Using multimodal biosignal data from wearables to detect focal motor seizures in individual epilepsy patients

Sebastian Böttcher*, Nikolay V. Manyakov, Nino Epitashvili, Amos Folarin, Mark P. Richardson, Matthias Dümpelmann, Andreas Schulze-Bonhage, Kristof van Laerhoven

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference paperpeer-review

5 Citations (Scopus)

Abstract

Epilepsy seizure detection with wearable devices is an emerging research field. As opposed to the gold standard, consisting of simultaneous video and EEG monitoring of patients, wearables have the advantage that they put a lower burden on epilepsy patients. We report on the first stages in a research effort that is dedicated to the development of a multimodal seizure detection system specifically for focal onset epileptic seizures. By in-depth analysis of data from three in-hospital patients with each having six to nine seizures recorded, we show that such seizures can manifest very differently and thus significantly impact classification. Using a Random Forest model on a rich set of features, we have obtained overall precision and recall scores of up to 0.92 and 0.72 respectively. These results show that the approach has validity, but we identify the type of focal seizure to be a critical factor for the classification performance.

Original languageEnglish
Title of host publicationiWOAR 2019 - 6th International Workshop on Sensor-Based Activity Recognition and Interaction, Proceedings
EditorsStefan Ludtke, Sebastian Bader, Kristina Yordanova, Thomas Kirste
PublisherAssociation for Computing Machinery
ISBN (Electronic)9781450377140
DOIs
Publication statusPublished - 16 Sept 2019
Event6th International Workshop on Sensor-Based Activity Recognition and Interaction, iWOAR 2019 - Rostock, Germany
Duration: 16 Sept 201917 Sept 2019

Conference

Conference6th International Workshop on Sensor-Based Activity Recognition and Interaction, iWOAR 2019
Country/TerritoryGermany
CityRostock
Period16/09/201917/09/2019

Keywords

  • Epilepsy seizure detection
  • Multimodal biosignals
  • Wearables

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