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Related papers: EOOD: Entropy-based Out-of-distribution Detection

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As deep neural networks (DNNs) become increasingly common, concerns about their robustness do as well. A longstanding problem for deployed DNNs is their behavior in the face of unfamiliar inputs; specifically, these models tend to be…

Machine Learning · Computer Science 2025-01-23 Esha Datta , Johanna Hennig , Eva Domschot , Connor Mattes , Michael R. Smith

Out-of-distribution (OOD) detection is critical for deploying image classifiers in safety-sensitive environments, yet existing detectors often struggle when OOD samples are semantically similar to the in-distribution (ID) classes. We…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Yuanchao Wang , Tian Qin , Eduardo Valle , Bruno Abrahao

We study the problem of Out-of-Distribution (OOD) detection, that is, detecting whether a learning algorithm's output can be trusted at inference time. While a number of tests for OOD detection have been proposed in prior work, a formal…

Machine Learning · Statistics 2023-09-19 Akshayaa Magesh , Venugopal V. Veeravalli , Anirban Roy , Susmit Jha

Since deep learning models have been implemented in many commercial applications, it is important to detect out-of-distribution (OOD) inputs correctly to maintain the performance of the models, ensure the quality of the collected data, and…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Qing Yu , Kiyoharu Aizawa

Today, deep learning is increasingly applied in security-critical situations such as autonomous driving and medical diagnosis. Despite its success, the behavior and robustness of deep networks are not fully understood yet, posing a…

Machine Learning · Computer Science 2023-03-27 Sven Elflein

Implementing effective control mechanisms to ensure the proper functioning and security of deployed NLP models, from translation to chatbots, is essential. A key ingredient to ensure safe system behaviour is Out-Of-Distribution (OOD)…

Computation and Language · Computer Science 2024-03-04 Maxime Darrin , Pablo Piantanida , Pierre Colombo

Out-of-distribution (OOD) detection is essential for deploying machine learning models in open-world and safety-critical scenarios, where test inputs may deviate from the training distribution and overconfident predictions on unknown…

Machine Learning · Computer Science 2026-05-28 Fengqiang Wan , Qing-Yuan Jiang , Yang Yang

Out-of-distribution (OOD) detection is a crucial part of deploying machine learning models safely. It has been extensively studied with a plethora of methods developed in the literature. This problem is tackled with an OOD score…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Jingqiu Zhou , Aojun Zhou , Hongsheng Li

During the forward pass of Deep Neural Networks (DNNs), inputs gradually transformed from low-level features to high-level conceptual labels. While features at different layers could summarize the important factors of the inputs at varying…

Machine Learning · Computer Science 2022-03-02 Haoliang Wang , Chen Zhao , Xujiang Zhao , Feng Chen

Deep neural networks (DNN) have outstanding performance in various applications. Despite numerous efforts of the research community, out-of-distribution (OOD) samples remain a significant limitation of DNN classifiers. The ability to…

Machine Learning · Computer Science 2023-03-27 Bartlomiej Olber , Krystian Radlak , Adam Popowicz , Michal Szczepankiewicz , Krystian Chachuła

Out-of-distribution (OOD) detection is a critical task for safe deployment of learning systems in the open world setting. In this work, we investigate the use of feature density estimation via normalizing flows for OOD detection and present…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Evan D. Cook , Marc-Antoine Lavoie , Steven L. Waslander

Deep neural networks for image classification only learn to map in-distribution inputs to their corresponding ground truth labels in training without differentiating out-of-distribution samples from in-distribution ones. This results from…

Machine Learning · Computer Science 2023-08-29 Zhilin Zhao , Longbing Cao , Kun-Yu Lin

Density-based Out-of-distribution (OOD) detection has recently been shown unreliable for the task of detecting OOD images. Various density ratio based approaches achieve good empirical performance, however methods typically lack a…

Machine Learning · Statistics 2022-06-09 Mingtian Zhang , Andi Zhang , Tim Z. Xiao , Yitong Sun , Steven McDonagh

Detecting data points deviating from the training distribution is pivotal for ensuring reliable machine learning. Extensive research has been dedicated to the challenge, spanning classical anomaly detection techniques to contemporary…

Machine Learning · Computer Science 2024-05-30 Xuefeng Du , Yiyou Sun , Yixuan Li

Machine learning methods such as deep neural networks (DNNs), despite their success across different domains, are known to often generate incorrect predictions with high confidence on inputs outside their training distribution. The…

Machine Learning · Computer Science 2022-01-10 Ramneet Kaur , Susmit Jha , Anirban Roy , Sangdon Park , Edgar Dobriban , Oleg Sokolsky , Insup Lee

Detecting out-of-distribution (OOD) inputs is critical for safely deploying deep learning models in the real world. Existing approaches for detecting OOD examples work well when evaluated on benign in-distribution and OOD samples. However,…

Machine Learning · Computer Science 2021-12-10 Jiefeng Chen , Yixuan Li , Xi Wu , Yingyu Liang , Somesh Jha

Graph neural networks (GNNs) are proven effective in extracting complex node and structural information from graph data. While current GNNs perform well in node classification tasks within in-distribution (ID) settings, real-world scenarios…

Machine Learning · Computer Science 2025-05-08 Tao Yin , Chen Zhao , Xiaoyan Liu , Minglai Shao

Out of distribution (OOD) detection is a crucial part of making machine learning systems robust. The ImageNet-O dataset is an important tool in testing the robustness of ImageNet trained deep neural networks that are widely used across a…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Anugya Srivastava , Shriya Jain , Mugdha Thigle

Out-of-distribution (OOD) detection is the problem of identifying inputs which are unrelated to the in-distribution task. The OOD detection performance when the in-distribution (ID) is ImageNet-1K is commonly being tested on a small range…

Machine Learning · Computer Science 2023-06-02 Julian Bitterwolf , Maximilian Müller , Matthias Hein

Out-Of-Distribution (OOD) detection has received broad attention over the years, aiming to ensure the reliability and safety of deep neural networks (DNNs) in real-world scenarios by rejecting incorrect predictions. However, we notice a…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Yao Zhu , Yuefeng Chen , Xiaodan Li , Rong Zhang , Hui Xue , Xiang Tian , Rongxin Jiang , Bolun Zheng , Yaowu Chen