no code implementations • 9 Dec 2015 • Qi Mao, Li Wang, Ivor W. Tsang, Yijun Sun
As showcases, models that can learn a spanning tree or a weighted undirected $\ell_1$ graph are proposed, and a new learning algorithm is developed that learns a set of principal points and a graph structure from data, simultaneously.
no code implementations • Elsevier Ltd 2014 • Jim Jing-Yan Wang, Jianhua Z. Huang, Yijun Sun, Xin Gao
To solve these bottlenecks, we propose two novel graph-regularized NMF methods, AGNMFFS and AGNMFMK, by introducing feature selection and multiple-kernel learning to the graph regularized NMF, respectively.