Search Results for author: Jingnan Zheng

Found 3 papers, 3 papers with code

Robust Collaborative Filtering to Popularity Distribution Shift

1 code implementation16 Oct 2023 An Zhang, Wenchang Ma, Jingnan Zheng, Xiang Wang, Tat-Seng Chua

The popularity shortcut tricks are good for in-distribution (ID) performance but poorly generalized to out-of-distribution (OOD) data, i. e., when popularity distribution of test data shifts w. r. t.

Collaborative Filtering

Invariant Collaborative Filtering to Popularity Distribution Shift

1 code implementation10 Feb 2023 An Zhang, Jingnan Zheng, Xiang Wang, Yancheng Yuan, Tat-Seng Chua

Collaborative Filtering (CF) models, despite their great success, suffer from severe performance drops due to popularity distribution shifts, where these changes are ubiquitous and inevitable in real-world scenarios.

Collaborative Filtering Representation Learning

OAG-BERT: Towards A Unified Backbone Language Model For Academic Knowledge Services

1 code implementation3 Mar 2021 Xiao Liu, Da Yin, Jingnan Zheng, Xingjian Zhang, Peng Zhang, Hongxia Yang, Yuxiao Dong, Jie Tang

Academic knowledge services have substantially facilitated the development of the science enterprise by providing a plenitude of efficient research tools.

Language Modelling Link Prediction

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