activity
20242026
most citedHallucination Index: An Image Quality Metric for Generative Reconstruction Models

2 citations · 3 across the 16 of their papers we have counts for

collaborators

16 papers

cs.CV2026

HandSplatter: Automated Digital Goniometry from Neural Rendering

Emmett Chen, Neal Chen, Xiang Li +2

Hand and finger disorders are leading contributors to musculoskeletal disability, creating a clinical need for precise methods to quantify joint motion. Range of motion (ROM) serve…

cs.CV2025

Projection Embedded Diffusion Bridge for CT Reconstruction from Incomplete Data

Yuang Wang, Pengfei Jin, Siyeop Yoon +6

Reconstructing CT images from incomplete projection data remains challenging due to the ill-posed nature of the problem. Diffusion bridge models have recently shown promise in rest…

eess.IV2025

RegScore: Scoring Systems for Regression Tasks

Michal K. Grzeszczyk, Tomasz Szczepański, Pawel Renc +4

Scoring systems are widely adopted in medical applications for their inherent simplicity and transparency, particularly for classification tasks involving tabular data. In this wor…

cs.LG2025

System-Embedded Diffusion Bridge Models

Bartlomiej Sobieski, Matthew Tivnan, Yuang Wang +5

Solving inverse problems -- recovering signals from incomplete or noisy measurements -- is fundamental in science and engineering. Score-based generative models (SGMs) have recentl…

eess.IV2025

Surf2CT: Cascaded 3D Flow Matching Models for Torso 3D CT Synthesis from Skin Surface

Siyeop Yoon, Yujin Oh, Pengfei Jin +5

We present Surf2CT, a novel cascaded flow matching framework that synthesizes full 3D computed tomography (CT) volumes of the human torso from external surface scans and simple dem…

eess.IV2025

Cascaded 3D Diffusion Models for Whole-body 3D 18-F FDG PET/CT synthesis from Demographics

Siyeop Yoon, Sifan Song, Pengfei Jin +6

We propose a cascaded 3D diffusion model framework to synthesize high-fidelity 3D PET/CT volumes directly from demographic variables, addressing the growing need for realistic digi…

cs.CV2025

OWT: A Foundational Organ-Wise Tokenization Framework for Medical Imaging

Sifan Song, Siyeop Yoon, Pengfei Jin +10

Recent advances in representation learning often rely on holistic embeddings that entangle multiple semantic components, limiting interpretability and generalization. These issues…

eess.IV2025

Prediction of Frozen Region Growth in Kidney Cryoablation Intervention Using a 3D Flow-Matching Model

Siyeop Yoon, Yujin Oh, Matthew Tivnan +7

This study presents a 3D flow-matching model designed to predict the progression of the frozen region (iceball) during kidney cryoablation. Precise intraoperative guidance is criti…

cs.CV2025

Noise Controlled CT Super-Resolution with Conditional Diffusion Model

Yuang Wang, Siyeop Yoon, Rui Hu +6

Improving the spatial resolution of CT images is a meaningful yet challenging task, often accompanied by the issue of noise amplification. This article introduces an innovative fra…

eess.IV2025

Distribution-aware Fairness Learning in Medical Image Segmentation From A Control-Theoretic Perspective

Yujin Oh, Pengfei Jin, Sangjoon Park +6

Ensuring fairness in medical image segmentation is critical due to biases in imbalanced clinical data acquisition caused by demographic attributes (e.g., age, sex, race) and clinic…

eess.IV2024

Volumetric Conditional Score-based Residual Diffusion Model for PET/MR Denoising

Siyeop Yoon, Rui Hu, Yuang Wang +6

PET imaging is a powerful modality offering quantitative assessments of molecular and physiological processes. The necessity for PET denoising arises from the intrinsic high noise…

cs.CV2024

High-Fidelity 3D Lung CT Synthesis in ARDS Swine Models Using Score-Based 3D Residual Diffusion Models

Siyeop Yoon, Yujin Oh, Xiang Li +3

Acute respiratory distress syndrome (ARDS) is a severe condition characterized by lung inflammation and respiratory failure, with a high mortality rate of approximately 40%. Tradit…

physics.med-ph2024★ 2 cited

Hallucination Index: An Image Quality Metric for Generative Reconstruction Models

Matthew Tivnan, Siyeop Yoon, Zhennong Chen +3

Generative image reconstruction algorithms such as measurement conditioned diffusion models are increasingly popular in the field of medical imaging. These powerful models can tran…

eess.IV2024

Measurement Embedded Schrödinger Bridge for Inverse Problems

Yuang Wang, Pengfei Jin, Siyeop Yoon +4

Score-based diffusion models are frequently employed as structural priors in inverse problems. However, their iterative denoising process, initiated from Gaussian noise, often resu…

eess.IV2024

Conditional Score-Based Diffusion Model for Cortical Thickness Trajectory Prediction

Qing Xiao, Siyeop Yoon, Hui Ren +6

Alzheimer's Disease (AD) is a neurodegenerative condition characterized by diverse progression rates among individuals, with changes in cortical thickness (CTh) closely linked to i…

eess.IV2024★ 1 cited

Implicit Image-to-Image Schrodinger Bridge for Image Restoration

Yuang Wang, Siyeop Yoon, Pengfei Jin +8

Diffusion-based models have demonstrated remarkable effectiveness in image restoration tasks; however, their iterative denoising process, which starts from Gaussian noise, often le…