Search Results for author: Xinjun Zhu

Found 6 papers, 5 papers with code

Knowledge-refined Denoising Network for Robust Recommendation

1 code implementation28 Apr 2023 Xinjun Zhu, Yuntao Du, YUREN MAO, Lu Chen, Yujia Hu, Yunjun Gao

Knowledge graph (KG), which contains rich side information, becomes an essential part to boost the recommendation performance and improve its explainability.

Denoising Knowledge-Aware Recommendation +1

Self-Guided Learning to Denoise for Robust Recommendation

2 code implementations14 Apr 2022 Yunjun Gao, Yuntao Du, Yujia Hu, Lu Chen, Xinjun Zhu, Ziquan Fang, Baihua Zheng

Besides, our method can automatically switch its learning phase at the memorization point from memorization to self-guided learning, and select clean and informative memorized data via a novel adaptive denoising scheduler to improve the robustness.

Denoising Memorization +2

HAKG: Hierarchy-Aware Knowledge Gated Network for Recommendation

1 code implementation11 Apr 2022 Yuntao Du, Xinjun Zhu, Lu Chen, Baihua Zheng, Yunjun Gao

Furthermore, we propose a dual item embeddings design to represent and propagate collaborative signals and knowledge associations separately, and leverage the gated aggregation to distill discriminative information for better capturing user behavior patterns.

Knowledge-Aware Recommendation

MetaKG: Meta-learning on Knowledge Graph for Cold-start Recommendation

1 code implementation8 Feb 2022 Yuntao Du, Xinjun Zhu, Lu Chen, Ziquan Fang, Yunjun Gao

Inspired by the success of meta-learning on scarce training samples, we propose a novel meta-learning based framework called MetaKG, which encompasses a collaborative-aware meta learner and a knowledge-aware meta learner, to capture meta users' preference and entities' knowledge for cold-start recommendations.

Meta-Learning

Deep Spatially and Temporally Aware Similarity Computation for Road Network Constrained Trajectories

1 code implementation17 Dec 2021 Ziquan Fang, Yuntao Du, Xinjun Zhu, Lu Chen, Yunjun Gao, Christian S. Jensen

Trajectory similarity computation has drawn massive attention, as it is core functionality in a wide range of applications such as ride-sharing, traffic analysis, and social recommendation.

Representation Learning

Hformer: Hybrid CNN-Transformer for Fringe Order Prediction in Phase Unwrapping of Fringe Projection

no code implementations13 Dec 2021 Xinjun Zhu, Zhiqiang Han, Mengkai Yuan, Qinghua Guo, Hongyi Wang

Our work opens an alternative way to deep learning based phase unwrapping methods, which are dominated by CNN in fringe projection 3D measurement.

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