This book focuses on the theory, development, novel techniques, and smart solutions in data analytics for intelligent systems that capture behaviours in complex environments. The book will provide beginners with a single platform to explore a variety of recent data analytics techniques for different types of data - images, videos, numerical etc. for better decision-making and problem solving for a range of applications such as computer vision, biomedical engineering, image processing, speech signal processing, intelligent systems, fault analysis and detection. In today's world, incorporation of artificial intelligence with machine learning, ensemble learning, deep learning, transfer learning and reinforcement learning has a variety of applications. This book focuses on the various advanced techniques in data analytics that can be used in different domains to solve real-time problems. Part of the IOP series in Next Generation Computing.