Authors: Shuo Chen, Yishi Xing, Jian Kang, Dinesh Shukla, Peter Kochunov, L. Elliot Hong
arXiv
Neuropsychiatric disorders impact functional connectivity of the brain at the network level. The identification and statistical testing of disorder-related networks remains challenging. We propose nov...
Authors: Josh Merel, Ben Shababo, Alex Naka, Hillel Adesnik, Liam Paninski
arXiv
Investigation of neural circuit functioning often requires statistical interpretation of events in subthreshold electrophysiological recordings. This problem is non-trivial because recordings may have...
Authors: Eftychios A. Pnevmatikakis, Josh Merel, Ari Pakman, Liam Paninski
arXiv
We present efficient Bayesian methods for extracting neuronal spiking information from calcium imaging data. The goal of our methods is to sample from the posterior distribution of spike trains and mo...
Authors: Sean Jewell, Daniela Witten
arXiv
In recent years, new technologies in neuroscience have made it possible to measure the activities of large numbers of neurons simultaneously in behaving animals. For each neuron, a fluorescence trace...
Authors: Rossana Mastrandrea, Andrea Gabrielli, Fabrizio Piras, Gianfranco Spalletta, Guido Caldarelli, Tommaso Gili
arXiv
The brain is a paradigmatic example of a complex system as its functionality emerges as a global property of local mesoscopic and microscopic interactions. Complex network theory allows to elicit the...
Authors: Yo Joong Choe, Sivaraman Balakrishnan, Aarti Singh, Jean M. Vettel, Timothy Verstynen
arXiv
Large bundles of myelinated axons, called white matter, anatomically connect disparate brain regions together and compose the structural core of the human connectome. We recently proposed a method of...
Authors: Adeel Razi, Karl Friston
arXiv
Recently, there have been several concerted international efforts - the BRAIN initiative, European Human Brain Project and the Human Connectome Project, to name a few - that hope to revolutionize our...
Authors: Sean L. Simpson, Paul J. Laurienti
arXiv
Understanding the human brain remains the Holy Grail in biomedical science, and arguably in all of the sciences. Our brains represent the most complex systems in the world (and some contend the univer...
Authors: Andreas Meinel, Henrich Kolkhorst, Michael Tangermann
arXiv
Data-driven spatial filtering algorithms optimize scores such as the contrast between two conditions to extract oscillatory brain signal components. Most machine learning approaches for filter estimat...
Authors: Hiroshi Tsukimoto, Takefumi Matsubara
arXiv
Although functional magnetic resonance imaging (fMRI) is widely used for the study of brain functions, the blood oxygenation level dependent (BOLD) effect is incompletely understood. Particularly, neg...
Authors: A. Bürki, S. Elbuy, S. Madec, S. Vasishth
arXiv
When participants in an experiment have to name pictures while ignoring distractor words superimposed on the picture or presented auditorily (i.e., picture-word interference paradigm), they take more...
Authors: J. A. Gaxiola-Tirado
arXiv
The analysis of brain connectivity aims to understand the emergence of functional networks into the brain. This information can be used in the process of electroencephalographic (EEG) signal analysis...
Authors: Neil P. Oxtoby, Fabio S. Ferreira, Agoston Mihalik, Tong Wu, Mikael Brudfors, Hongxiang Lin, Anita Rau, Stefano B. Blumberg, Maria Robu, Cemre Zor, Maira Tariq, Maria Del Mar Estarellas Garcia, Baris Kanber, Daniil I. Nikitichev, Janaina Mourao-Miranda
arXiv
We predicted residual fluid intelligence scores from T1-weighted MRI data available as part of the ABCD NP Challenge 2019, using morphological similarity of grey-matter regions across the cortex. Indi...
Authors: Ganchao Wei, Ian H. Stevenson
arXiv
Synapses change on multiple timescales, ranging from milliseconds to minutes, due to a combination of both short- and long-term plasticity. Here we develop an extension of the common Generalized Linea...
Authors: Eva Yezerets, En Yang, Misha B. Ahrens, Adam S. Charles
arXiv
Brain-wide recordings of large-scale networks of neurons now provide an unprecedented view into how the brain drives behavior. However, brain activity contains both information directly related to beh...