no code implementations • 10 Sep 2019 • Yitong Meng, Xinyan Dai, Xiao Yan, James Cheng, Weiwen Liu, Benben Liao, Jun Guo, Guangyong Chen
Collaborative filtering, a widely-used recommendation technique, predicts a user's preference by aggregating the ratings from similar users.
no code implementations • 10 Sep 2019 • Yitong Meng, Guangyong Chen, Benben Liao, Jun Guo, Weiwen Liu
We further adopt the idea of CF and propose Wasserstein CF (WCF) to improve the recommendation performance on cold-start items.
no code implementations • 27 Oct 2020 • Yitong Meng, Jie Liu, Xiao Yan, James Cheng
When a new user just signs up on a website, we usually have no information about him/her, i. e. no interaction with items, no user profile and no social links with other users.