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相关论文: PixOOD: Pixel-Level Out-of-Distribution Detection

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Deep Learning (DL) models tend to perform poorly when the data comes from a distribution different from the training one. In critical applications such as medical imaging, out-of-distribution (OOD) detection helps to identify such data…

图像与视频处理 · 电气工程与系统科学 2023-06-26 Daria Frolova , Anton Vasiliuk , Mikhail Belyaev , Boris Shirokikh

Out-of-distribution (OOD) object detection is a challenging task due to the absence of open-set OOD data. Inspired by recent advancements in text-to-image generative models, such as Stable Diffusion, we study the potential of generative…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Jiahui Liu , Xin Wen , Shizhen Zhao , Yingxian Chen , Xiaojuan Qi

Out-of-distribution (OOD) detection is an important task in machine learning systems for ensuring their reliability and safety. Deep probabilistic generative models facilitate OOD detection by estimating the likelihood of a data sample.…

机器学习 · 计算机科学 2021-06-16 Jaemoo Choi , Changyeon Yoon , Jeongwoo Bae , Myungjoo Kang

The core of out-of-distribution (OOD) detection is to learn the in-distribution (ID) representation, which is distinguishable from OOD samples. Previous work applied recognition-based methods to learn the ID features, which tend to learn…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Jingyao Li , Pengguang Chen , Shaozuo Yu , Zexin He , Shu Liu , Jiaya Jia

We consider the problem of detecting out-of-distribution images in neural networks. We propose ODIN, a simple and effective method that does not require any change to a pre-trained neural network. Our method is based on the observation that…

机器学习 · 计算机科学 2020-09-01 Shiyu Liang , Yixuan Li , R. Srikant

Our work investigates out-of-distribution (OOD) detection as a neural network output explanation problem. We learn a heatmap representation for detecting OOD images while visualizing in- and out-of-distribution image regions at the same…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Julia Hornauer , Vasileios Belagiannis

Deep neural networks suffer from the overconfidence issue in the open world, meaning that classifiers could yield confident, incorrect predictions for out-of-distribution (OOD) samples. Thus, it is an urgent and challenging task to detect…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Qiuyu Zhu , Guohui Zheng , Yingying Yan

Standard machine learning is unable to accommodate inputs which do not belong to the training distribution. The resulting models often give rise to confident incorrect predictions which may lead to devastating consequences. This problem is…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Matej Grcić , Petra Bevandić , Zoran Kalafatić , Siniša Šegvić

Out-of-distribution (OOD) detection is crucial for ensuring the reliability of deep learning models in real-world applications. Existing methods typically focus on feature representations or output-space analysis, often assuming a…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Mostafa ElAraby , Sabyasachi Sahoo , Yann Pequignot , Paul Novello , Liam Paull

One of the challenges for neural networks in real-life applications is the overconfident errors these models make when the data is not from the original training distribution. Addressing this issue is known as Out-of-Distribution (OOD)…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Sina Sharifi , Taha Entesari , Bardia Safaei , Vishal M. Patel , Mahyar Fazlyab

The superior performance of object detectors is often established under the condition that the test samples are in the same distribution as the training data. However, in many practical applications, out-of-distribution (OOD) instances are…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Tianhao Zhang , Shenglin Wang , Nidhal Bouaynaya , Radu Calinescu , Lyudmila Mihaylova

Out-of-distribution (OOD) detection is an important topic for real-world machine learning systems, but settings with limited in-distribution samples have been underexplored. Such few-shot OOD settings are challenging, as models have scarce…

机器学习 · 计算机科学 2023-12-27 Nikhil Mehta , Kevin J Liang , Jing Huang , Fu-Jen Chu , Li Yin , Tal Hassner

Out-of-Distribution (OOD) detection requires sensitivity to subtle shifts without overreacting to natural In-Distribution (ID) diversity. However, from the viewpoint of detection granularity, global representation inevitably suppress local…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Wenrui Liu , Hong Chang , Ruibing Hou , Shiguang Shan , Xilin Chen

We study simple methods for out-of-distribution (OOD) image detection that are compatible with any already trained classifier, relying on only its predictions or learned representations. Evaluating the OOD detection performance of various…

机器学习 · 计算机科学 2022-07-08 Johnson Kuan , Jonas Mueller

As language models become more general purpose, increased attention needs to be paid to detecting out-of-distribution (OOD) instances, i.e., those not belonging to any of the distributions seen during training. Existing methods for…

机器学习 · 计算机科学 2024-07-19 Aryan Gulati , Xingjian Dong , Carlos Hurtado , Sarath Shekkizhar , Swabha Swayamdipta , Antonio Ortega

Multimodal fusion, leveraging data like vision and language, is rapidly gaining traction. This enriched data representation improves performance across various tasks. Existing methods for out-of-distribution (OOD) detection, a critical area…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Jinglun Li , Xinyu Zhou , Kaixun Jiang , Lingyi Hong , Pinxue Guo , Zhaoyu Chen , Weifeng Ge , Wenqiang Zhang

Out-of-Distribution (OOD) detection is essential in real-world applications, which has attracted increasing attention in recent years. However, most existing OOD detection methods require many labeled In-Distribution (ID) data, causing a…

机器学习 · 计算机科学 2022-10-14 Yi-Xuan Sun , Wei Wang

Detecting out-of-distribution (OOD) samples is important for deploying machine learning models in safety-critical applications such as autonomous driving and robot-assisted surgery. Existing research has mainly focused on unimodal scenarios…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Hao Dong , Yue Zhao , Eleni Chatzi , Olga Fink

Utilizing auxiliary outlier datasets to regularize the machine learning model has demonstrated promise for out-of-distribution (OOD) detection and safe prediction. Due to the labor intensity in data collection and cleaning, automating…

机器学习 · 计算机科学 2023-09-26 Xuefeng Du , Yiyou Sun , Xiaojin Zhu , Yixuan Li

Out-of-distribution (OOD) detection is the key to deploying models safely in the open world. For OOD detection, collecting sufficient in-distribution (ID) labeled data is usually more time-consuming and costly than unlabeled data. When ID…

计算机视觉与模式识别 · 计算机科学 2022-09-19 Rundong He , Rongxue Li , Zhongyi Han , Yilong Yin