Brain disease diagnosis

jh oh • TEAM LEADER •

Ji-Hye Oh​

[Github]

Suyeon Kwak​

[Github]

Jae Yong Chang​​

[Github]

About team BDD

● Mission: ​
To develop AI models for brain disorder diagnosis that detect disease-specific neurological patterns in resting-state fMRI data​

● Scope: ​
The entire diagnosis pipeline from data augmentation and graph structure learning to cross‑site validation and deployment

● Goal: ​
To support more precise and robust brain disorder diagnosis with deep learning models​​​​​

Available internship topics

● Graph-based functional connectivity learning for brain disorder diagnosis​

● Domain shift mitigation for improved generalization in multi-site fMRI analysis​

Our research topics

Synthetic FC Generation

● We utilize generative models to create topology-aware synthetic Functional Connectivity (FC) matrices for data augmentation and diagnostic enhancement to overcome the scarcity of high-quality neuroimaging data.

Related publications

[JBHI’24] Graph-based Conditional Generative Adversarial Networks for Major Depressive Disorder Diagnosis with Synthetic functional Brain Network Generation

Multi-Atlas Integration

● We tackle the single-scale limitations of functional connectivity analysis by fusing connectivity networks from multiple brain parcellations into a unified representation, enhancing diagnostic accuracy and robustness for neurological disorders.

Related publications

[JBHI'24] Spectral Graph Neural Network-based Multi-atlas Brain Network Fusion for Major Depressive Disorder Diagnosis

Graph Structure Learning

● We leverage graph structure learning to construct subject-specific brain networks that overcome the limitations of fixed correlation measures, enabling accurate and interpretable diagnoses of brain disorders and revealing disorder-related network disruptions for potential biomarker discovery.

Domain Generalization

● We aim to mitigate variability in multi-site fMRI data by reducing site-specific noise while preserving disorder-related patterns, enabling a single model to achieve reliable, high-accuracy brain disorder diagnoses across unseen sites.