Book excerpt: This book constitutes peer-reviewed proceedings of the International Conference on Emerging Electronics and Automation (E2A) 2021. The book presents new ideas, research findings, and novel techniques in the fields of sensors and instrumentation, automation and control, artificial intelligence, MEMS sensors, soft computing, signal processing, and communication. It includes contributions received from both academia and industry. The proceedings will be helpful for beginners as well as advanced researchers in the area of automation and other allied fields.