Wenjun Wang
3 papers in the PaperMetrix corpus
Papers by this author
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Contrastive Pre-training for Personalized Expert Finding
2023
Expert finding could help route questions to potential suitable users to answer in Community Question Answering (CQA) platforms. Hence it is essential to learn accurate representations of experts and questions according to the question text …
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Addressing Graph Anomaly Detection via Causal Edge Separation and Spectrum
2025 · arXiv (Cornell University)
In the real world, anomalous entities often add more legitimate connections while hiding direct links with other anomalous entities, leading to heterophilic structures in anomalous networks that most GNN-based techniques fail to address. Several works …
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External Large Foundation Model: How to Efficiently Serve Trillions of Parameters for Online Ads Recommendation
2025 · arXiv (Cornell University)
Ads recommendation is a prominent service of online advertising systems and has been actively studied. Recent studies indicate that scaling-up and advanced design of the recommendation model can bring significant performance improvement. However, with a …