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Weiwei Sun
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Year
Is ChatGPT Good at Search? Investigating Large Language Models as Re-Ranking Agents
W Sun, L Yan, X Ma, P Ren, D Yin, Z Ren
EMNLP 2023, 2023
3772023
Learning to Tokenize for Generative Retrieval
W Sun, L Yan, Z Chen, S Wang, H Zhu, P Ren, Z Chen, D Yin, M de Rijke, ...
NeurIPS 2023, 2023
862023
Contrastive Learning Reduces Hallucination in Conversations
W Sun, Z Shi, S Gao, P Ren, M de Rijke, Z Ren
AAAI 2023, 2023
712023
Simulating User Satisfaction for the Evaluation of Task-oriented Dialogue Systems
W Sun, S Zhang, K Balog, Z Ren, P Ren, Z Chen, M de Rijke
SIGIR 2021, 2499-2506, 2021
672021
DukeNet: A Dual Knowledge Interaction Network for Knowledge-Grounded Conversation
C Meng, P Ren, Z Chen, W Sun, Z Ren, Z Tu, M de Rijke
SIGIR 2020, 1151-1160, 2020
612020
Towards Explainable Conversational Recommender Systems
S Guo, S Zhang, W Sun, P Ren, Z Chen, Z Ren
SIGIR 2023, 2023
232023
Knowing What LLMs DO NOT Know: A Simple Yet Effective Self-Detection Method
Y Zhao, L Yan, W Sun, G Xing, C Meng, S Wang, Z Cheng, Z Ren, D Yin
NAACL 2024, 2024
192024
Instruction Distillation Makes Large Language Models Efficient Zero-shot Rankers
W Sun, Z Chen, X Ma, L Yan, S Wang, P Ren, Z Chen, D Yin, Z Ren
GenRec Workshop at CIKM 2023, 2023
162023
How Large Language Models Encode Context Knowledge? A Layer-Wise Probing Study
T Ju, W Sun, W Du, X Yuan, Z Ren, G Liu
LREC-Coling 2024, 2024
142024
Metaphorical User Simulators for Evaluating Task-oriented Dialogue Systems
W Sun, S Guo, S Zhang, P Ren, Z Chen, M de Rijke, Z Ren
ACM TOIS, 2023
142023
Conversations Powered by Cross-Lingual Knowledge
W Sun, C Meng, Q Meng, Z Ren, P Ren, Z Chen, M de Rijke
SIGIR 2021, 1442-1451, 2021
142021
Generate-then-Ground in Retrieval-Augmented Generation for Multi-hop Question Answering
Z Shi, S Zhang, W Sun, S Gao, P Ren, Z Chen, Z Ren
ACL 2024, 2024
132024
Content-Based Collaborative Generation for Recommender Systems
Y Wang, Z Ren, W Sun, J Yang, Z Liang, X Chen, R Xie, S Yan, X Zhang, ...
CIKM 2024, 2420-2430, 2024
12*2024
Improving the Robustness of Large Language Models via Consistency Alignment
Y Zhao, L Yan, W Sun, G Xing, S Wang, C Meng, Z Cheng, Z Ren, D Yin
LREC-Coling 2024, 2024
122024
Generative Knowledge Selection for Knowledge-Grounded Dialogues
W Sun, P Ren, Z Ren
Findings of EACL 2023, 2023
122023
RADE: Reference-Assisted Dialogue Evaluation for Open-Domain Dialogue
Z Shi, W Sun, S Zhang, Z Zhang, P Ren, Z Ren
ACL 2023, 2023
72023
Answering Ambiguous Questions via Iterative Prompting
W Sun, H Cai, H Chen, P Ren, C Zhumin, M de Rijke, Z Ren
ACL 2023, 2023
52023
TourRank: Utilizing Large Language Models for Documents Ranking with a Tournament-Inspired Strategy
Y Chen, Q Liu, Y Zhang, W Sun, D Shi, J Mao, D Yin
WWW 2025, 2024
32024
MEFT: Memory-Efficient Fine-Tuning through Sparse Adapter
J Hao, W Sun, X Xin, Q Meng, Z Chen, P Ren, Z Ren
ACL 2024, 2024
12024
Improving Retrieval-Augmented Generation through Multi-Agent Reinforcement Learning
Y Chen, L Yan, W Sun, X Ma, Y Zhang, S Wang, D Yin, Y Yang, J Mao
arXiv preprint arXiv:2501.15228, 2025
2025
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Articles 1–20