no code implementations • 30 Aug 2022 • Ruizhou Liu, Qiang Ma, Zhiwei Cheng, Yuanyuan Lyu, Jianji Wang, S. Kevin Zhou
Fluoroscopy is an imaging technique that uses X-ray to obtain a real-time 2D video of the interior of a 3D object, helping surgeons to observe pathological structures and tissue functions especially during intervention.
no code implementations • 5 Mar 2022 • Yihua Sun, Qingsong Yao, Yuanyuan Lyu, Jianji Wang, Yi Xiao, Hongen Liao, S. Kevin Zhou
Digital chest tomosynthesis (DCT) is a technique to produce sectional 3D images of a human chest for pulmonary disease screening, with 2D X-ray projections taken within an extremely limited range of angles.
no code implementations • 18 Oct 2021 • Luyi Han, Yuanyuan Lyu, Cheng Peng, S. Kevin Zhou
Clinical evidence has shown that rib-suppressed chest X-rays (CXRs) can improve the reliability of pulmonary disease diagnosis.
no code implementations • 9 Mar 2021 • Ce Wang, Haimiao Zhang, Qian Li, Kun Shang, Yuanyuan Lyu, Bin Dong, S. Kevin Zhou
More importantly, we show that using such a sinogram extrapolation module significantly improves the generalization capability of the model on unseen datasets (e. g., COVID-19 and LIDC datasets) when compared to existing approaches.
no code implementations • 8 Mar 2021 • Yuanyuan Lyu, Jiajun Fu, Cheng Peng, S. Kevin Zhou
Recently, both supervised and unsupervised deep learning methods have been widely applied on the CT metal artifact reduction (MAR) task.
no code implementations • 2 Jan 2020 • Yuanyuan Lyu, Wei-An Lin, Haofu Liao, Jing-Jing Lu, S. Kevin Zhou
Metal artifact reduction (MAR) in computed tomography (CT) is a notoriously challenging task because the artifacts are structured and non-local in the image domain.
no code implementations • 2 Jan 2020 • Yuanyuan Lyu, Haofu Liao, Heqin Zhu, S. Kevin Zhou
In contrast, there exists a wealth of artifact-free, high quality CT images with vertebra annotations.