User profiles for Abhijith Mundanad Narayanan

Abhijith Mundanad Narayanan

Indigo Diabetes
Verified email at indigomed.com
Cited by 141

Analysis of miniaturization effects and channel selection strategies for EEG sensor networks with application to auditory attention detection

AM Narayanan, A Bertrand - IEEE Transactions on Biomedical …, 2019 - ieeexplore.ieee.org
Objective: Concealable, miniaturized electroencephalography (mini-EEG) recording devices
are crucial enablers toward long-term ambulatory EEG monitoring. However, the resulting …

Optimal versus approximate channel selection methods for EEG decoding with application to topology-constrained neuro-sensor networks

AM Narayanan, P Patrinos… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Channel selection or electrode placement for neural decoding is a commonly encountered
problem in electroencephalography (EEG). Since evaluating all possible channel …

The effect of miniaturization and galvanic separation of EEG sensor devices in an auditory attention detection task

AM Narayanan, A Bertrand - 2018 40th Annual International …, 2018 - ieeexplore.ieee.org
Recent technological advances in the design of concealable miniature electroencephalography
(mini-EEG) devices are paving the way towards 24/7 neuromonitoring applications in …

EEG miniaturization limits for stimulus decoding with EEG sensor networks

AM Narayanan, R Zink, A Bertrand - Journal of Neural …, 2021 - iopscience.iop.org
Objective. Unobtrusive electroencephalography (EEG) monitoring in everyday life requires
the availability of highly miniaturized EEG devices (mini-EEGs), which ideally consist of a …

Group-Utility Metric for Efficient Sensor Selection and Removal in LCMV Beamformers

AM Narayanan, A Bertrand - ICASSP 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
In sensor arrays or sensor networks, tracking each sensors utility helps in excluding those
which do not sufficiently contribute to the task at hand, thereby reducing energy consumption …

[HTML][HTML] Utility metric for unsupervised feature selection

A Villa, AM Narayanan, S Van Huffel, A Bertrand… - PeerJ Computer …, 2021 - peerj.com
Feature selection techniques are very useful approaches for dimensionality reduction in
data analysis. They provide interpretable results by reducing the dimensions of the data to a …

A miniature EEG node for synchronized wireless EEG sensor networks

M Baijot, AM Narayanan, MBA Rosa, J Dan, A Bertrand… - 2021 - sciforum.net
The ability to record brain signals during daily life activities would allow to deepen our
understanding of the human brain, its related pathologies (such as epilepsy and Alzheimer’s dis-…

[PDF][PDF] Utility metric for unsupervised feature

A Villa, AM Narayanan, S Van Huffel, A Bertrand… - homes.esat.kuleuven.be
Many applications of data science require the study of highly multi-dimensional data. A high
number of 37 dimensions implies a high computational cost as well as a large amount of …

[PDF][PDF] Improving EEG signal quality through spatial filtering of combined data from multiple miniature EEG devices

AM Narayanan, A Bertrand - … Theory and Signal Processing in the … - research.utwente.nl
Electroencephalography (EEG) is a widely used modality for monitoring neural activity and
is currently viewed as one of the most promising non-invasive techniques for future chronic …

Epileptic seizure detection in EEG via fusion of multi-view attention-gated U-net deep neural networks

C Chatzichristos, J Dan, AM Narayanan… - 2020 IEEE Signal …, 2020 - ieeexplore.ieee.org
Electroencephalography (EEG) is an essential tool in clinical practice for the diagnosis and
monitoring of people with epilepsy. Manual annotation of epileptic seizures is a time …