Intelligent Interactive Multimedia Systems in Practice: An Introduction -- On the Use of Multi-attribute Decision Making for Combining Audio-Lingual and Visual-Facial Modalities in Emotion Recognition -- Cooperative Learning Assisted by Automatic Classification within Social Networking Services -- Improving Peer-to-Peer Communication in e-Learning by Development of an Advanced Messaging System -- Fuzzy-based Digital Video Stabilization in Static Scenes -- Development of Architecture, Information Archive and Multimedia Formats for Digital e-Libraries -- Layered Ontological Image for Intelligent Interaction to extend User Capabilities on Multimedia Systems in a Folksonomy Driven Environment.