Search Results for author: Qijin Chen

Found 7 papers, 4 papers with code

Gaussian Graph with Prototypical Contrastive Learning in E-Commerce Bundle Recommendation

no code implementations25 Jul 2023 Zhao-Yang Liu, Liucheng Sun, Chenwei Weng, Qijin Chen, Chengfu Huo

In this paper, we propose a novel Gaussian Graph with Prototypical Contrastive Learning (GPCL) framework to overcome these challenges.

Contrastive Learning Graph Learning

Joint Pre-training and Local Re-training: Transferable Representation Learning on Multi-source Knowledge Graphs

1 code implementation5 Jun 2023 Zequn Sun, Jiacheng Huang, Jinghao Lin, Xiaozhou Xu, Qijin Chen, Wei Hu

We pre-train a large teacher KG embedding model over linked multi-source KGs and distill knowledge to train a student model for a task-specific KG.

Entity Alignment Knowledge Distillation +3

Deep Active Alignment of Knowledge Graph Entities and Schemata

1 code implementation10 Apr 2023 Jiacheng Huang, Zequn Sun, Qijin Chen, Xiaozhou Xu, Weijun Ren, Wei Hu

With deep learning, it learns the embeddings of entities, relations and classes, and jointly aligns them in a semi-supervised manner.

Active Learning Knowledge Graphs

Trustworthy Knowledge Graph Completion Based on Multi-sourced Noisy Data

1 code implementation21 Jan 2022 Jiacheng Huang, Yao Zhao, Wei Hu, Zhen Ning, Qijin Chen, Xiaoxia Qiu, Chengfu Huo, Weijun Ren

In this paper, we propose a new trustworthy method that exploits facts for a KG based on multi-sourced noisy data and existing facts in the KG.

Transformer-based Language Model Fine-tuning Methods for COVID-19 Fake News Detection

no code implementations14 Jan 2021 Ben Chen, Bin Chen, Dehong Gao, Qijin Chen, Chengfu Huo, Xiaonan Meng, Weijun Ren, Yang Zhou

However, universal language models may perform weakly in these fake news detection for lack of large-scale annotated data and sufficient semantic understanding of domain-specific knowledge.

Fake News Detection Language Modelling

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