Разработка алгоритма детектирования медленной пик-волновой активности при бессудорожных формах эпилепсии

Известия высших учебных заведений. Прикладная нелинейная динамика. 2024. Т. 32. № 2. С. 223–238.

Белокопытов А. С., Makarova M., Саламатин М. И., Редкозубова О. М.

. The purpose of this study is to develop a classifier capable of detecting typical absence seizures in realtime using electroencephalogram (EEG) data and a Support Vector Machine (SVM) model. Methods. Sections of the EEG, previously identified by a specialist as containing typical absences, were used to train the SVM model. Key features for classification include the number of zero crossings, cross-correlation between two consecutive windows, spectral power across various frequency bands, and the standard deviation of instantaneous signal power. Results. Training and testing datasets were established, consisting of EEG windows with various types of artifacts. The SVM model was successfully trained and tested, achieving high performance metrics: accuracy of 0.97, sensitivity of 0.93, specificity of 0.98, and an average accuracy of 0.94 across all types of artifacts. The developed algorithm can be integrated into a mobile application and used in conjunction with a wearable EEG device with dry electrodes for real-time detection of typical absences. Conclusion. The study results affirm the potential for using machine learning techniques for the automatic detection and logging of epileptic activity. However, additional testing on a larger dataset is needed for more conclusive results, including data acquired through a wireless EEG device using dry electrodes. Future work will involve selecting a suitable EEG device and developing a mobile application for real-time data collection and analysi

Keywords: машинное обучение, метод опорных векторов, ЭЭГ, динамический классификатор, детектирование в реальном времени, абсансная эпилепсия