Three-Phase Seizure Segmentation in Stereotactic EEG Using Envelope-Based Multivariate Changepoint Analysis

Key Points

• The research aims to develop a framework for precise seizure phase segmentation in stereotactic EEG recordings.
• Utilized envelope-based multivariate changepoint analysis
• Compared results to inter-rater reliability metrics
• Focused on the temporal precision of seizure phase identification
• Achieved temporal precision comparable to inter-rater reliability
• Inter-rater reliability coefficients ranged from 0.35 to 0.69
• Framework offers a comprehensive characterization of seizure phases