Recommender systems (RS) are ubiquitous in digital space. This paper develops a deep learning-based approach to address three practical challenges in RS: complex structures of high-dimensional data, noise in relational information, and the black-box nature of machine learning algorithms. Our...

Firms interact with their competitors and complementors within a multi-firm network environment. Knowledge of such market structure is critical for improving firm's marketing and operation strategy designs. We formulate a new problem to discover the local market structure - complementary and...

Responsive open learning environments (ROLEs) are characterized through their openness for new configurations, new contents and new users, and through their responsiveness to learners' activities in respect to learning goals. Openness specifically encompasses the ability to include new learning...