This book on artificial intelligence discusses topics related to the principles of artificial intelligence applications and the theories that are relevant for them. Devices based on artificial intelligence aim to fulfill specific functions that may be of great importance. The ever growing need of advanced technology is the reason that has fueled the research in this area in recent times. With state-of-the-art inputs by acclaimed experts of this field, this book targets students and professionals. As this field is emerging at a fast pace, this text will help the readers to better understand the concepts of artificial intelligence.