collaborators

9 papers

cs.CL2026

Measuring and Mitigating Post-hoc Rationalization in Reverse Chain-of-Thought Generation

Guangyue Peng, Zongchao Chen, Wen Luo +9

Reverse Chain-of-Thought Generation (RCG) synthesizes reasoning traces from query-answer pairs, but answer-visible generation can justify a pre-committed answer rather than derive…

cs.AI2026

NEMO: Execution-Aware Optimization Modeling via Autonomous Coding Agents

Yang Song, Anoushka Vyas, Zirui Wei +3

We present NEMO, a system that translates Natural-language descriptions of decision problems into formal Executable Mathematical Optimization implementations using autonomous codin…

cs.CL2026

Quality-constrained Entropy Maximization Policy Optimization for LLM Diversity

Haihui Pan, Yuzhong Hong, Kaichen Zhang +4

In many large language model (LLM) alignment applications, users expect not only high-quality outputs but also substantial diversity. However, existing methods often face a fundame…

cs.CL2026

Elo-Evolve: A Co-evolutionary Framework for Language Model Alignment

Jing Zhao, Ting Zhen, Junwei Bao +2

Current alignment methods for Large Language Models (LLMs) rely on compressing vast amounts of human preference data into static, absolute reward functions, leading to data scarcit…

cs.AI2026

Nanbeige4.1-3B: A Small General Model that Reasons, Aligns, and Acts

Chen Yang, Guangyue Peng, Jiaying Zhu +12

We present Nanbeige4.1-3B, a unified generalist language model that simultaneously achieves strong agentic behavior, code generation, and general reasoning with only 3B parameters.…

cs.CL2025

Prompting is not Enough: Exploring Knowledge Integration and Controllable Generation

Tingjia Shen, Hao Wang, Chuan Qin +5

Open-domain question answering (OpenQA) represents a cornerstone in natural language processing (NLP), primarily focused on extracting answers from unstructured textual data. With…