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相关论文: OpenGCD: Assisting Open World Recognition with Gen…

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We address the task of open-world class-agnostic object detection, i.e., detecting every object in an image by learning from a limited number of base object classes. State-of-the-art RGB-based models suffer from overfitting the training…

计算机视觉与模式识别 · 计算机科学 2023-02-06 Haiwen Huang , Andreas Geiger , Dan Zhang

Generalized category discovery (GCD) aims at grouping unlabeled samples from known and unknown classes, given labeled data of known classes. To meet the recent decentralization trend in the community, we introduce a practical yet…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Nan Pu , Zhun Zhong , Xinyuan Ji , Nicu Sebe

Deep neural networks have achieved state-of-the-art performance in a wide range of recognition/classification tasks. However, when applying deep learning to real-world applications, there are still multiple challenges. A typical challenge…

机器学习 · 计算机科学 2021-02-10 Xin Sun , Zhenning Yang , Chi Zhang , Guohao Peng , Keck-Voon Ling

In open-world learning, an agent starts with a set of known classes, detects, and manages things that it does not know, and learns them over time from a non-stationary stream of data. Open-world learning is related to but also distinct from…

计算机视觉与模式识别 · 计算机科学 2022-01-04 Mohsen Jafarzadeh , Akshay Raj Dhamija , Steve Cruz , Chunchun Li , Touqeer Ahmad , Terrance E. Boult

While today's robots are able to perform sophisticated tasks, they can only act on objects they have been trained to recognize. This is a severe limitation: any robot will inevitably see new objects in unconstrained settings, and thus will…

机器人学 · 计算机科学 2019-06-05 Massimiliano Mancini , Hakan Karaoguz , Elisa Ricci , Patric Jensfelt , Barbara Caputo

This paper introduces an innovative approach to open world recognition (OWR), where we leverage knowledge acquired from known objects to address the recognition of previously unseen objects. The traditional method of object modeling relies…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Paridhi Singh , Arun Kumar

Open-set object detection (OSOD), a task involving the detection of unknown objects while accurately detecting known objects, has recently gained attention. However, we identify a fundamental issue with the problem formulation employed in…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Yusuke Hosoya , Masanori Suganuma , Takayuki Okatani

Real world data often exhibits a long-tailed and open-ended (with unseen classes) distribution. A practical recognition system must balance between majority (head) and minority (tail) classes, generalize across the distribution, and…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Ziwei Liu , Zhongqi Miao , Xiaohang Zhan , Jiayun Wang , Boqing Gong , Stella X. Yu

In many real-world classification or recognition tasks, it is often difficult to collect training examples that exhaust all possible classes due to, for example, incomplete knowledge during training or ever changing regimes. Therefore,…

机器学习 · 计算机科学 2024-08-07 Guanchao Feng , Dhruv Desai , Stefano Pasquali , Dhagash Mehta

If an unknown example that is not seen during training appears, most recognition systems usually produce overgeneralized results and determine that the example belongs to one of the known classes. To address this problem,…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Jaeyeon Jang , Chang Ouk Kim

We study the new task of class-incremental Novel Class Discovery (class-iNCD), which refers to the problem of discovering novel categories in an unlabelled data set by leveraging a pre-trained model that has been trained on a labelled data…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Subhankar Roy , Mingxuan Liu , Zhun Zhong , Nicu Sebe , Elisa Ricci

Classification is a fundamental task in machine learning and data mining. Existing classification methods are designed to classify unknown instances within a set of previously known training classes. Such a classification takes the form of…

机器学习 · 计算机科学 2018-03-02 Wajdi Dhifli , Abdoulaye Baniré Diallo

While existing Generalized Category Discovery (GCD) models have achieved significant success, their performance with limited labeled samples and a small number of known categories remains largely unexplored. In this work, we introduce the…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Yunhan Ren , Feng Luo , Siyu Huang

Generalized category discovery~(GCD) seeks to jointly identify both known and novel categories in unlabeled data. While prior works have mainly focused on RGB images, their assumptions and modeling strategies do not generalize well to…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Xianlu Li , Nicolas Nadisic , Shaoguang Huang , Aleksandra Pizurica

Open-set object detection (OSOD) aims to detect the known categories and reject unknown objects in a dynamic world, which has achieved significant attention. However, previous approaches only consider this problem in data-abundant…

计算机视觉与模式识别 · 计算机科学 2024-02-23 Binyi Su , Hua Zhang , Jingzhi Li , Zhong Zhou

We address the problem of generalized category discovery (GCD) in this paper, i.e. clustering the unlabeled images leveraging the information from a set of seen classes, where the unlabeled images could contain both seen classes and unseen…

计算机视觉与模式识别 · 计算机科学 2022-08-04 Yixin Fei , Zhongkai Zhao , Siwei Yang , Bingchen Zhao

Open Set Recognition (OSR) requires models not only to accurately classify known classes but also to effectively reject unknown samples. However, when unknown samples are semantically similar to known classes, inter-class overlap in the…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Dongdong Zhao , Ranxin Fang , Changtian Song , Zhihui Liu , Jianwen Xiang

Generalized Category Discovery (GCD) faces the challenge of categorizing unlabeled data containing both known and novel classes, given only labels for known classes. Previous studies often treat each class independently, neglecting the…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Fang Zhou , Zhiqiang Chen , Martin Pavlovski , Yizhong Zhang

Generalized Category Discovery (GCD) aims to identify both known and unknown categories, with only partial labels given for the known categories, posing a challenging open-set recognition problem. State-of-the-art approaches for GCD task…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Wei He , Xianghan Meng , Zhiyuan Huang , Xianbiao Qi , Rong Xiao , Chun-Guang Li

Generalized Category Discovery (GCD) tackles the challenging problem of categorizing unlabeled images into both known and novel classes within a partially labeled dataset, without prior knowledge of the number of unknown categories.…

计算机视觉与模式识别 · 计算机科学 2025-07-03 Mingfu Yan , Jiancheng Huang , Yifan Liu , Shifeng Chen