1 code implementation • 4 Sep 2020 • Xiangyun Ding, Wenjian Yu, Yuyang Xie, Shenghua Liu
The proposed model-based CF approach is able to efficiently process the MovieLens data with 20M ratings and exhibits more than 10X speedup over the regularized matrix factorization based approach [2] and the fast singular value thresholding approach [3] with comparable or better accuracy.
no code implementations • 3 Jul 2019 • Yanyuet Man, Xiangyun Ding, Xingcheng Yao, Han Bao
The proposed EM approach is based on the collaborative filtering among the annotated and unannotated datasets.