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Jonni Hirvonen

Researcher at University of Helsinki

Publications -  9
Citations -  665

Jonni Hirvonen is an academic researcher from University of Helsinki. The author has contributed to research in topics: Phase synchronization & Magnetoencephalography. The author has an hindex of 6, co-authored 8 publications receiving 534 citations. Previous affiliations of Jonni Hirvonen include Helsinki University Central Hospital.

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Neuronal long-range temporal correlations and avalanche dynamics are correlated with behavioral scaling laws

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.
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Phase and amplitude correlations in resting-state activity in human stereotactical EEG recordings.

TL;DR: It is demonstrated here that with CW referencing, the superior anatomical accuracy of SEEG can be leveraged to yield accurate quantification and qualitatively novel insight into phase and amplitude interactions in human brain activity.
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Whole-Brain Source-Reconstructed MEG-Data Reveal Reduced Long-Range Synchronization in Chronic Schizophrenia

TL;DR: Test data highlight that ScZ is associated with a profound disruption of transient synchronization, providing critical support for the notion that core aspect of the pathophysiology arises from an impairment in coordination of distributed neural activity.
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Dynamic large-scale network synchronization from perception to action

TL;DR: It is found that perceiving and reporting of weak somatosensory stimuli was correlated with sustained strengthening of large-scale phase synchronization concurrently in delta/theta- (3-7 Hz) and gamma- (40-60 Hz) frequency bands, suggesting that large- scale network synchronization may coordinate neuronal processing across brain regions during perception, decision making, and responding to weak somatoensory stimulus.