Hareton Leung

Top-down Feature Mining Framework for Software Product Line

2015

Software product line engineering is regarded as a promising approach to generate tailored software products by referencing shared software artefacts. However, converting software legacy into a product line is extremely difficult, given the complexity, risk …

An Efficient Second-Order Approach to Factorize Sparse Matrices in Recommender Systems

2015 · IEEE Transactions on Industrial Informatics

Recommender systems are an important kind of learning systems, which can be achieved by latent-factor (LF)-based collaborative filtering (CF) with high efficiency and scalability. LF-based CF models rely on an optimization process with respect to …