Perceptual semantics -- The mathematics of perception: statistical models and algorithms for image annotation and retrieval -- Feature-based multimedia semantics: representational forms for instructional multimedia design -- Incorporating and understanding the user perspective -- Multimodal expressions: e-motional and non-verbal behaviour -- Learning science concepts with haptic feedback -- Perceptual-based visualization of auditory information using visual texture -- Using real-time physiological monitoring for assessing cognitive states -- Perceptual multimedia: a cognitive style perspective -- Expert-novice differences and adaptive multimedia -- Issues of hand preference in computer presented information and virtual realities -- Incorporating user perception in adaptive video streaming systems -- A three-layer framework for QoS-aware service design -- Adaptation and personalization of web-based multimedia content.