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Information Extraction and Human-Robot Dialogue towards Real-life Tasks: A Baseline Study with the MobileCS Dataset


Sep 27, 2022
Hong Liu, Hao Peng, Zhijian Ou, Juanzi Li, Yi Huang, Junlan Feng


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Cross-Network Social User Embedding with Hybrid Differential Privacy Guarantees


Sep 04, 2022
Jiaqian Ren, Lei Jiang, Hao Peng, Lingjuan Lyu, Zhiwei Liu, Chaochao Chen, Jia Wu, Xu Bai, Philip S. Yu

* accepted by CIKM22 

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A Self-supervised Riemannian GNN with Time Varying Curvature for Temporal Graph Learning


Aug 30, 2022
Li Sun, Junda Ye, Hao Peng, Philip S. Yu

* Accepted by CIKM22 (Full Paper) 

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Position-aware Structure Learning for Graph Topology-imbalance by Relieving Under-reaching and Over-squashing


Aug 17, 2022
Qingyun Sun, Jianxin Li, Haonan Yuan, Xingcheng Fu, Hao Peng, Cheng Ji, Qian Li, Philip S. Yu

* Accepted by CIKM 2022 

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Automating DBSCAN via Deep Reinforcement Learning


Aug 09, 2022
Ruitong Zhang, Hao Peng, Yingtong Dou, Jia Wu, Qingyun Sun, Jingyi Zhang, Philip S. Yu

* Accepted by CIKM 2022. The code is available at https://github.com/RingBDStack/DRL-DBSCAN 

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A Challenge on Semi-Supervised and Reinforced Task-Oriented Dialog Systems


Jul 06, 2022
Zhijian Ou, Junlan Feng, Juanzi Li, Yakun Li, Hong Liu, Hao Peng, Yi Huang, Jiangjiang Zhao


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Benchmarking Node Outlier Detection on Graphs


Jun 21, 2022
Kay Liu, Yingtong Dou, Yue Zhao, Xueying Ding, Xiyang Hu, Ruitong Zhang, Kaize Ding, Canyu Chen, Hao Peng, Kai Shu, Lichao Sun, Jundong Li, George H. Chen, Zhihao Jia, Philip S. Yu

* Preprint. Under review. Benchmark available at https://github.com/pygod-team/pygod/tree/main/benchmark 

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Graph-level Neural Networks: Current Progress and Future Directions


May 31, 2022
Ge Zhang, Jia Wu, Jian Yang, Shan Xue, Wenbin Hu, Chuan Zhou, Hao Peng, Quan Z. Sheng, Charu Aggarwal


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Evidential Temporal-aware Graph-based Social Event Detection via Dempster-Shafer Theory


May 24, 2022
Jiaqian Ren, Lei Jiang, Hao Peng, Zhiwei Liu, Jia Wu, Philip S. Yu

* Accepted by ICWS2022 

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Twist Decoding: Diverse Generators Guide Each Other


May 19, 2022
Jungo Kasai, Keisuke Sakaguchi, Ronan Le Bras, Hao Peng, Ximing Lu, Dragomir Radev, Yejin Choi, Noah A. Smith

* Code is available at https://github.com/jungokasai/twist_decoding 

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