collaborators

6 papers

cs.CL2025

Controlling Thinking Speed in Reasoning Models

Zhengkai Lin, Zhihang Fu, Ze Chen +6

Human cognition is theorized to operate in two modes: fast, intuitive System 1 thinking and slow, deliberate System 2 thinking. While current Large Reasoning Models (LRMs) excel at…

cs.CV2025

GeoCAD: Local Geometry-Controllable CAD Generation with Large Language Models

Zhanwei Zhang, Kaiyuan Liu, Junjie Liu +5

Local geometry-controllable computer-aided design (CAD) generation aims to modify local parts of CAD models automatically, enhancing design efficiency. It also ensures that the sha…

cs.CL2025

Enhancing Chain-of-Thought Reasoning with Critical Representation Fine-tuning

Chenxi Huang, Shaotian Yan, Liang Xie +6

Representation Fine-tuning (ReFT), a recently proposed Parameter-Efficient Fine-Tuning (PEFT) method, has attracted widespread attention for significantly improving parameter effic…

cs.CV2025

FlexCAD: Unified and Versatile Controllable CAD Generation with Fine-tuned Large Language Models

Zhanwei Zhang, Shizhao Sun, Wenxiao Wang +2

Recently, there is a growing interest in creating computer-aided design (CAD) models based on user intent, known as controllable CAD generation. Existing work offers limited contro…

cs.CL2025

From Yes-Men to Truth-Tellers: Addressing Sycophancy in Large Language Models with Pinpoint Tuning

Wei Chen, Zhen Huang, Liang Xie +9

Large Language Models (LLMs) tend to prioritize adherence to user prompts over providing veracious responses, leading to the sycophancy issue. When challenged by users, LLMs tend t…

cs.CL2024

Delving into the Reversal Curse: How Far Can Large Language Models Generalize?

Zhengkai Lin, Zhihang Fu, Kai Liu +6

While large language models (LLMs) showcase unprecedented capabilities, they also exhibit certain inherent limitations when facing seemingly trivial tasks. A prime example is the r…