Before revision:  As an alternative, we here explore an unsupervised algorithm applicable to intra-cranial EEG recordings that requires good sampling of the non-ictal periods , but imposes no demands on the amount of data during ictal activity.
After revision:  As an alternative, we here explore an unsupervised algorithm applicable to intra-cranial EEG recordings that requires good sampling of the non-ictal periods is required, while no demands are imposed on the amount of data during ictal activity.