A
Alexander Zhigalov
Researcher at University of Birmingham
Publications - 24
Citations - 1133
Alexander Zhigalov is an academic researcher from University of Birmingham. The author has contributed to research in topics: Visual cortex & Computer science. The author has an hindex of 11, co-authored 20 publications receiving 802 citations. Previous affiliations of Alexander Zhigalov include Aalto University & University of Helsinki.
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Journal ArticleDOI
Neuronal long-range temporal correlations and avalanche dynamics are correlated with behavioral scaling laws
J. Matias Palva,Alexander Zhigalov,Jonni Hirvonen,Onerva Korhonen,Klaus Linkenkaer-Hansen,Satu Palva,Satu Palva +6 more
TL;DR: In this article, the authors used source reconstructed magneto-and electroencephalographic recordings to characterize the dynamics of ongoing cortical activity and found robust power-law scaling in neuronal LRTCs and avalanches in resting-state data and during the performance of audiovisual threshold stimulus detection tasks.
Journal ArticleDOI
Ghost interactions in MEG/EEG source space: A note of caution on inter-areal coupling measures.
J. Matias Palva,Sheng H. Wang,Satu Palva,Alexander Zhigalov,Simo Monto,Matthew J. Brookes,Jan-Mathijs Schoffelen,Karim Jerbi +7 more
TL;DR: It is concluded that spurious correlations must be carefully considered in connectivity analyses in MEG/EEG source space even when using measures that are immune to zero‐lag correlations, because signal mixing also significantly limits the separability of neuronal phase and amplitude correlations.
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Adapting the P300-Based Brain–Computer Interface for Gaming: A Review
TL;DR: The broader use of the P300 BCI in BCI-controlled video games is recommended, because it exhibits relatively high speed and accuracy, and can be used without user training, after a short calibration.
Journal ArticleDOI
Relationship of Fast- and Slow-Timescale Neuronal Dynamics in Human MEG and SEEG
Alexander Zhigalov,Alexander Zhigalov,Gabriele Arnulfo,Lino Nobili,Satu Palva,J. Matias Palva +5 more
TL;DR: Investigating the relationship between the human neuronal dynamics at fast and slow timescales using both source-reconstructed MEG and intracranial stereotactical electroencephalography found that power-law scaling behavior is a pervasive but neuroanatomically inhomogeneous property of neuronal dynamics in central and autonomous nervous systems.
Journal ArticleDOI
Modular co-organization of functional connectivity and scale-free dynamics in the human brain.
Alexander Zhigalov,Alexander Zhigalov,Gabriele Arnulfo,Gabriele Arnulfo,Lino Nobili,Satu Palva,J. Matias Palva +6 more
TL;DR: It is suggested that FC and scale-free dynamics—hence, putatively, neuronal criticality as well—coemerge in a hierarchically modular structure in which the modules are characterized by dense connectivity, avalanche propagation, and shared dynamic states.