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In systems and network neuroscience, many common practices in brain connectomic analysis are often not properly scrutinized. One such practice is mapping a predetermined set of sub-circuits, like functional networks (FNs), onto subjects'…

Contrastive learning has proven to be highly efficient and adaptable in shaping representation spaces across diverse modalities by pulling similar samples together and pushing dissimilar ones apart. However, two key limitations persist: (1)…

Machine Learning · Computer Science 2025-12-08 Ziwen Wang , Jiajun Fan , Thao Nguyen , Heng Ji , Ge Liu

The Identifiability Framework (If) has been shown to improve differential identifiability (reliability across-sessions and -sites, and differentiability across-subjects) of functional connectomes for a variety of fMRI tasks. But having a…

Neurons and Cognition · Quantitative Biology 2019-11-25 Meenusree Rajapandian , Enrico Amico , Kausar Abbas , Mario Ventresca , Joaquín Goñi

Machine learning techniques have become increasingly popular in the field of resting state fMRI (functional magnetic resonance imaging) network based classification. However, the application of convolutional networks has been proposed only…

Machine Learning · Statistics 2017-07-24 Regina Meszlényi , Krisztian Buza , Zoltán Vidnyánszky

We propose a novel optimization framework to predict clinical severity from resting state fMRI (rs-fMRI) data. Our model consists of two coupled terms. The first term decomposes the correlation matrices into a sparse set of representative…

Neurons and Cognition · Quantitative Biology 2024-11-25 Niharika Shimona D'Souza , Mary Beth Nebel , Nicholas Wymbs , Stewart H. Mostofsky , Archana Venkataraman

Resting-state functional magnetic resonance imaging (rs-fMRI) is a noninvasive technique pivotal for understanding human neural mechanisms of intricate cognitive processes. Most rs-fMRI studies compute a single static functional…

Neurons and Cognition · Quantitative Biology 2025-02-25 Bishal Thapaliya , Robyn Miller , Jiayu Chen , Yu-Ping Wang , Esra Akbas , Ram Sapkota , Bhaskar Ray , Pranav Suresh , Santosh Ghimire , Vince Calhoun , Jingyu Liu

Mapping of human brain structural connectomes via diffusion MRI offers a unique opportunity to understand brain structural connectivity and relate it to various human traits, such as cognition. However, head displacement during image…

Neurons and Cognition · Quantitative Biology 2024-09-13 Yizi Zhang , Meimei Liu , Zhengwu Zhang , David Dunson

Magnetic Resonance Imaging can produce detailed images of the anatomy and physiology of the human body that can assist doctors in diagnosing and treating pathologies such as tumours. However, MRI suffers from very long acquisition times…

Image and Video Processing · Electrical Eng. & Systems 2022-03-30 George Yiasemis , Jan-Jakob Sonke , Clarisa Sánchez , Jonas Teuwen

Brain extraction and registration are important preprocessing steps in neuroimaging data analysis, where the goal is to extract the brain regions from MRI scans (i.e., extraction step) and align them with a target brain image (i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Yao Su , Zhentian Qian , Lifang He , Xiangnan Kong

Magnetic resonance imaging (MRI) has played a crucial role in fetal neurodevelopmental research. Structural annotations of MR images are an important step for quantitative analysis of the developing human brain, with Deep Learning providing…

There has been an explosion of interest in functional Magnetic Resonance Imaging (MRI) during the past two decades. Naturally, this has been accompanied by many major advances in the understanding of the human connectome. These advances…

Machine Learning · Statistics 2016-10-31 Ricardo Pio Monti , Romy Lorenz , Christoforos Anagnostopoulos , Robert Leech , Giovanni Montana

Psychiatric disorders involve complex neural activity changes, with functional magnetic resonance imaging (fMRI) data serving as key diagnostic evidence. However, data scarcity and the diverse nature of fMRI information pose significant…

Image and Video Processing · Electrical Eng. & Systems 2025-09-16 Mujie Liu , Mengchu Zhu , Qichao Dong , Ting Dang , Jiangang Ma , Jing Ren , Feng Xia

In open data sets of functional magnetic resonance imaging (fMRI), the heterogeneity of the data is typically attributed to a combination of factors, including differences in scanning procedures, the presence of confounding effects, and…

Machine Learning · Computer Science 2026-04-17 Xin Wen , Shijie Guo , Wenbo Ning , Rui Cao , Yan Niu , Bin Wan , Peng Wei , Xiaobo Liu , Jie Xiang

To improve the discriminative and generalization ability of lightweight network for face recognition, we propose an efficient variable group convolutional network called VarGFaceNet. Variable group convolution is introduced by VarGNet to…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Mengjia Yan , Mengao Zhao , Zining Xu , Qian Zhang , Guoli Wang , Zhizhong Su

Traditional causal connectivity methods in task-based and resting-state functional magnetic resonance imaging (fMRI) face challenges in accurately capturing directed information flow due to their sensitivity to noise and inability to model…

Neurons and Cognition · Quantitative Biology 2025-04-03 Boseong Kim , Debashis Das Chakladar , Haejun Chung , Ikbeom Jang

Predicting behavioral variables from neuroimaging modalities such as magnetic resonance imaging (MRI) has the potential to allow the development of neuroimaging biomarkers of mental and neurological disorders. A crucial processing step to…

Neurons and Cognition · Quantitative Biology 2025-07-29 Mikkel Schöttner Sieler , Thomas A. W. Bolton , Jagruti Patel , Patric Hagmann

Aggregating multi-subject functional magnetic resonance imaging (fMRI) data is indispensable for generating valid and general inferences from patterns distributed across human brains. The disparities in anatomical structures and functional…

Machine Learning · Computer Science 2019-11-20 Weida Li , Mingxia Liu , Fang Chen , Daoqiang Zhang

Human-induced pluripotent stem cell-derived cardiomyocytes (hiPSC-CMs) are a powerful tool in advancing cardiovascular research and clinical applications. The maturation of sarcomere organization in hiPSC-CMs is crucial, as it supports the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Huyen Le , Khiet Dang , Nhung Nguyen , Mai Tran , Hieu Pham

Considering the spectral properties of images, we propose a new self-attention mechanism with highly reduced computational complexity, up to a linear rate. To better preserve edges while promoting similarity within objects, we propose…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Fengyu Zhang , Ashkan Panahi , Guangjun Gao

Functional magnetic resonance imaging (fMRI) is a neuroimaging technique that records neural activations in the brain by capturing the blood oxygen level in different regions based on the task performed by a subject. Given fMRI data, the…

Computer Vision and Pattern Recognition · Computer Science 2021-09-21 Ashish Jaiswal , Ashwin Ramesh Babu , Mohammad Zaki Zadeh , Fillia Makedon , Glenn Wylie