张力天

Associate Researcher

Research interests

LLM Security, LLM Multi-Agent Systems, Multi-Modal Machine Learning

LLM Security LLM Multi-Agent Systems Multi-Modal Machine Learning

Contact

litianzhang@bupt.edu.cn

Selected papers (last 5 years)

Finefake: A knowledge-enriched dataset for fine-grained multi-domain fake news detection

Z Zhou, X Zhang, L Zhang, J Liu, E Cambria, C Li

Information Fusion, 2026

Beyond Text: Fine-Grained Multi-Modal Fact Verification with Hypergraph Transformers

Hui Pang, Chaozhuo Li*, Litian Zhang, Senzhang Wang, Xi Zhang

Thirty-Ninth AAAI Conference on Artificial Intelligence, 2025

MRR-FV: Unlocking Complex Fact Verification with Multi-hop Retrieval and Reasoning

Liwen Zheng, Chaozhuo Li, Litian Zhang, Haoran Jia, Senzhang Wang, Zheng Liu, Xi Zhang*

AAAI Conference on Artificial Intelligence, 2025

Beyond entity alignment: Towards complete knowledge graph alignment via entity-relation synergy

X Fang, C Li, Y Zhao, Q Zang, L Zhang, J Peng, X Zhang, J Gong

Expert Systems with Applications, 2025

Harnessing Counterfactual Reasoning for Explainable Multi-Modal Fact Verification with Large Language Models

Chaozhuo Li; Hui Pang; Xi Zhang; Litian Zhang; Feiran Huang; Ming Lu

ICME, 2025

DSG-MCTS: A Dynamic Strategy-Guided Monte Carlo Tree Search for Diversified Reasoning in Large Language Models

Rui Ha, Chaozhuo Li, Rui Pu, Litian Zhang, Xi Zhang, Sen Su

EMNLP, 2025

Curriculum hierarchical knowledge distillation for bias-free survival prediction

Chaozhuo Li, Zhihao Tang, Mingji Zhang, Zhiquan Liu, Litian Zhang, Xi Zhang

IJCAI, 2025

Diffusion guided propagation augmentation for popularity prediction

Chaozhuo Li, Tianqi Yang, Litian Zhang, Xi Zhang

IJCAI, 2025

One SPACE to Rule Them All: Jointly Mitigating Factuality and Faithfulness Hallucinations in LLMs

Pengbo Wang, Chaozhuo Li, Chenxu Wang, Liwen Zheng, Litian Zhang, Xi Zhang

NeurIPS, 2025

Ghidorah: Towards Robust Multi-Scale Information Diffusion Prediction via Test-Time Training

Wenting Zhu, Chaozhuo Li, Litian Zhang, Senzhang Wang, Xi Zhang

AAAI, 2025

Knowledge-aware multimodal pre-training for fake news detection

Litian Zhang, Xiaoming Zhang, Ziyi Zhou, Xi Zhang, Philip S Yu, Chaozhuo Li

Information Fusion, 2025

Mitigating Social Hazards: Early Detection of Fake News via Diffusion-Guided Propagation Path Generation

Litian Zhang, Xiaoming Zhang, Chaozhuo Li*, Ziyi Zhou, Jiacheng Liu, Feiran Huang, Xi Zhang

Proceedings of the 32nd ACM International Conference on Multimedia, 2024

BaitAttack: Alleviating Intention Shift in Jailbreak Attacks via Adaptive Bait Crafting

Rui Pu, Chaozhuo Li, Rui Ha, Litian Zhang, Lirong Qiu, Xi Zhang

EMNLP 2024, 2024

Early detection of multimodal fake news via reinforced propagation path generation

Litian Zhang, Xiaoming Zhang, Ziyi Zhou, Xi Zhang, Senzhang Wang, Philip S Yu, Chaozhuo Li

IEEE Transactions on Knowledge and Data Engineering, 2024