Improving Spectral CT Image Quality Based on Channel Correlation and Self-Supervised Learning

X Chen, C Zhang, T Bai, S Chang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Photon counting spectral computed tomography (PCCT) can produce reconstructed
attenuation maps in different energy channels, reflecting the energy properties of the …

Exploring the detectability of coronary calcification using ultra‐high‐resolution photon‐counting‐detector CT

S Chang, L Ren, S Tang, JF Marsh Jr, S Hsieh… - Medical …, 2023 - Wiley Online Library
Background Coronary calcification is a strong indicator of coronary artery disease, and
patients with a “zero” coronary calcification score have a much lower risk of future cardiac …

Physically Driven Self-supervised Learning and its Applications in Geophysical Inversion

Y Yang, Z Wang, N Liu, J Wang, S Pang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
Sparse coding (SC) has been proven effective in various geological tasks, such as seismic
time–frequency (TF) analysis and seismic reflection inversion. Nevertheless, it inevitably has …

Polarity-Constrained Dual-Cycle Generative Adversarial Networks for Irregularly Sampled Seismic Data Reconstruction

N Liu, K Liu, L Wu, H Wu, Y Zhang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
With the rise of deep learning (DL), there are kinds of DL-based models proposed for
addressing seismic data reconstruction, especially convolutional neural networks (CNNs) …

Ultra-High-Resolution Photon-Counting-Detector CT with a Dedicated Denoising Convolutional Neural Network for Enhanced Temporal Bone Imaging

S Chang, JC Benson, JI Lane, MR Bruesewitz… - American Journal of …, 2024 - ajnr.org
ABSTRACT BACKGROUND AND PURPOSE: Ultra-high-resolution (UHR) photon-counting-
detector (PCD) CT improves image resolution but increases noise, necessitating use of …

Improving stenosis assessment in energy integrating detector CT via learned monoenergetic imaging capability

S Chang, EK Koons, H Gong, JE Thorne… - … 2024: Physics of …, 2024 - spiedigitallibrary.org
Coronary CT angiography (cCTA) is a fast non-invasive imaging exam for coronary artery
disease (CAD) but struggles with dense calcifications and stents due to blooming artifacts …