This book provides insights of World Conference on Smart Trends in Systems, Security and Sustainability (WS4 2021) which is divided into different sections such as Smart IT Infrastructure for Sustainable Society; Smart Management prospective for Sustainable Society; Smart Secure Systems for Next Generation Technologies; Smart Trends for Computational Graphics and Image Modeling; and Smart Trends for Biomedical and Health Informatics. The proceedings is presented in two volumes. The book is helpful for active researchers and practitioners in the field.

This book provides insights of World Conference on Smart Trends in Systems, Security and Sustainability (WS4 2021) which is divided into different sections such as Smart IT Infrastructure for Sustainable Society; Smart Management prospective for Sustainable Society; Smart Secure Systems for Next Generation Technologies; Smart Trends for Computational Graphics and Image Modeling; and Smart Trends for Biomedical and Health Informatics. The proceedings is presented in two volumes. The book is helpful for active researchers and practitioners in the field.

Wall-distance Measurement for Indoor Mobile Robots.- Automating Cognitive Modelling Considering Non-Formalisable Semantics.- Using a Humanoid Robot to Assist Post-Stroke Patients with Standardised Neurorehabilitation Therapy.- Human Resource Information System in Healthcare Organizations.- Performance Prediction of Scalable Multi-Agent Systems using Parallel Theatre.- Dynamics of Epidemic Computer Subnetwork Models for Scan-based Worm Propagation: An Internet Protocol Addressing Configuration Perspective.- Security Analysis of Integrated Clinical Environment Using Attack Graph.- Smart University: Key factors for a cloud computing adoption model.- Agile governance supported by the frugal smart city.- Effect of Normal, Calcium Chloride Integral and Polyethene Sheet Membrane curing on the strength characteristics of Glass Fiber and Normal concrete.- Problems with health information systems in Ecuador, and the need to educate university students in health informatics in times of pandemic.-Utilizing Technological Pedagogical Content (TPC) for Designing Public Service Websites.- А Multidimensional Rendering of Error Types in Sensor Data.- Optimization of the Overlap Shortest-Path Routing for TSCH Networks.- Application of Emerging Technologies in Aviation MRO Sector to Optimize Cost, Utilization: The Indian Case.- User Evaluation of a Virtual Reality Application for safety training in Railway Level Crossing.- GreenMile - Gamification-Supported Mobile and Multimodal Route Planning for a Sustainable Choice of Transport.- A Detailed Study for Bankruptcy Prediction by Machine Learning Technique.- Cyberbullying in Online/E-Learning Platforms Based on Social Networks.- Machine Learning and Remote Sensing Technique for Urbanization Change Detection in Tangail District.- Enabling a Question-Answering System for COVID Using a Hybrid Approach based on Wikipedia and Q/A Pairs.- A Study of Purchase Behavior of Ornamental Gold Consumption.- Circularly Polarized Micro-strip Patch Antenna for 5G Applications.- An approach towards protecting Tribal lands through ICT Interventions.- Urban Sprawl Assessment Using Remote Sensing and GIS Techniques: A Case Study of Ernakulam District.- Exploring the means and benefits of including Blockchain smart contracts to a smart manufacturing environment: Water bottling plant case study.- Extreme gradient boosting for predicting stock price direction in context of Indian equity markets.- Performance of Grid-Connected Photovoltaic and its Impact: A Review.- A Novel Approach of Deduplication on Indian Demographic Variation for Large Structured Data.- Dual-message Compression with Variable Null Symbol Incorporation on Constrained Optimization based Multipath and Multihop Routing in WSN.- Spatio-temporal variances of Covid-19 active cases and genomic sequence data in India.- Significance of Thermoelectric Cooler approach of Atmospheric Water Generator for solving fresh water scarcity.- Fabrication of Energy Potent Data Center using Energy Efficiency Metrics.- Performance Anomaly and Change Point Detection for Large-Scale System Management.- Artificial Intelligence Driven Monitoring, Prediction and Recommendation System (AIM-PRISM).- Financial Forecasting of Stock Market using