Textbook in PDF format We are in an era where information is at the core of many industrial strategies. New information-centered services are created, traditional businesses are reoriented towards information services, and new niches appear. Understanding and communicating the structure and behavior of complex systems through a graphic representation is effective only if it constitutes a visual formalism that assigns a definite semantics to each symbol. In this book, an overview is presented of algorithms and techniques for document image analysis with an emphasis on those for graphics recognition and interpretation