Commemoration -- Zdzis?aw Pawlak: Life and Work -- Regular Papers -- Rough Belief Change -- Rough Sets and Vague Concept Approximation: From Sample Approximation to Adaptive Learning -- Matching 2D Image Segments with Genetic Algorithms and Approximation Spaces -- An Efficient Algorithm for Inference in Rough Set Flow Graphs -- Intelligent Algorithms for Movie Sound Tracks Restoration -- Rough Set-Based Application to Recognition of Emotionally-Charged Animated Character’s Gestures -- Introducing a Rule Importance Measure -- Variable Precision Bayesian Rough Set Model and Its Application to Kansei Engineering -- P300 Wave Detection Based on Rough Sets -- Multimodal Classification: Case Studies -- Arrow Decision Logic for Relational Information Systems -- On Generalized Rough Fuzzy Approximation Operators -- Rough Set Approximations in Formal Concept Analysis -- Motion-Information-Based Video Retrieval System Using Rough Pre-classification -- Dissertations and Monographs -- Approximate Boolean Reasoning: Foundations and Applications in Data Mining.