1Computed Tomography Reconstruction Algorithm Based on Relative Total Variation MinimizationZHANG Jiahao, QIAO ZhiweiCT Theory153-1692Natural Gas Hydrate CT Image Threshold Segmentation Based on Time EvolutionCHEN Liang, YE Wangquan, LI Chengfeng, SUN Jianye, ZHENG RongerCT Theory171-1783Adaptive Weight Multi-channel Matching Pursuit Algorithm-Based Strong Shielding Removal MethodWANG Xi'an, ZHANG Junhua, XIA Lianjun, LUO Zhen, HU Yifu, BAO WeiGeotomography179-1884Application of AVO Information-constrained Matching Pursuit Technique in Rich Coal Reservoir CharacterizationLIU Qingwen, QIN Dewen, HU WeiGeotomography189-1975Automatic Identification of Relationship between Tooth Root and Mandibular Canal Based on One Step Deep Neural NetworkZHOU Yanqi, DAI Xiubin, WANG Dongmiao, ZHU Shujin, MAO TianyiIndustrical CT198-2086Research on the Application Value of 18F-FDG PET/CT Combined with Neuronal Antibody Detection in the Diagnosis and Treatment of PNS PatientsYUAN Leilei, CHEN Qian, QIAO Zhen, LI Xiaotong, FAN Di, ZHANG Wei, AI LinMedical Imaging and Image Processing209-2157Risk Factors of Plaque Progression in Patients with Angina Pectoris and Their Relationships with Coronary CT AngiographyZHU Najun, FANG Xinxin, YIN Yijun, ZHOU ShuitianMedical Imaging and Image Processing217-2228Clinical Characteristics and Imaging features of Primary Orbital LymphomaZHU Jianbo, LI Bin, ZHANG Hongmei, WANG NingliMedical Imaging and Image Processing223-2309A Study of the Correlations between CT and MRI Findings and Elevated Serum IgG4 Levels in Newly-diagnosed Patients with IgG4-related Sclerosing CholangitisDONG Lining, YAN Wei, ZHANG Jie, YANG Dawei, LIU Peng, XU Hui, YANG Zhenghan, WANG Zhenchang, JIN ErhuMedical CT231-23910Evaluation of the Invasion of Pulmonary Subsolid Nodules by the Artificial Intelligence Volumetric Density MethodWANG Jingchen, CHAI JunMedical CT241-24811Imaging Diagnosis of Nuchal-type FibromaLIANG Dezhi, JIN CangzhengMedical CT249-25512Quantitative CT Analysis of Body Composition in Maintenance Hemodialysis PatientsLV Lei, ZHAI Jian, LI Yuncheng, ZHAO Yazi, LIU YanMedical CT256-26213The Diagnosis of Cronkhite-Canada Syndrome with CT Enterography:A Clinical Case AnalysisZHAO Xuesong, MIAO Fei, SUN Jing, DONG Yihan, ZHANG Huan, YAN Fuhua, DING BeiClinical Case263-27014Imaging Diagnosis of a Rare Case of Cervical Necrotizing Fasciitis(CNF)in the Nasopharynx:A Clinical Case AnalysisDENG Kan, XU Hui, CHEN Lingling, GONG Lingyan, LI ShupingClinical Case271-27715Progress in the Clinical Application of Fractional Flow Reserve Based on Coronary CT AngiographyLI Shihang, ZHANG XiaoqinReview279-28416Research Progress of Scattering Artifact Correction in Medical Cone-beam Computed Tomography Imaging Based on Deep LearningZHANG Wenjun, HUANG Gang, DING Haining, XU HongchunReview285-296 