activity
20242026
collaborators

6 papers

cs.LG2026

HeaPA: Difficulty-Aware Heap Sampling and On-Policy Query Augmentation for LLM Reinforcement Learning

Weiqi Wang, Xin Liu, Binxuan Huang +13

RLVR has become a standard recipe for training LLMs on reasoning tasks with verifiable outcomes, but when rollout generation dominates the cost, efficiency hinges on which prompts…

cs.CL2026

END: Early Noise Dropping for Efficient and Effective Context Denoising

Hongye Jin, Pei Chen, Jingfeng Yang +11

Large Language Models (LLMs) have demonstrated remarkable performance across a wide range of natural language processing tasks. However, they are often distracted by irrelevant or…

cs.CL2025

UniConv: Unifying Retrieval and Response Generation for Large Language Models in Conversations

Fengran Mo, Yifan Gao, Chuan Meng +9

The rapid advancement of conversational search systems revolutionizes how information is accessed by enabling the multi-turn interaction between the user and the system. Existing c…

cs.CL2025

Scaling Laws for Predicting Downstream Performance in LLMs

Yangyi Chen, Binxuan Huang, Yifan Gao +3

Precise estimation of downstream performance in large language models (LLMs) prior to training is essential for guiding their development process. Scaling laws analysis utilizes th…

cs.LG2024

Shopping MMLU: A Massive Multi-Task Online Shopping Benchmark for Large Language Models

Yilun Jin, Zheng Li, Chenwei Zhang +19

Online shopping is a complex multi-task, few-shot learning problem with a wide and evolving range of entities, relations, and tasks. However, existing models and benchmarks are com…

cs.IR2024

Language Models As Semantic Indexers

Bowen Jin, Hansi Zeng, Guoyin Wang +10

Semantic identifier (ID) is an important concept in information retrieval that aims to preserve the semantics of objects such as documents and items inside their IDs. Previous stud…