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Generalized few-shot semantic segmentation (GFSS) is fundamentally limited by the coverage of novel-class appearances under scarce annotations. While diffusion models can synthesize novel-class images at scale, practical gains are often…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Guohuan Xie , Xin He , Dingying Fan , Le Zhang , Ming-Ming Cheng , Yun Liu

The proliferation of Few-Shot Class Incremental Learning (FSCIL) methodologies has highlighted the critical challenge of maintaining robust anti-amnesia capabilities in FSCIL learners. In this paper, we present a novel conceptualization of…

Machine Learning · Computer Science 2024-12-06 Jingren Liu , Zhong Ji , Yanwei Pang , YunLong Yu

Zero-shot Learning (ZSL) aims to enable classifiers to identify unseen classes. This is typically achieved by generating visual features for unseen classes based on learned visual-semantic correlations from seen classes. However, most…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Zihan Ye , Shreyank N. Gowda , Xiaowei Huang , Haotian Xu , Yaochu Jin , Kaizhu Huang , Xiaobo Jin

The challenge in fine-grained visual categorization lies in how to explore the subtle differences between different subclasses and achieve accurate discrimination. Previous research has relied on large-scale annotated data and pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2024-05-16 Tianxu Wu , Shuo Ye , Shuhuang Chen , Qinmu Peng , Xinge You

In federated healthcare systems, Federated Class-Incremental Learning (FCIL) has emerged as a key paradigm, enabling continuous adaptive model learning among distributed clients while safeguarding data privacy. However, in practical…

Machine Learning · Computer Science 2026-03-31 Tiantian Wang , Xiang Xiang , Simon S. Du

Preparing training data for deep vision models is a labor-intensive task. To address this, generative models have emerged as an effective solution for generating synthetic data. While current generative models produce image-level category…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Quang Nguyen , Truong Vu , Anh Tran , Khoi Nguyen

The Class Incremental Semantic Segmentation (CISS) extends the traditional segmentation task by incrementally learning newly added classes. Previous work has introduced generative replay, which involves replaying old class samples generated…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Jingfan Chen , Yuxi Wang , Pengfei Wang , Xiao Chen , Zhaoxiang Zhang , Zhen Lei , Qing Li

The malicious use and widespread dissemination of deepfake pose a significant crisis of trust. Current deepfake detection models can generally recognize forgery images by training on a large dataset. However, the accuracy of detection…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Kun Pan , Yin Yifang , Yao Wei , Feng Lin , Zhongjie Ba , Zhenguang Liu , ZhiBo Wang , Lorenzo Cavallaro , Kui Ren

Few-shot class-incremental learning (FSCIL) faces challenges of memorizing old class distributions and estimating new class distributions given few training samples. In this study, we propose a learnable distribution calibration (LDC)…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Binghao Liu , Boyu Yang , Lingxi Xie , Ren Wang , Qi Tian , Qixiang Ye

This paper presents the first exploration of text-to-image diffusion models for zero-shot sketch-based 3D shape retrieval (ZS-SBSR). Existing sketch-based 3D shape retrieval methods struggle in zero-shot settings due to the absence of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Hang Cheng , Fanhe Dong , Long Zeng

Recent text-to-image diffusion models can generate striking visuals from text prompts, but they often fail to maintain subject consistency across generations and contexts. One major limitation of current fine-tuning approaches is the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Gordon Chen , Ziqi Huang , Cheston Tan , Ziwei Liu

The objective of Few-shot learning is to fully leverage the limited data resources for exploring the latent correlations within the data by applying algorithms and training a model with outstanding performance that can adequately meet the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Wenqing Zhao , Guojia Xie , Han Pan , Biao Yang , Weichuan Zhang

Node classification with Graph Neural Networks (GNN) under a fixed set of labels is well known in contrast to Graph Few-Shot Class Incremental Learning (GFSCIL), which involves learning a GNN classifier as graph nodes and classes growing…

Machine Learning · Computer Science 2024-11-12 Yayong Li , Peyman Moghadam , Can Peng , Nan Ye , Piotr Koniusz

In the field of machine learning, hyperbolic space demonstrates superior representation capabilities for hierarchical data compared to conventional Euclidean space. This work focuses on the Coarse-To-Fine Few-Shot Class-Incremental Learning…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Jiaxin Dai , Xiang Xiang

Diffusion-based image super-resolution (SR) has recently attracted significant attention by leveraging the expressive power of large pre-trained text-to-image diffusion models (DMs). A central practical challenge is resolving the trade-off…

Image and Video Processing · Electrical Eng. & Systems 2026-01-26 Maxence Noble , Gonzalo Iñaki Quintana , Benjamin Aubin , Clément Chadebec

Generative based strategy has shown great potential in the Generalized Zero-Shot Learning task. However, it suffers severe generalization problem due to lacking of feature diversity for unseen classes to train a good classifier. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Bonan Li , Xuecheng Nie , Congying Han

Few-shot classification of hyperspectral images (HSI) faces the challenge of scarce labeled samples. Self-Supervised learning (SSL) and Few-Shot Learning (FSL) offer promising avenues to address this issue. However, existing methods often…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Wenchen Chen , Yanmei Zhang , Zhongwei Xiao , Jianping Chu , Xingbo Wang

Latent diffusion models (LDMs) dominate high-quality image generation, yet integrating representation learning with generative modeling remains a challenge. We introduce a novel generative image modeling framework that seamlessly bridges…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Theodoros Kouzelis , Efstathios Karypidis , Ioannis Kakogeorgiou , Spyros Gidaris , Nikos Komodakis

Diffusion models has emerged as a powerful framework for tasks like image controllable generation and dense prediction. However, existing models often struggle to capture underlying semantics (e.g., edges, textures, shapes) and effectively…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Zhong Ji , Weilong Cao , Yan Zhang , Yanwei Pang , Jungong Han , Xuelong Li

Diffusion Models (DMs) have achieved great success in image generation and other fields. By fine sampling through the trajectory defined by the SDE/ODE solver based on a well-trained score model, DMs can generate remarkable high-quality…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Bowen Zheng , Tianming Yang