Hongzhi Liu 0001 Yingpeng Du Zhonghai Wu Collaborative Probability Metric Learning. 198-206 2018 APWeb/WAIM (1) https://doi.org/10.1007/978-3-319-96890-2_17 conf/apweb/2018-1 db/conf/apweb/apweb2018-1.html#LiuDW18