provoked voice qualities (breathy,modal,pressed) and vowels (a,e,i,o,u) measured at the Akustikmessplatz (IEM) with the DCMA. 4 male, 6 female singers. Male (S3,S7,S8,S9) Additional labels resulting from a listening assessment are available under: https://phaidra.kug.ac.at/o:127326 Cite with the corresponding article https://ieeexplore.ieee.org/document/10078264 M. Brandner, P. A. Bereuter, S. R. Kadiri and A. Sontacchi, "Classification of Phonation Modes in Classical Singing Using Modulation Power Spectral Features," in IEEE Access, vol. 11, pp. 29149-29161, 2023, doi: 10.1109/ACCESS.2023.3260187. research Data https://phaidra.kug.ac.at/o:126552 Voice quality database: VQS - classical singers Public Domain Mark http://creativecommons.org/publicdomain/mark/1.0/ Brandner, Manuel (Institut für Elektronische Musik und Akustik) application/x-zip-compressed VQS, classical singing, sustained vowels eng