USTC AGI Research Group
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KMF: knowledge-aware multi-faceted representation learning for zero-shot node classification
Recently, Zero-Shot Node Classification (ZNC) has been an emerging and crucial task in graph data analysis. This task aims to predict …
Likang Wu
,
Junji Jiang
,
Hongke Zhao
,
Hao Wang
,
Defu Lian
,
Mingdi Zhang
,
Enhong Chen
Cite
DOI
Using Entropy for Group Sampling in Pairwise Ranking from implicit feedback
In recent years, pairwise methods, such as Bayesian Personalized Ranking (BPR), have gained significant attention in the field of …
Yujie Chen
,
Runlong Yu
,
Qi Liu
,
Enhong Chen
,
Zhenya Huang
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DOI
Untargeted Attack against Federated Recommendation Systems via Poisonous Item Embeddings and the Defense
Federated recommendation (FedRec) can train personalized recommenders without collecting user data, but the decentralized nature makes …
Yang Yu
,
Qi Liu
,
Likang Wu
,
Runlong Yu
,
Lei Yu (Sanshi Lei Yu)
,
Zaixi Zhang
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DOI
FormerTime: Hierarchical Multi-Scale Representations for Multivariate Time Series Classification
Deep learning-based algorithms, e.g., convolutional networks, have significantly facilitated multivariate time series classification …
Mingyue Cheng
,
Qi Liu
,
Zhiding Liu
,
Zhi Li
,
Yucong Luo
,
Enhong Chen
Cite
DOI
Fewer Battles, More Gain: An Information-Efficient Framework for Arena-based LLM Evaluation
Arena-based evaluation has become a key method for assessing large language models (LLMs) through head-to-head model comparisons, …
Zirui Liu
,
Xianquan Wang
,
Yan Zhuang
,
Jiatong Li
,
Qi Liu
,
Shuanghong Shen
,
Mingyue Cheng
,
Shijin Wang
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HoH: A Dynamic Benchmark for Evaluating the Impact of Outdated Information on Retrieval-Augmented Generation
While Retrieval-Augmented Generation (RAG) has emerged as an effective approach for addressing the knowledge outdating problem in Large …
Jie Ouyang
,
Tingyue Pan
,
Mingyue Cheng
,
Ruiran Yan
,
Yucong Luo
,
Jiaying Lin
,
Qi Liu
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DOI
Improving Time Series Forecasting via Instance-aware Post-hoc Revision
Time series forecasting plays a vital role in various real-world applications and has attracted significant attention in recent …
Zhiding Liu
,
Mingyue Cheng
,
Guanhao Zhao
,
Jiqian Yang
,
Qi Liu
,
Enhong Chen
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TimeDART: A Diffusion Autoregressive Transformer for Self-supervised Time Series Representation
Self-supervised learning has garnered increasing attention in time series analysis for benefiting various downstream tasks and reducing …
Daoyu Wang
,
Mingyue Cheng
,
Zhiding Liu
,
Qi Liu
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Visual Autoregressive Modeling for Instruction-Guided Image Editing
Recent advances in diffusion models have brought remarkable visual fidelity to instruction-guided image editing. However, their global …
Qingyang Mao
,
Qi Cai
,
Yehao Li
,
Yingwei Pan
,
Mingyue Cheng
,
Ting Yao
,
Qi Liu
,
Tao Mei
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