: The "f013" likely denotes a specific subject (Female 013) or a specific frequency/vocal task within the study.
If you are looking for the professional article that explains this data, you should look for:
: 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.
The data contained in such files is typically linked to the following type of research:
This file is part of the or "Vocal Tract Shape and Acoustic Dataset" , which is frequently cited in academic articles focusing on the biomechanics of singing. Associated Research and Context