Search Results for author: Chongyang Shi

Found 12 papers, 1 papers with code

MSynFD: Multi-hop Syntax aware Fake News Detection

no code implementations18 Feb 2024 Liang Xiao, Qi Zhang, Chongyang Shi, Shoujin Wang, Usman Naseem, Liang Hu

These existing methods fail to handle the complex, subtle twists in news articles, such as syntax-semantics mismatches and prior biases, leading to lower performance and potential failure when modalities or social context are missing.

Fake News Detection

Multimodal Federated Learning with Missing Modality via Prototype Mask and Contrast

no code implementations21 Dec 2023 Guangyin Bao, Qi Zhang, Duoqian Miao, Zixuan Gong, Liang Hu, Ke Liu, Yang Liu, Chongyang Shi

In real-world scenarios, multimodal federated learning often faces the practical challenge of intricate modality missing, which poses constraints on building federated frameworks and significantly degrades model inference accuracy.

Federated Learning

Covert Planning against Imperfect Observers

no code implementations25 Oct 2023 Haoxiang Ma, Chongyang Shi, Shuo Han, Michael R. Dorothy, Jie Fu

This paper studies how covert planning can leverage the coupling of stochastic dynamics and the observer's imperfect observation to achieve optimal task performance without being detected.

Syntax Tree Constrained Graph Network for Visual Question Answering

no code implementations17 Sep 2023 Xiangrui Su, Qi Zhang, Chongyang Shi, Jiachang Liu, Liang Hu

Existing VQA methods integrate vision modeling and language understanding to explore the deep semantics of the question.

Question Answering Visual Question Answering

Causal Intervention for Abstractive Related Work Generation

no code implementations23 May 2023 Jiachang Liu, Qi Zhang, Chongyang Shi, Usman Naseem, Shoujin Wang, Ivor Tsang

Abstractive related work generation has attracted increasing attention in generating coherent related work that better helps readers grasp the background in the current research.

Sentence

Rumor Detection with Hierarchical Representation on Bipartite Adhoc Event Trees

no code implementations27 Apr 2023 Qi Zhang, Yayi Yang, Chongyang Shi, An Lao, Liang Hu, Shoujin Wang, Usman Naseem

Accordingly, we propose a novel rumor detection model with hierarchical representation on the bipartite adhoc event trees called BAET.

Synthesis of Opacity-Enforcing Winning Strategies Against Colluded Opponent

no code implementations3 Apr 2023 Chongyang Shi, Abhishek N. Kulkarni, Hazhar Rahmani, Jie Fu

Furthermore, if such a strategy does not exist, winning for P1 must entail the price of revealing his secret to the observer.

Motion Planning

Quantitative Planning with Action Deception in Concurrent Stochastic Games

no code implementations3 Jan 2023 Chongyang Shi, Shuo Han, Jie Fu

In this setup, we investigate P1's strategic planning of action deception that decides when to deviate from the Nash equilibrium in P2's game model and employ a hidden action, so that P1 can maximize the value of action deception, which is the additional payoff compared to P1's payoff in the game where P2 has complete information.

Motion Planning

Supervised Deep Hashing for High-dimensional and Heterogeneous Case-based Reasoning

no code implementations29 Jun 2022 Qi Zhang, Liang Hu, Chongyang Shi, Ke Liu, Longbing Cao

Case-based Reasoning (CBR) on high-dimensional and heterogeneous data is a trending yet challenging and computationally expensive task in the real world.

Deep Hashing Incremental Learning +2

Balanced Joint Adversarial Training for Robust Intent Detection and Slot Filling

no code implementations COLING 2020 Xu Cao, Deyi Xiong, Chongyang Shi, Chao Wang, Yao Meng, Changjian Hu

Joint intent detection and slot filling has recently achieved tremendous success in advancing the performance of utterance understanding.

Intent Detection slot-filling +1

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