3 papers
eess.IV2026
SALIENT: Frequency-Aware Paired Diffusion for Controllable Long-Tail CT Detection
Yifan Li, Mehrdad Salimitari, Taiyu Zhang +2
Detection of rare lesions in whole-body CT is fundamentally limited by extreme class imbalance and low target-to-volume ratios, producing precision collapse despite high AUROC. Syn…
q-bio.NC2025
BrainPath: A Biologically-Informed AI Framework for Individualized Aging Brain Generation
Yifan Li, Javad Sohankar, Ji Luo +2
The global population is aging rapidly, and aging is a major risk factor for various diseases. It is an important task to predict how each individual's brain will age, as the brain…
cs.CV2025
MedReason-R1: Learning to Reason for CT Diagnosis with Reinforcement Learning and Local Zoom
Yifan Li, Fenghe Tang, Yingtai Li +1
General-purpose large Vision-Language Models (VLMs) demonstrate strong capabilities in generating detailed descriptions for natural images. However, their performance in the medica…