal task within the study.

: Researchers use these datasets to study the physical shape of the vocal tract (often captured via MRI) while a subject is singing specific notes or vowels.