Communications and Networking -- Deep reinforcement learning based vehicle selection for asynchronous federated learning enabled vehicular edge computing -- A Virtual Community Healthcare Framework in Metaverse Enabled by Digital Twins -- An improved LED aruco-marker detection method for event camera -- Improvement Of CenterNet Based On Feature Pyramid Networks -- Information Security Protection Techniques for Substation Operation and Maintenance Edge Gateway -- A Robust MOR-Based Secure Fusion Strategy against Byzantine Attack in Cooperative Spectrum Sensing -- Security Analysis of Blockchain Layer-one Sharding based Extended-UTxO Model -- Information Systems and Artificial Intelligence -- Fundamental Frequency Removal PCA Method and SVM Approach Used for Structure Feature Distilling and Damage Diagnosis -- Stock trend prediction based on improved SVR -- Several Misconceptions and Misuses of Deep Neural Networks and Deep Learning.