This paper investigates whether commonly used methods of preprocessing intracranial EEG data improve brain-state classification outcomes. In short, most methods do not improve classification outcomes, while collecting more data improves outcomes.
Recommended citation: Meisler, S. L., Kahana, M. J., & Ezzyat, Y. (2019). "Does data cleaning improve brain state classification?." Journal of neuroscience methods. 328, 108421.