This study shows that aperiodic exponents of brain field potentials vary with frequency range, highlighting the need for consistent frequency range selection in neuroscience research.

IEEE Transactions on Neural Systems and Rehabilitation Engineering · Dec 30, 2025Peer-reviewedNeuroscience

Complexity and 1/f slope jointly reflect brain states

Vicente Medel, Martín Irani, Nicolas Andres Crossley, Tomás Ossandón, Gonzalo Boncompte

This study investigates the relationship between 1/f slope and Lempel-Ziv Complexity in brain states using simulated and empirical data from rat EEG and monkey ECoG.

Scientific Reports · Dec 7, 2023Peer-reviewedNeuroscience

The ascending arousal system promotes optimal performance through meso-scale network integration in a visuospatial attentional task

Gabriel Wainstein, Daniel Rojas‐Líbano, Vicente Medel, Dag Alnæs, Knut K. Kolskår, Tor Endestad, Bruno Laeng, Tomás Ossandón, Nicolas Andres Crossley, Elie Matar, James M. Shine

The paper examines how the ascending arousal system influences large-scale brain network integration during a visuospatial attention task, showing correlations with attentional load and receptor distribution.

Network Neuroscience · Jan 1, 2021Peer-reviewedNeuroscience

FRONTAL MIDLINE THETA REFLECTS COGNITIVE CONTROL DURING PLANNING.

Marcos Domic‐Siede, Martín Irani, Joaquín Valdés, Marcela Perrone‐Bertolotti, Tomás Ossandón

This study examines neural correlates of cognitive planning using EEG, finding increased frontal midline theta activity during planning tasks.

bioRxiv · May 24, 2019 · PreprintNeuroscience