2025
Tool learning with large language models: a survey.
Frontiers Comput. Sci., August, 2025

Think Before Recommend: Unleashing the Latent Reasoning Power for Sequential Recommendation.
CoRR, March, 2025

Perplexity Trap: PLM-Based Retrievers Overrate Low Perplexity Documents.
CoRR, March, 2025

CHOP: Mobile Operating Assistant with Constrained High-frequency Optimized Subtask Planning.
CoRR, March, 2025

Few-shot LLM Synthetic Data with Distribution Matching.
Proceedings of the Companion Proceedings of the ACM on Web Conference 2025, 2025

Unifying Bias and Unfairness in Information Retrieval: New Challenges in the LLM Era.
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, 2025

From Exploration to Mastery: Enabling LLMs to Master Tools via Self-Driven Interactions.
Proceedings of the Thirteenth International Conference on Learning Representations, 2025

AdaO2B: Adaptive Online to Batch Conversion for Out-of-Distribution Generalization.
Proceedings of the AAAI-25, Sponsored by the Association for the Advancement of Artificial Intelligence, February 25, 2025

2024
CitaLaw: Enhancing LLM with Citations in Legal Domain.
CoRR, 2024

Length-Induced Embedding Collapse in Transformer-based Models.
CoRR, 2024

Source Echo Chamber: Exploring the Escalation of Source Bias in User, Data, and Recommender System Feedback Loop.
CoRR, 2024

COLT: Towards Completeness-Oriented Tool Retrieval for Large Language Models.
CoRR, 2024

Unifying Bias and Unfairness in Information Retrieval: A Survey of Challenges and Opportunities with Large Language Models.
CoRR, 2024

UOEP: User-Oriented Exploration Policy for Enhancing Long-Term User Experiences in Recommender Systems.
CoRR, 2024

Reinforcing Long-Term Performance in Recommender Systems with User-Oriented Exploration Policy.
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2024

ReCODE: Modeling Repeat Consumption with Neural ODE.
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2024

Revisiting Reciprocal Recommender Systems: Metrics, Formulation, and Method.
Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2024

Towards Robust Recommendation via Decision Boundary-aware Graph Contrastive Learning.
Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2024

Neural Retrievers are Biased Towards LLM-Generated Content.
Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2024

Bias and Unfairness in Information Retrieval Systems: New Challenges in the LLM Era.
Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2024

Modeling User Attention in Music Recommendation.
Proceedings of the 40th IEEE International Conference on Data Engineering, 2024

SAQRec: Aligning Recommender Systems to User Satisfaction via Questionnaire Feedback.
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, 2024

Towards Completeness-Oriented Tool Retrieval for Large Language Models.
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, 2024

Cocktail: A Comprehensive Information Retrieval Benchmark with LLM-Generated Documents Integration.
Proceedings of the Findings of the Association for Computational Linguistics, 2024

2023
LLMs may Dominate Information Access: Neural Retrievers are Biased Towards LLM-Generated Texts.
CoRR, 2023

Uncovering ChatGPT's Capabilities in Recommender Systems.
Proceedings of the 17th ACM Conference on Recommender Systems, 2023

Dually Enhanced Delayed Feedback Modeling for Streaming Conversion Rate Prediction.
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, 2023

2022
A Semi-Synthetic Dataset Generation Framework for Causal Inference in Recommender Systems.
CoRR, 2022

Counteracting User Attention Bias in Music Streaming Recommendation via Reward Modification.
Proceedings of the KDD '22: The 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Washington, DC, USA, August 14, 2022