Investigation of Consumer Perception towards Digital Means of Food Ordering Services -- A systematic review of blockchain technology to find current scalability issues and solutions -- Secured Blind Image Watermarking using Entropy Technique in DCT Domain -- Prediction of Heart Disease using Genetic Algorithm -- Secured information infrastructure for exchanging information for digital governance -- Spiral CAPTCHA with Adversarial Perturbation and its Security Analysis with Convolutional Neural Network -- Predicting classifiers efficacy in relation with data complexity metric using under-sampling techniques -- Energy Efficient Data Transmission in Wireless Body Area Network (WBAN) -- A Survey: Approaches to Facial Detection and Recognition with Machine Learning Techniques -- An Energy and Space Efficient Trust based Secure Routing for OppIoT -- A Survey on Anomaly Detection Techniques in IoT -- Novel IoT End Device Architecture for Enhanced CIA: A Lightweight Security Approach.

This book features high-quality research papers presented at Second Doctoral Symposium on Computational Intelligence (DoSCI-2021), organized by Institute of Engineering and Technology (IET), AKTU, Lucknow, India, on 6 March 2021. This book discusses the topics such as computational intelligence, artificial intelligence, deep learning, evolutionary algorithms, swarm intelligence, fuzzy sets and vague sets, rough set theoretic approaches, quantum-inspired computational intelligence, hybrid computational intelligence, machine learning, computer vision, soft computing, distributed computing, parallel and grid computing, cloud computing, high-performance computing, biomedical computing, decision support and decision making.