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Partial multi-view clustering (PVC) presents significant challenges practical research problem for data analysis in real-world applications, especially when some views of the data are partially missing. Existing clustering methods struggle…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 BoHao Chen

Most multi-view clustering methods are limited by shallow models without sound nonlinear information perception capability, or fail to effectively exploit complementary information hidden in different views. To tackle these issues, we…

Machine Learning · Computer Science 2022-10-14 Fu Lele , Zhang Lei , Yang Jinghua , Chen Chuan , Zhang Chuanfu , Zheng Zibin

Out-of-distribution detection (OOD) deals with anomalous input to neural networks. In the past, specialized methods have been proposed to reject predictions on anomalous input. Similarly, it was shown that feature extraction models in…

Machine Learning · Computer Science 2022-01-25 Jan Diers , Christian Pigorsch

Out-of-distribution (OOD) detection is crucial for ensuring reliable deployment of machine learning models. Recent advancements focus on utilizing easily accessible auxiliary outliers (e.g., data from the web or other datasets) in training.…

Machine Learning · Computer Science 2024-11-22 Haiyun Yao , Zongbo Han , Huazhu Fu , Xi Peng , Qinghua Hu , Changqing Zhang

This study explores the recently proposed and challenging multi-view Anomaly Detection (AD) task. Single-view tasks will encounter blind spots from other perspectives, resulting in inaccuracies in sample-level prediction. Therefore, we…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Haoyang He , Jiangning Zhang , Guanzhong Tian , Chengjie Wang , Lei Xie

Multi-view learning methods often focus on improving decision accuracy, while neglecting the decision uncertainty, limiting their suitability for safety-critical applications. To mitigate this, researchers propose trusted multi-view…

Machine Learning · Computer Science 2024-10-08 Ying Liu , Lihong Liu , Cai Xu , Xiangyu Song , Ziyu Guan , Wei Zhao

It is crucial to detect when an instance lies downright too far from the training samples for the machine learning model to be trusted, a challenge known as out-of-distribution (OOD) detection. For neural networks, one approach to this task…

Machine learning models often suffer from catastrophic forgetting of previously learned knowledge when learning new classes. Various methods have been proposed to mitigate this issue. However, rehearsal-based learning, which retains samples…

Machine Learning · Computer Science 2024-10-10 Hossein Rezaei , Mohammad Sabokrou

We present different methods of unsupervised learning which can be used for outlier detection in high energy nuclear collisions. The UrQMD model is used to generate the bulk background of events as well as different variants of outlier…

High Energy Physics - Experiment · Physics 2021-05-26 Punnathat Thaprasop , Kai Zhou , Jan Steinheimer , Christoph Herold

Object detection has advanced significantly in the closed-set setting, but real-world deployment remains limited by two challenges: poor generalization to unseen categories and insufficient robustness under adverse conditions. Prior…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Siheng Wang , Zhengdao Li , Yanshu Li , Canran Xiao , Haibo Zhan , Zhengtao Yao , Xuzhi Zhang , Jiale Kang , Linshan Li , Weiming Liu , Zhikang Dong , Jifeng Shen , Junhao Dong , Qiang Sun , Piotr Koniusz

The unsupervised outlier detection (UOD) problem refers to a task to identify inliers given training data which contain outliers as well as inliers, without any labeled information about inliers and outliers. It has been widely recognized…

Machine Learning · Statistics 2024-07-17 Dongha Kim , Jaesung Hwang , Jongjin Lee , Kunwoong Kim , Yongdai Kim

One key challenge in Out-of-Distribution (OOD) detection is the absence of ground-truth OOD samples during training. One principled approach to address this issue is to use samples from external datasets as outliers (i.e., pseudo OOD…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Wenjun Miao , Guansong Pang , Jin Zheng , Xiao Bai

Detecting and rejecting unknown out-of-distribution (OOD) samples is critical for deployed neural networks to void unreliable predictions. In real-world scenarios, however, the efficacy of existing OOD detection methods is often impeded by…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Kai Liu , Zhihang Fu , Sheng Jin , Chao Chen , Ze Chen , Rongxin Jiang , Fan Zhou , Yaowu Chen , Jieping Ye

Incomplete multi-view clustering (IMVC) aims to cluster multi-view data that are only partially available. This poses two main challenges: effectively leveraging multi-view information and mitigating the impact of missing views. Prevailing…

Machine Learning · Computer Science 2024-07-15 Ge Teng , Ting Mao , Chen Shen , Xiang Tian , Xuesong Liu , Yaowu Chen , Jieping Ye

One of the challenges of computer vision is that it needs to adapt to color deviations in changeable environments. Therefore, minimizing the adverse effects of color deviation on the prediction is one of the main goals of vision task.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Yunpeng Gong , Liqing Huang , Lifei Chen

One of the early weaknesses identified in deep neural networks trained for image classification tasks was their inability to provide low confidence predictions on out-of-distribution (OOD) data that was significantly different from the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Evelyn Mannix , Howard Bondell

How to improve discriminative feature learning is central in classification. Existing works address this problem by explicitly increasing inter-class separability and intra-class similarity, whether by constructing positive and negative…

Machine Learning · Computer Science 2024-08-21 Qingsong Zhao , Yi Wang , Shuguang Dou , Chen Gong , Yin Wang , Cairong Zhao

Music retrieval and recommendation applications often rely on content features encoded as embeddings, which provide vector representations of items in a music dataset. Numerous complementary embeddings can be derived from processing items…

Information Retrieval · Computer Science 2023-08-15 Andres Ferraro , Jaehun Kim , Sergio Oramas , Andreas Ehmann , Fabien Gouyon

Out-of-distribution (OOD) detection seeks to identify samples from unknown classes, a critical capability for deploying machine learning models in open-world scenarios. Recent research has demonstrated that Vision-Language Models (VLMs) can…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Zhikang Xu , Qianqian Xu , Zitai Wang , Cong Hua , Sicong Li , Zhiyong Yang , Qingming Huang

Reliable detection of anomalies is crucial when deploying machine learning models in practice, but remains challenging due to the lack of labeled data. To tackle this challenge, contrastive learning approaches are becoming increasingly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Puck de Haan , Sindy Löwe