collaborators

5 papers

cs.IR2021

When Product Search Meets Collaborative Filtering: A Hierarchical Heterogeneous Graph Neural Network Approach

Xiangkun Yin, Yangyang Guo, Liqiang Nie +1

Personalization lies at the core of boosting the product search system performance. Prior studies mainly resorted to the semantic matching between textual queries and user/product…

cs.CL2021

REPT: Bridging Language Models and Machine Reading Comprehension via Retrieval-Based Pre-training

Fangkai Jiao, Yangyang Guo, Yilin Niu +3

Pre-trained Language Models (PLMs) have achieved great success on Machine Reading Comprehension (MRC) over the past few years. Although the general language representation learned…

cs.CV2021

AdaVQA: Overcoming Language Priors with Adapted Margin Cosine Loss

Yangyang Guo, Liqiang Nie, Zhiyong Cheng +3

A number of studies point out that current Visual Question Answering (VQA) models are severely affected by the language prior problem, which refers to blindly making predictions ba…

cs.IR2021

Feature-level Attentive ICF for Recommendation

Zhiyong Cheng, Fan Liu, Shenghan Mei +3

Item-based collaborative filtering (ICF) enjoys the advantages of high recommendation accuracy and ease in online penalization and thus is favored by the industrial recommender sys…

cs.IR2020

Enhancing Factorization Machines with Generalized Metric Learning

Yangyang Guo, Zhiyong Cheng, Jiazheng Jing +3

Factorization Machines (FMs) are effective in incorporating side information to overcome the cold-start and data sparsity problems in recommender systems. Traditional FMs adopt the…