collaborators

8 papers

cs.CV2026

Why Does RL Generalize Better Than SFT? A Data-Centric Perspective on VLM Post-Training

Aojun Lu, Tao Feng, Hangjie Yuan +2

The adaptation of large-scale Vision-Language Models (VLMs) through post-training reveals a pronounced generalization gap: models fine-tuned with Reinforcement Learning (RL) consis…

cs.LG2026

Adapt before Continual Learning

Aojun Lu, Tao Feng, Hangjie Yuan +2

Continual Learning (CL) seeks to enable neural networks to incrementally acquire new knowledge (plasticity) while retaining existing knowledge (stability). Although pre-trained mod…

cs.LG2025

C-Flat++: Towards a More Efficient and Powerful Framework for Continual Learning

Wei Li, Hangjie Yuan, Zixiang Zhao +4

Balancing sensitivity to new tasks and stability for retaining past knowledge is crucial in continual learning (CL). Recently, sharpness-aware minimization has proven effective in…

cs.LG2025

Achieving Deep Continual Learning via Evolution

Aojun Lu, Junchao Ke, Chunhui Ding +3

Deep neural networks, despite their remarkable success, remain fundamentally limited in their ability to perform Continual Learning (CL). While most current methods aim to enhance…

cs.NE2025

Runtime Analysis of Evolutionary NAS for Multiclass Classification

Zeqiong Lv, Chao Qian, Yun Liu +2

Evolutionary neural architecture search (ENAS) is a key part of evolutionary machine learning, which commonly utilizes evolutionary algorithms (EAs) to automatically design high-pe…

cs.LG2025

Loss Functions for Predictor-based Neural Architecture Search

Han Ji, Yuqi Feng, Jiahao Fan +1

Evaluation is a critical but costly procedure in neural architecture search (NAS). Performance predictors have been widely adopted to reduce evaluation costs by directly estimating…