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相关论文: Open-World Class Discovery with Kernel Networks

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We show how deep learning methods can be applied in the context of crowdsourcing and unsupervised ensemble learning. First, we prove that the popular model of Dawid and Skene, which assumes that all classifiers are conditionally…

机器学习 · 统计学 2017-04-24 Uri Shaham , Xiuyuan Cheng , Omer Dror , Ariel Jaffe , Boaz Nadler , Joseph Chang , Yuval Kluger

Semi-supervised learning (SSL) is one of the dominant approaches to address the annotation bottleneck of supervised learning. Recent SSL methods can effectively leverage a large repository of unlabeled data to improve performance while…

计算机视觉与模式识别 · 计算机科学 2022-07-29 Mamshad Nayeem Rizve , Navid Kardan , Salman Khan , Fahad Shahbaz Khan , Mubarak Shah

In this paper, we consider a real-world scenario where a model that is trained on pre-defined classes continually encounters unlabeled data that contains both known and novel classes. The goal is to continually discover novel classes while…

计算机视觉与模式识别 · 计算机科学 2023-10-19 Yanan Wu , Zhixiang Chi , Yang Wang , Songhe Feng

Although deep learning has made significant progress on fixed large-scale datasets, it typically encounters challenges regarding improperly detecting unknown/unseen classes in the open-world scenario, over-parametrized, and overfitting…

机器学习 · 计算机科学 2022-06-20 Qiufeng Wang , Xin Geng , Shuxia Lin , Shiyu Xia , Lei Qi , Ning Xu

Deep convolutional neural networks (CNNs) have demonstrated remarkable success in computer vision by supervisedly learning strong visual feature representations. However, training CNNs relies heavily on the availability of exhaustive…

计算机视觉与模式识别 · 计算机科学 2019-05-31 Jiabo Huang , Qi Dong , Shaogang Gong , Xiatian Zhu

Models trained for classification often assume that all testing classes are known while training. As a result, when presented with an unknown class during testing, such closed-set assumption forces the model to classify it as one of the…

计算机视觉与模式识别 · 计算机科学 2019-04-03 Poojan Oza , Vishal M Patel

Deep learning models exhibit limited generalizability across different domains. Specifically, transferring knowledge from available entangled domain features(source/target domain) and categorical features to new unseen categorical features…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Qingjie Meng , Daniel Rueckert , Bernhard Kainz

This paper introduces a generic method which enables to use conventional deep neural networks as end-to-end one-class classifiers. The method is based on splitting given data from one class into two subsets. In one-class classification,…

机器学习 · 计算机科学 2019-09-17 Patrick Schlachter , Yiwen Liao , Bin Yang

In many applications, data is easy to acquire but expensive and time-consuming to label prominent examples include medical imaging and NLP. This disparity has only grown in recent years as our ability to collect data improves. Under these…

机器学习 · 计算机科学 2021-04-07 Jaya Krishna Mandivarapu , Blake Camp , Rolando Estrada

In congested electromagnetic environments, cognitive radios require knowledge about other emitters in order to optimize their dynamic spectrum access strategy. Deep learning classification algorithms have been used to recognize the wireless…

信号处理 · 电气工程与系统科学 2021-08-04 Samuel R. Shebert , Anthony F. Martone , R. Michael Buehrer

Open-World Continual Learning (OWCL) is a challenging paradigm where models must incrementally learn new knowledge without forgetting while operating under an open-world assumption. This requires handling incomplete training data and…

机器学习 · 计算机科学 2025-02-28 Yujie Li , Guannan Lai , Xin Yang , Yonghao Li , Marcello Bonsangue , Tianrui Li

Node classification on graphs is of great importance in many applications. Due to the limited labeling capability and evolution in real-world open scenarios, novel classes can emerge on unlabeled testing nodes. However, little attention has…

机器学习 · 计算机科学 2024-04-01 Yucheng Jin , Yun Xiong , Juncheng Fang , Xixi Wu , Dongxiao He , Xing Jia , Bingchen Zhao , Philip Yu

Not forgetting old class knowledge is a key challenge for class-incremental learning (CIL) when the model continuously adapts to new classes. A common technique to address this is knowledge distillation (KD), which penalizes prediction…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Yaoyao Liu , Yingying Li , Bernt Schiele , Qianru Sun

Open set recognition enables deep neural networks (DNNs) to identify samples of unknown classes, while maintaining high classification accuracy on samples of known classes. Existing methods basing on auto-encoder (AE) and prototype learning…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Hongzhi Huang , Yu Wang , Qinghua Hu , Ming-Ming Cheng

While convolutional neural networks have brought significant advances in robot vision, their ability is often limited to closed world scenarios, where the number of semantic concepts to be recognized is determined by the available training…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Dario Fontanel , Fabio Cermelli , Massimiliano Mancini , Samuel Rota Bulò , Elisa Ricci , Barbara Caputo

Current deep learning methods are regarded as favorable if they empirically perform well on dedicated test sets. This mentality is seamlessly reflected in the resurfacing area of continual learning, where consecutively arriving data is…

机器学习 · 计算机科学 2023-01-25 Martin Mundt , Yongwon Hong , Iuliia Pliushch , Visvanathan Ramesh

Generalized category discovery (GCD) is a recently proposed open-world task. Given a set of images consisting of labeled and unlabeled instances, the goal of GCD is to automatically cluster the unlabeled samples using information…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Xiangli Yang , Xinglin Pan , Irwin King , Zenglin Xu

This paper studies the problem of continual learning in an open-world scenario, referred to as Open-world Continual Learning (OwCL). OwCL is increasingly rising while it is highly challenging in two-fold: i) learning a sequence of tasks…

机器学习 · 计算机科学 2023-12-27 Yujie Li , Xin Yang , Hao Wang , Xiangkun Wang , Tianrui Li

Current research on class-incremental learning primarily focuses on single-label classification tasks. However, real-world applications often involve multi-label scenarios, such as image retrieval and medical imaging. Therefore, this paper…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Chenhao Ding , Songlin Dong , Zhengdong Zhou , Jizhou Han , Qiang Wang , Yuhang He , Yihong Gong

In open set learning, a model must be able to generalize to novel classes when it encounters a sample that does not belong to any of the classes it has seen before. Open set learning poses a realistic learning scenario that is receiving…

机器学习 · 计算机科学 2018-11-27 Chengsheng Mao , Liang Yao , Yuan Luo