Lulu Yu

According to our database, Lulu Yu authored at least 9 papers between 2020 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2025

Can LLM Annotations Replace User Clicks for Learning to Rank?

Lulu Yu, Keping Bi, Jiafeng Guo, Shihao Liu, Shuaiqiang Wang, Dawei Yin, Xueqi Cheng

CoRR, November, 2025

Unbiased Learning to Rank with Query-Level Click Propensity Estimation: Beyond Pointwise Observation and Relevance.

Lulu Yu, Keping Bi, Jiafeng Guo, Shihao Liu, Dawei Yin, Xueqi Cheng

Proceedings of the Companion Proceedings of the ACM on Web Conference 2025, 2025

Towards Fully Exploiting LLM Internal States to Enhance Knowledge Boundary Perception.

Shiyu Ni, Keping Bi, Jiafeng Guo, Lulu Yu, Baolong Bi, Xueqi Cheng

Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), 2025

2024

Contextual Dual Learning Algorithm with Listwise Distillation for Unbiased Learning to Rank.

Lulu Yu, Keping Bi, Shiyu Ni, Jiafeng Guo

CoRR, 2024

Are Large Language Models More Honest in Their Probabilistic or Verbalized Confidence?

Shiyu Ni, Keping Bi, Lulu Yu, Jiafeng Guo

Proceedings of the Information Retrieval - 30th China Conference, 2024

2023

Ensemble Ranking Model with Multiple Pretraining Strategies for Web Search.

Xiaojie Sun, Lulu Yu, Yiting Wang, Keping Bi, Jiafeng Guo

CoRR, 2023

Feature-Enhanced Network with Hybrid Debiasing Strategies for Unbiased Learning to Rank.

Lulu Yu, Yiting Wang, Xiaojie Sun, Keping Bi, Jiafeng Guo

CoRR, 2023

CIR at the NTCIR-17 ULTRE-2 Task.

Lulu Yu, Keping Bi, Jiafeng Guo, Xueqi Cheng

Proceedings of the 17th NTCIR Conference on Evaluation of Information Access Technologies, 2023

2020

Image super-resolution reconstruction based on sparse representation and deep learning.

Jing Zhang, Minhao Shao, Lulu Yu, Yunsong Li

Signal Process. Image Commun., 2020