Bar-code Recognition Based on Machine Vision -- Some Problems and Solutions for Non-absorbent Wall Climbing Robot -- SOC Estimation of Lithium Battery Based on BP Neural Network with Forgetting Factor -- Design of Train Circuit Parallel Monitoring System Based on CTCS -- Information Spaces and Efficient Information Accumulation in Calibration Problems -- The Novel Multi Source Method for the Randomness Extraction -- Post-Quantum Scheme with the Novel Random Number Generator with the Corresponding Certification Method -- Prediction of UWB Positioning Coordinates with or without Interference Based on SVM -- Analysis and Comparison of Routing and Switching Processes in Campus Area Networks Using Cisco Packet Tracer -- A Parallel Algorithm for the Detection of Eye Disease -- Systems Theory, Mechanics with Servoconstraints, Artificial Intelligence -- A New Approach to Search Engine Optimization Based on the Synthesis of a Virtual Promotion Map -- Software Reliability Models: A Brief Review and Some Concerns -- An Enhanced Session Based Login Authentication and Access Control Scheme Using Client File -- Electric Meters Monitoring System for Residential Buildings -- Implementation of Blockchain Technology for Secure Image Sharing Using Double Layer Steganography -- Nature-inspired DMU Selection and Evaluation in Data Envelopment Analysis -- Hybrid Convolution Neural Network with Transfer Learning Approach for Agro-crop Leaf Disease Identification.