collaborators

6 papers

cs.LG2026

Learning Virtual Machine Scheduling in Cloud Computing through Language Agents

JieHao Wu, Ziwei Wang, Junjie Sheng +3

In cloud services, virtual machine (VM) scheduling is a typical Online Dynamic Multidimensional Bin Packing (ODMBP) problem, characterized by large-scale complexity and fluctuating…

cs.CL2025

Detecting Stealthy Backdoor Samples based on Intra-class Distance for Large Language Models

Jinwen Chen, Hainan Zhang, Fei Sun +4

Stealthy data poisoning during fine-tuning can backdoor large language models (LLMs), threatening downstream safety. Existing detectors either use classifier-style probability sign…

cs.CL2025

SheetBrain: A Neuro-Symbolic Agent for Accurate Reasoning over Complex and Large Spreadsheets

Ziwei Wang, Jiayuan Su, Mengyu Zhou +7

Understanding and reasoning over complex spreadsheets remain fundamental challenges for large language models (LLMs), which often struggle with accurately capturing the complex str…

cs.CL2025

FedDTRE: Federated Dialogue Generation Models Powered by Trustworthiness Evaluation

Shule Lu, Lingxiang Wang, Sijia Wen +2

With the rapid development of artificial intelligence, dialogue systems have become a prominent form of human-computer interaction. However, traditional centralized or fully local…

cs.IR2025

Beyond the Surface: A Solution-Aware Retrieval Model for Competition-level Code Generation

Shiwen Zhang, Lingxiang Wang, Hainan Zhang +3

In competitive programming task, problem statements are often embedded within elaborate narrative backgrounds, requiring deep understanding of the underlying solutions to successfu…

cs.CR2025

CodeBC: A More Secure Large Language Model for Smart Contract Code Generation in Blockchain

Lingxiang Wang, Hainan Zhang, Qinnan Zhang +4

Large language models (LLMs) excel at generating code from natural language instructions, yet they often lack an understanding of security vulnerabilities. This limitation makes it…