collaborators

9 papers

cs.LG2026

Constructing Industrial-Scale Optimization Modeling Benchmark

Zhong Li, Hongliang Lu, Tao Wei +5

Optimization modeling underpins decision-making in logistics, manufacturing, energy, and finance, yet translating natural-language requirements into correct optimization formulatio…

cs.CR2026

Do Fine-Tuned LLMs Understand Vulnerabilities? An Investigation into the Semantic Trap

Feiyang Huang, Yuqiang Sun, Fan Zhang +3

Large Language Models (LLMs) have shown promising performance in software vulnerability detection, particularly after domain-specific Supervised Fine-Tuning (SFT). However, it rema…

cs.AI2026

PEARL: Solver-in-the-Loop Interactive Optimization Modeling from Natural Language

Hongliang Lu, Zhong Li, Yuxuan Chen +3

Optimization modeling is the process of translating real-world decision problems, often described in natural language, into formal mathematical formulations and executable solver c…

cs.CL2026

EssayCBM: Rubric-Aligned Concept Bottleneck Models for Transparent Essay Grading

Kumar Satvik Chaudhary, Chengshuai Zhao, Fan Zhang +3

Automated essay scoring (AES) has advanced significantly with neural language models, yet most systems remain opaque, offering little visibility into how grades are produced. In ed…

cs.LG2026

MLLMEraser: Achieving Test-Time Unlearning in Multimodal Large Language Models through Activation Steering

Chenlu Ding, Jiancan Wu, Leheng Sheng +4

Multimodal large language models (MLLMs) have demonstrated remarkable capabilities across vision-language tasks, yet their large-scale deployment raises pressing concerns about mem…

astro-ph.IM2026

MARVEL: A Multi Agent-based Research Validator and Enabler using Large Language Models

Nikhil Mukund, Yifang Luo, Fan Zhang +2

We present MARVEL (https://ligogpt.mit.edu/marvel), a locally deployable, open-source framework for domain-aware question answering and assisted scientific research. It is designed…