Towards a Scalable k NN CF Algorithm: Exploring Effective Applications of Clustering. - Al Mamunur Rashid; Shyong K. Lam; Adam LaPitz; George Karypis; John Riedl (WEBKDD, 2006)

The quest for quality tags. - Shilad Sen; F. Maxwell Harper; Adam LaPitz; John Riedl (GROUP, 2007)