collaborators

6 papers

cs.DB2026

MERIT: Efficient In-Place Deletion for Dynamic Graph-Based Approximate Nearest Neighbor Indexes

Zekai Wu, Jiabao Jin, Peng Cheng +6

Graph-based indexes have become the dominant approach to approximate nearest neighbor search (ANNS) over high-dimensional data and play a crucial role in real-world applications su…

cs.DB2026

FGIM: a Fast Graph-based Indexes Merging Framework for Approximate Nearest Neighbor Search

Zekai Wu, Jiabao Jin, Peng Cheng +7

As the state-of-the-art methods for high-dimensional data retrieval, Approximate Nearest Neighbor Search (ANNS) approaches with graph-based indexes have attracted increasing attent…

cs.CL2026

Explore Briefly, Then Decide: Mitigating LLM Overthinking via Cumulative Entropy Regulation

Yi Bin, Tianyi Jiang, Yujuan Ding +5

Large Language Models (LLMs) have demonstrated remarkable reasoning abilities on complex problems using long Chain-of-Thought (CoT) reasoning. However, they often suffer from overt…

cs.RO2026

AtomBridge: Agentic VLA Inference Plugin for Long-Horizon Tasks in Scientific Experiments

Yiwen Pang, Bo Zhou, Changjin Li +7

Robotic laboratories play a critical role in autonomous scientific discovery by enabling scalable, continuous experimental execution. Recent vision-language-action (VLA) models off…

cs.DB2025

Approximate Nearest Neighbor Search of Large Scale Vectors on Distributed Storage

Kun Yu, Jiabao Jin, Xiaoyao Zhong +6

Approximate Nearest Neighbor Search (ANNS) in high-dimensional space is an essential operator in many online services, such as information retrieval and recommendation. Indices con…

cs.CL2025

More Than One Teacher: Adaptive Multi-Guidance Policy Optimization for Diverse Exploration

Xiaoyang Yuan, Yujuan Ding, Yi Bin +5

Reinforcement Learning with Verifiable Rewards (RLVR) is a promising paradigm for enhancing the reasoning ability in Large Language Models (LLMs). However, prevailing methods prima…