A gradient-based adaptive nonlocal means algorithm for image denoising. - Quan Zhang 002; Limin Luo 001; Zhiguo Gui; Yuanjin Li (ICDIP, 2013)

Median prior constrained TV algorithm for sparse view low-dose CT reconstruction. - Yi Liu 007; Hong Shangguan; Quan Zhang 002; Hongqing Zhu; Huazhong Shu; Zhiguo Gui (Comput. Biol. Medicine, 2015)

A Novel Fractional-Order Differentiation Model for Low-Dose CT Image Processing. - Yanling Wang; Yanling Shao; Zhiguo Gui; Quan Zhang 002; Linhong Yao; Yi Liu 007 (IEEE Access, 2016)

Low-dose CT statistical iterative reconstruction via modified MRF regularization. - Hong Shangguan; Quan Zhang 002; Yi Liu 007; Xueying Cui; Yunjiao Bai; Zhiguo Gui (Comput. Methods Programs Biomed., 2016)

Sparse-view statistical iterative head CT image reconstruction via joint regularization. - Hong Shangguan; Yi Liu 007; Xueying Cui; Yunjiao Bai; Quan Zhang 002; Zhiguo Gui (Int. J. Imaging Syst. Technol., 2016)

Image Denoising via Sparse Representation Over Grouped Dictionaries With Adaptive Atom Size. - Lina Jia; Shengtao Song; Linhong Yao; Hantao Li; Quan Zhang 002; Yunjiao Bai; Zhiguo Gui (IEEE Access, 2017)

Noise Removal of Low-Dose CT Images Using Modified Smooth Patch Ordering. - Yanling Wang; Yanling Shao; Quan Zhang 002; Yi Liu 007; Yan Chen; Wenbin Chen 004; Zhiguo Gui (IEEE Access, 2017)

A Novel Total Variation Model for Low-Dose CT Image Denoising. - Wenbin Chen 004; Yanling Shao; Yanling Wang; Quan Zhang 002; Yi Liu 007; Linhong Yao; Yan Chen; Guanru Yang; Zhiguo Gui (IEEE Access, 2018)

Denoising for Low-Dose CT Image by Discriminative Weighted Nuclear Norm Minimization. - Lina Jia; Quan Zhang 002; Yu Shang; Yanling Wang; Yi Liu 007; Na Wang 004; Zhiguo Gui; Guanru Yang (IEEE Access, 2018)

A Hybrid Model for Image Denoising Combining Modified Isotropic Diffusion Model and Modified Perona-Malik Model. - Na Wang 004; Yu Shang; Yang Chen 008; Min Yang; Quan Zhang 002; Yi Liu 007; Zhiguo Gui (IEEE Access, 2018)

Low-Dose CT Image Denoising Model Based on Sparse Representation by Stationarily Classified Sub-Dictionaries. - Wenbin Chen 004; Yanling Shao; Lina Jia; Yanling Wang; Quan Zhang 002; Yu Shang; Yi Liu 007; Yan Chen; Yanli Liu; Zhiguo Gui (IEEE Access, 2019)

A Two-Step Denoising Method for Low Dose Computed Tomography Image via Morphological Component Analysis and Non-Local Means. - Lina Jia; Quan Zhang 002; Yi Liu 007; Wenbin Chen 004; Na Wang 004; Zhiguo Gui; Guanru Yang (J. Medical Imaging Health Informatics, 2019)

Sinogram restoration for low-dose X-ray computed tomography using regularized Perona-Malik equation with intuitionistic fuzzy entropy. - Hong Shangguan; Xiong Zhang 006; Xueying Cui; Yi Liu 007; Quan Zhang 002; Zhiguo Gui (Signal Image Video Process., 2019)

LDCT image quality improvement algorithm based on optimal wavelet basis and MCA. - Jiaqi Kang; Zhiguo Gui; Yi Liu 007; Zhenyu Wang; Zhiyuan Li; Jing Lu; Quan Zhang 002 (Signal Image Video Process., 2022)

Edge Protection and Global Attention Mechanism Densely Connected Convolutional Network for LDCT Denoising. - Jiaqi Kang; Yi Liu 007; Huazhong Shu; Niu Guo; Quan Zhang 002; Zhiyuan Li; Zhiguo Gui (Circuits Syst. Signal Process., 2024)