S
S.M.M. Martens
Researcher at Max Planck Society
Publications - 11
Citations - 603
S.M.M. Martens is an academic researcher from Max Planck Society. The author has contributed to research in topics: Decoding methods & Discriminative model. The author has an hindex of 8, co-authored 11 publications receiving 552 citations. Previous affiliations of S.M.M. Martens include Eindhoven University of Technology.
Papers
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Journal ArticleDOI
A robust fetal ECG detection method for abdominal recordings
TL;DR: The results show that the sequential estimation method outperforms ICA with a FHR detection rate of 85% versus 60% of ICA, which indicates that the method is more robust than ICA for FECG detection.
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An Improved Adaptive Power Line Interference Canceller for Electrocardiography
TL;DR: An improved adaptive canceller is proposed for the reduction of the fundamental power line interference component and harmonics in electrocardiogram (ECG) recordings and shows a signal-to-power-line-interference ratio up to 30 dB higher than that produced by the other methods.
Journal ArticleDOI
Overlap and refractory effects in a brain–computer interface speller based on the visual P300 event-related potential
TL;DR: It is revealed the presence of refractory and overlap effects in the event-related potentials in visual P300 speller datasets, and it is shown that such effects are dependent on stimulus parameters: an alternative stimulus type based on apparent motion suffers less from theRefractory effects and leads to an improved letter prediction performance.
Proceedings Article
Effects of Stimulus Type and of Error-Correcting Code Design on BCI Speller Performance
TL;DR: The data demonstrate that the traditional, row-column code has particular spatial properties that lead to better performance than one would expect from its TTIs and Hamming-distances alone, but nonetheless error-correcting codes can improve performance provided the right stimulus type is used.
Journal ArticleDOI
Correlation of EEG spectral entropy with regional cerebral blood flow during sevoflurane and propofol anaesthesia.
A. Maksimow,Kaike K. Kaisti,Sargo Aalto,M. Mäenpää,Satu K. Jääskeläinen,Susanna Hinkka,S.M.M. Martens,Mika Sarkela,Hanna E. Viertio-Oja,Harry Scheinin +9 more
TL;DR: Midfrontal‐central spectral entropy was associated with individual frontal and whole brain blood flow values across all conditions, suggesting that this novel measure of anaesthetic depth can depict global changes in neuronal activity induced by the drugs.