Detection of pre-ictal epileptic events using a self-attention based neural network from raw Neonatal EEG data

Kondaveeti Tejaswi1, Madala Vikas1, Himala Praharsha1

  • 1Indian Institute of Science Education and Research, Thiruvananthapuram, India.

Insights

This study introduces an AI model for early seizure prediction in newborns using EEG data. The self-attention network achieves 91% accuracy, offering a promising tool for neonatal epilepsy management.

Area of Science:

  • * Neuroscience and Biomedical Engineering
  • * Artificial Intelligence in Healthcare

Background:

  • * Neonatal seizures are subtle, difficult to detect, and require timely intervention.
  • * Automated early prediction systems are crucial for improving neonatal outcomes.
  • * Machine learning for seizure detection is established, but preemptive warning systems are less explored.

Purpose of the Study:

  • * To develop and validate a self-attention-based neural network for early seizure prediction in neonates.
  • * To address computational challenges in analyzing long-duration EEG data using a novel embedding technique.
  • * To demonstrate the potential of AI for real-world clinical application in neonatal epilepsy.

Main Methods:

  • * Development of a self-attention neural network processing raw electroencephalogram (EEG) data.
  • * Introduction of a second-wise summary statistics-based embedding to reduce input sequence length and retain features.
  • * Validation on a public dataset of 79 neonatal patients with physician-annotated EEG recordings.

Main Results:

  • * The model achieved a maximum accuracy of 91% in distinguishing pre-ictal and ictal events from non-ictal signals.
  • * Evaluation on unseen patients demonstrated strong potential for real-world applicability.
  • * The embedding method effectively reduced computational burden while preserving essential EEG features.

Conclusions:

  • * The study presents a proof-of-concept for a preemptive seizure warning system using AI.
  • * The developed model shows significant promise for enhancing neonatal seizure detection and management.
  • * This work paves the way for AI-driven epilepsy management and broader clinical applications in seizure prediction.

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