This book presents a top-down investigation into the aspects that are influencing the development of smart cities and considers key elements including smart surveillance, public security, and strategic issues, along with science, engineering, and development. Emerging Technologies and the Application of WSN and Smart Surveillance, Public Security, and Safety Challenges examines key areas, problems, and practical hurdles, offering case studies illustrating unique ideas and possibilities, as well as other elements influencing the creation of realistic situations for smart surveillance. Emphasizing new technologies, designs, and algorithms, the book aids in hastening the development of smart city ideas and provides in-depth information about the technical, legal, and security issues that are raised when humans and artificially intelligent machines are enhanced by technology. Real-world applications, smart city technologies, massive data handling and machine learning prediction approaches, and safety challenges make this a book that any researcher or student would be pleased to own. This book is ideal for academicians, researchers, advanced-level students, and engineers who are interested in the advancements in brain-computer interfaces and applications of human-computer in the real world.