collaborators

6 papers

cs.SI2026

Revisiting Degree-Corrected Spectral Clustering: a Condition-Free Spectral Analysis and Extension

Wei Li, Xiaojian Li, Meng Qin +4

Spectral clustering is a representative graph clustering technique with strong interpretability and theoretical guarantees. Degree-corrected spectral clustering (DCSC) has emerged…

cs.CL2026

ChLogic: Evaluating Robustness of Logical Reasoning in Chinese Expressions

Peixian Zhou, Yuxu Chen, Chaorui Zhang +3

Large language models perform increasingly well on standardized logical reasoning benchmarks, but whether this ability remains robust beyond English is unclear. We introduce ChLogi…

cs.IR2026

DB3 Team's Solution For Meta KDD Cup' 25

Yikuan Xia, Jiazun Chen, Yirui Zhan +6

This paper presents the db3 team's winning solution for the Meta CRAG-MM Challenge 2025 at KDD Cup'25. Addressing the challenge's unique multi-modal, multi-turn question answering…

cs.DB2025

Distribution-Aware Exploration for Adaptive HNSW Search

Chao Zhang, Renée J. Miller

Hierarchical Navigable Small World (HNSW) is widely adopted for approximate nearest neighbor search (ANNS) for its ability to deliver high recall with low latency on large-scale, h…

cs.DC2025

PilotANN: Memory-Bounded GPU Acceleration for Vector Search

Yuntao Gui, Peiqi Yin, Xiao Yan +3

Approximate Nearest Neighbor Search (ANNS) has become fundamental to modern deep learning applications, having gained particular prominence through its integration into recent gene…

cs.IR2025

ER-RAG: Enhance RAG with ER-Based Unified Modeling of Heterogeneous Data Sources

Yikuan Xia, Jiazun Chen, Yirui Zhan +6

Large language models (LLMs) excel in question-answering (QA) tasks, and retrieval-augmented generation (RAG) enhances their precision by incorporating external evidence from diver…