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Full-Text Articles in Life Sciences

Dissociable Effects Of Self-Reported Daily Sleep Duration On High-Level Cognitive Abilities, Conor J. Wild, Emily S. Nichols, Michael E. Battista, Bobby Stojanoski, Adrian M. Owen Dec 2018

Dissociable Effects Of Self-Reported Daily Sleep Duration On High-Level Cognitive Abilities, Conor J. Wild, Emily S. Nichols, Michael E. Battista, Bobby Stojanoski, Adrian M. Owen

BrainsCAN Publications

© 2018 Sleep Research Society. Most people will at some point experience not getting enough sleep over a period of days, weeks, or months. However, the effects of this kind of everyday sleep restriction on high-level cognitive abilities - such as the ability to store and recall information in memory, solve problems, and communicate - remain poorly understood. In a global sample of over 10000 people, we demonstrated that cognitive performance, measured using a set of 12 well-established tests, is impaired in people who reported typically sleeping less, or more, than 7-8 hours per night - which was roughly half …


Role Of Dimensionality In Predicting The Spontaneous Behavior Of The Brain Using The Classical Ising Model And The Ising Model Implemented On A Structural Connectome, Pubuditha M. Abeyasinghe, Demetrius Ribeiro De Paula, Sina Khajehabdollahi, Sree Ram Valluri, Adrian M. Owen, Andrea Soddu Sep 2018

Role Of Dimensionality In Predicting The Spontaneous Behavior Of The Brain Using The Classical Ising Model And The Ising Model Implemented On A Structural Connectome, Pubuditha M. Abeyasinghe, Demetrius Ribeiro De Paula, Sina Khajehabdollahi, Sree Ram Valluri, Adrian M. Owen, Andrea Soddu

BrainsCAN Publications

© Pubuditha M. Abeyasinghe et al. 2018. There is accumulating evidence that spontaneous fluctuations of the brain are sustained by a structural architecture of axonal fiber bundles. Various models have been used to investigate this structure-function relationship. In this work, we implemented the Ising model using the number of fibers between each pair of brain regions as input. The output of the Ising model simulations on a structural connectome was then compared with empirical functional connectivity data. A simpler two-dimensional classical Ising model was used as the baseline model for comparison purpose. Thermodynamic properties, such as the magnetic susceptibility and …