Part I: Smart Information Aggregation Services -- Intelligent News Aggregator for German with Sentiment Analysis -- Twitter Sentiment Tracking for Predicting Marketing Trends -- Health Assistance for Immigrants -- Information Aggregation in an Enterprise -- Part II: Personalization and Recommendation Services -- Semantic Movie Recommendations -- News Recommendation in Real-Time -- Personalized Information Access using Semantic Knowledge -- Personalized Fashion Advice -- Gamification of Workplace Activities -- Part III: Sensor-Based Knowledge Acquisition and Signal Processing Services -- Optimization of In-House Energy Demand -- Detecting Violent Content in Hollywood Movies and User-Generated Videos -- Discovery of Driving Behavior Patterns -- Intermodal Mobility Assistance for Megacities.