collaborators

10 papers

cs.LG2025

Open-world machine learning: A review and new outlooks

Fei Zhu, Shijie Ma, Zhen Cheng +4

Machine learning has achieved remarkable success in many applications. However, existing studies are largely based on the closed-world assumption, which assumes that the environmen…

cs.CV2025

LLaVA-c: Continual Improved Visual Instruction Tuning

Wenzhuo Liu, Fei Zhu, Haiyang Guo +2

Multimodal models like LLaVA-1.5 achieve state-of-the-art visual understanding through visual instruction tuning on multitask datasets, enabling strong instruction-following and mu…

cs.LG2025

ProtoGCD: Unified and Unbiased Prototype Learning for Generalized Category Discovery

Shijie Ma, Fei Zhu, Xu-Yao Zhang +1

Generalized category discovery (GCD) is a pragmatic but underexplored problem, which requires models to automatically cluster and discover novel categories by leveraging the labele…

cs.CV2025

Local-Prompt: Extensible Local Prompts for Few-Shot Out-of-Distribution Detection

Fanhu Zeng, Zhen Cheng, Fei Zhu +2

Out-of-Distribution (OOD) detection, aiming to distinguish outliers from known categories, has gained prominence in practical scenarios. Recently, the advent of vision-language mod…

cs.LG2024

DESIRE: Dynamic Knowledge Consolidation for Rehearsal-Free Continual Learning

Haiyang Guo, Fei Zhu, Fanhu Zeng +2

Continual learning aims to equip models with the ability to retain previously learned knowledge like a human. Recent work incorporating Parameter-Efficient Fine-Tuning has revitali…

cs.CV2024

Happy: A Debiased Learning Framework for Continual Generalized Category Discovery

Shijie Ma, Fei Zhu, Zhun Zhong +3

Constantly discovering novel concepts is crucial in evolving environments. This paper explores the underexplored task of Continual Generalized Category Discovery (C-GCD), which aim…