collaborators

6 papers

cs.CL2025

Qwen3Guard Technical Report

Haiquan Zhao, Chenhan Yuan, Fei Huang +40

As large language models (LLMs) become more capable and widely used, ensuring the safety of their outputs is increasingly critical. Existing guardrail models, though useful in stat…

cs.DB2025

Revisiting Graph Analytics Benchmark

Lingkai Meng, Yu Shao, Long Yuan +7

The rise of graph analytics platforms has led to the development of various benchmarks for evaluating and comparing platform performance. However, existing benchmarks often fall sh…

cs.SE2025

OSS-UAgent: An Agent-based Usability Evaluation Framework for Open Source Software

Lingkai Meng, Yu Shao, Long Yuan +6

Usability evaluation is critical to the impact and adoption of open source software (OSS), yet traditional methods relying on human evaluators suffer from high costs and limited sc…

cs.DB2025

A Graph-native Optimization Framework for Complex Graph Queries

Bingqing Lyu, Xiaoli Zhou, Longbin Lai +4

This technical report extends the SIGMOD 2025 paper "A Modular Graph-Native Query Optimization Framework" by providing a comprehensive exposition of GOpt's advanced technical mecha…

cs.AI2024

Exact Acceleration of Subgraph Graph Neural Networks by Eliminating Computation Redundancy

Qian Tao, Xiyuan Wang, Muhan Zhang +3

Graph neural networks (GNNs) have become a prevalent framework for graph tasks. Many recent studies have proposed the use of graph convolution methods over the numerous subgraphs o…

cs.DB2024

LSMGraph: A High-Performance Dynamic Graph Storage System with Multi-Level CSR

Song Yu, Shufeng Gong, Qian Tao +9

The growing volume of graph data may exhaust the main memory. It is crucial to design a disk-based graph storage system to ingest updates and analyze graphs efficiently. However, e…