BolT: Fused window transformers for fMRI time series analysis

HA Bedel, I Sivgin, O Dalmaz, SUH Dar, T Çukur - Medical image analysis, 2023 - Elsevier
Deep-learning models have enabled performance leaps in analysis of high-dimensional
functional MRI (fMRI) data. Yet, many previous methods are suboptimally sensitive for …

[PDF][PDF] Naturalistic imaging: The use of ecologically valid conditions to study brain function

ES Finn, E Glerean, U Hasson, T Vanderwal - NeuroImage, 2022 - research.aalto.fi
The cover (by artist Tobias S. Hoffmann) for this special issue on Naturalistic imaging was
created with vintage movie posters in mind. It depicts a King Kong-like figure taking a city by …

A plug-in graph neural network to boost temporal sensitivity in fmri analysis

I Sivgin, HA Bedel, S Ozturk… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
Learning-based methods offer performance leaps over traditional methods in classification
analysis of high-dimensional functional MRI (fMRI) data. In this domain, deep-learning …

Language tasks and the network control role of the left inferior frontal gyrus

JD Medaglia, DY Harvey, AS Kelkar, JP Zimmerman… - eneuro, 2021 - eneuro.org
Recent work has combined cognitive neuroscience and control theory to make predictions
about cognitive control functions. Here, we test a link between whole-brain theories of …

Task-dependent warping of semantic representations during search for visual action categories

M Shahdloo, E Çelik, BA Urgen, JL Gallant… - Journal of …, 2022 - Soc Neuroscience
Object and action perception in cluttered dynamic natural scenes relies on efficient
allocation of limited brain resources to prioritize the attended targets over distractors. It has …

[HTML][HTML] Decoding the difference between explicit and implicit body expression representation in high level visual, prefrontal and inferior parietal cortex

G Marrazzo, MJ Vaessen, B de Gelder - NeuroImage, 2021 - Elsevier
Recent studies provide an increasing understanding of how visual objects categories like
faces or bodies are represented in the brain and also raised the question whether a …

Convergence of modality invariance and attention selectivity in the cortical semantic circuit

T Nakai, HQ Yamaguchi, S Nishimoto - Cerebral Cortex, 2021 - academic.oup.com
The human linguistic system is characterized by modality invariance and attention
selectivity. Previous studies have examined these properties independently and reported …

[HTML][HTML] Coherent natural scene structure facilitates the extraction of task-relevant object information in visual cortex

D Kaiser, G Häberle, RM Cichy - NeuroImage, 2021 - Elsevier
Looking for objects within complex natural environments is a task everybody performs
multiple times each day. In this study, we explore how the brain uses the typical composition …

A Graphical Network Layer for Lagged Analysis of FMRI Data

HA Bedel, I Şıvgın, T Çukur - 2022 30th Signal Processing and …, 2022 - ieeexplore.ieee.org
Functional magnetic resonance imaging (fMRI) enables recording the brain's neural activity
spatiotemporally and is the center of much cutting-edge psychology and neuroscience …

[PDF][PDF] Novel deep learning approaches for functional FMRI data analysis

HA Bedel - 2024 - repository.bilkent.edu.tr
Hasan Atakan Bedel Elektrik ve Elektronik Mühendisligi, Yüksek Lisans Tez Danısmanı:
Tolga Cukur Agustos 2024 Fonksiyonel MRI (fMRI), beyin aktivitesini analiz etme …