@misc{arxiv_2610_25292v1,
  title = {Does Expert Supervision Improve Text-to-Speech? An Empirical Study of Preference Optimization},
  author = {{Minh Duc Vu} and {Junchuan Zhao} and {Ye Wang}},
  eprint = {2610.25292v1},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2610.25292v1}
}