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Few-shot anomaly detection (FSAD) aims to detect unseen anomaly regions with the guidance of very few normal support images from the same class. Existing FSAD methods usually find anomalies by directly designing complex text prompts to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Fenfang Tao , Guo-Sen Xie , Fang Zhao , Xiangbo Shu

As an important and challenging problem, few-shot image generation aims at generating realistic images through training a GAN model given few samples. A typical solution for few-shot generation is to transfer a well-trained GAN model from a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Xintian Wu , Huanyu Wang , Yiming Wu , Xi Li

Training generative models with limited data presents severe challenges of mode collapse. A common approach is to adapt a large pretrained generative model upon a target domain with very few samples (fewer than 10), known as few-shot…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Yeqi He , Liang Li , Jiehua Zhang , Yaoqi Sun , Xichun Sheng , Zhidong Zhao , Chenggang Yan

In the field of Few-Shot Image Generation (FSIG) using Deep Generative Models (DGMs), accurately estimating the distribution of target domain with minimal samples poses a significant challenge. This requires a method that can both capture…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Yu Cao , Shaogang Gong

In recent years, numerous domain adaptive strategies have been proposed to help deep learning models overcome the challenges posed by domain shift. However, even unsupervised domain adaptive strategies still require a large amount of target…

Image and Video Processing · Electrical Eng. & Systems 2024-07-11 Sumayya Inayat , Nimra Dilawar , Waqas Sultani , Mohsen Ali

Few-shot domain adaptation to multiple domains aims to learn a complex image distribution across multiple domains from a few training images. A na\"ive solution here is to train a separate model for each domain using few-shot domain…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Seongtae Kim , Kyoungkook Kang , Geonung Kim , Seung-Hwan Baek , Sunghyun Cho

We address a challenging lifelong few-shot image generation task for the first time. In this situation, a generative model learns a sequence of tasks using only a few samples per task. Consequently, the learned model encounters both…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Juwon Seo , Ji-Su Kang , Gyeong-Moon Park

In this study, we delve into the task of few-shot Generative Domain Adaptation (GDA), which involves transferring a pre-trained generator from one domain to a new domain using only a few reference images. Inspired by the way human brains…

Computer Vision and Pattern Recognition · Computer Science 2023-10-19 Yi Wu , Ziqiang Li , Chaoyue Wang , Heliang Zheng , Shanshan Zhao , Bin Li , Dacheng Tao

Few-shot object detection (FSOD), which aims at learning a generic detector that can adapt to unseen tasks with scarce training samples, has witnessed consistent improvement recently. However, most existing methods ignore the efficiency…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Ze Yang , Chi Zhang , Ruibo Li , Yi Xu , Guosheng Lin

Domain adaptive object detection aims to leverage the knowledge learned from a labeled source domain to improve the performance on an unlabeled target domain. Prior works typically require the access to the source domain data for…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Han Sun , Rui Gong , Konrad Schindler , Luc Van Gool

Few-shot segmentation is the problem of learning to identify specific types of objects (e.g., airplanes) in images from a small set of labeled reference images. The current state of the art is driven by resource-intensive construction of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Savinay Nagendra , Kashif Rashid , Chaopeng Shen , Daniel Kifer

Few-shot semantic segmentation (FSS) is a crucial challenge in computer vision, driving extensive research into a diverse range of methods, from advanced meta-learning techniques to simple transfer learning baselines. With the emergence of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Reda Bensaid , Vincent Gripon , François Leduc-Primeau , Lukas Mauch , Ghouthi Boukli Hacene , Fabien Cardinaux

Few-shot image generation is a challenging task even using the state-of-the-art Generative Adversarial Networks (GANs). Due to the unstable GAN training process and the limited training data, the generated images are often of low quality…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Guanqi Ding , Xinzhe Han , Shuhui Wang , Shuzhe Wu , Xin Jin , Dandan Tu , Qingming Huang

The explosive growth of generative AI has saturated the internet with AI-generated images, raising security concerns and increasing the need for reliable detection methods. The primary requirement for such detection is generalizability,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Juncong Xu , Yang Yang , Han Fang , Honggu Liu , Weiming Zhang

Few-shot learning (FSL) aims to learn novel visual categories from very few samples, which is a challenging problem in real-world applications. Many methods of few-shot classification work well on general images to learn global…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Xiaojian He , Jinfu Lin , Junming Shen

Few-shot relation extraction with none-of-the-above (FsRE with NOTA) aims at predicting labels in few-shot scenarios with unknown classes. FsRE with NOTA is more challenging than the conventional few-shot relation extraction task, since the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Tianlin Guo , Lingling Zhang , Jiaxin Wang , Yuokuo Lei , Yifei Li , Haofen Wang , Jun Liu

Semantic image synthesis aims to generate photo realistic images given a semantic segmentation map. Despite much recent progress, training them still requires large datasets of images annotated with per-pixel label maps that are extremely…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Marlène Careil , Jakob Verbeek , Stéphane Lathuilière

Recently, images that distort or fabricate facts using generative models have become a social concern. To cope with continuous evolution of generative artificial intelligence (AI) models, model attribution (MA) is necessary beyond just…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Hanbyul Lee , Juneho Yi

In order to generate images for a given category, existing deep generative models generally rely on abundant training images. However, extensive data acquisition is expensive and fast learning ability from limited data is necessarily…

Computer Vision and Pattern Recognition · Computer Science 2020-08-07 Yan Hong , Li Niu , Jianfu Zhang , Weijie Zhao , Chen Fu , Liqing Zhang

Most existing anomaly detection (AD) methods require a dedicated model for each category. Such a paradigm, despite its promising results, is computationally expensive and inefficient, thereby failing to meet the requirements for realworld…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Chaoqin Huang , Haoyan Guan , Aofan Jiang , Ya Zhang , Michael Spratling , Xinchao Wang , Yanfeng Wang