An Effective Term-ranking Function for Query Expansion Based on Information Foraging Assessment.- Using Multi-armed Bandit to Solve Cold-start Problems in Recommender Systems at Telco.- An Improved Collaborative Filtering Model Based on Rough Set.- Learning to Rank for Personalized Fashion Recommender Systems via Implicit Feedback.- Convergence Problem in GMM related Robot Learning from Demonstration: Hybridization of Ensemble Kalman Filter and Non-linear Auto-regressive Neural Network for Financial Forecasting.- Forecast of Traffic Accidents Based on Components Extraction and a Neural Network with Levenberg-Marquardt.- Top-k Parametrized Boost.- Unsupervised Feature Learning for Human Activity Recognition Using Smartphone Sensors.- Influence of Weak Labels for Emotion Recognition of Tweets.- Focused Information Retrieval & English Language Instruction: A New Text Complexity Algorithm for Automatic Text Classification.