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Related papers: NeuralOOD: Improving Out-of-Distribution Generaliz…

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Out-of-distribution (OOD) detection plays a crucial role in ensuring the safety and reliability of deep neural networks in various applications. While there has been a growing focus on OOD detection in visual data, the field of textual OOD…

Computation and Language · Computer Science 2024-04-10 Li-Ming Zhan , Bo Liu , Xiao-Ming Wu

Semantic communication is a promising technology for next-generation wireless networks. However, the out-of-distribution (OOD) problem, where a pre-trained machine learning (ML) model is applied to unseen tasks that are outside the…

Signal Processing · Electrical Eng. & Systems 2024-07-23 Feifan Zhang , Yuyang Du , Kexin Chen , Yulin Shao , Soung Chang Liew

Vision-and-language (V&L) models pretrained on large-scale multimodal data have demonstrated strong performance on various tasks such as image captioning and visual question answering (VQA). The quality of such models is commonly assessed…

Computation and Language · Computer Science 2023-04-04 Aishwarya Agrawal , Ivana Kajić , Emanuele Bugliarello , Elnaz Davoodi , Anita Gergely , Phil Blunsom , Aida Nematzadeh

LiDAR-based perception is critical for autonomous driving due to its robustness to poor lighting and visibility conditions. Yet, current models operate under the closed-set assumption and often fail to recognize unexpected…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Zizhao Li , Zhengkang Xiang , Jiayang Ao , Feng Liu , Joseph West , Kourosh Khoshelham

Infrared and visible image fusion (IVIF) is increasingly applied in critical fields such as video surveillance and autonomous driving systems. Significant progress has been made in deep learning-based fusion methods. However, these models…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Yukai Shi , Cidan Shi , Zhipeng Weng , Yin Tian , Xiaoyu Xian , Liang Lin

Modern manufacturing relies heavily on fusion welding processes, including gas metal arc welding (GMAW). Despite significant advances in machine learning-based quality prediction, current models exhibit critical limitations when confronted…

Machine Learning · Computer Science 2026-02-18 Yannik Hahn , Jan Voets , Antonin Koenigsfeld , Hasan Tercan , Tobias Meisen

This paper presents a novel evaluation framework for Out-of-Distribution (OOD) detection that aims to assess the performance of machine learning models in more realistic settings. We observed that the real-world requirements for testing OOD…

Computer Vision and Pattern Recognition · Computer Science 2023-09-01 Vahid Reza Khazaie , Anthony Wong , Mohammad Sabokrou

Out-of-distribution (OOD) generalisation is considered a hallmark of human and animal intelligence. To achieve OOD through composition, a system must discover the environment-invariant properties of experienced input-output mappings and…

Machine Learning · Computer Science 2025-05-19 George Dimitriadis , Spyridon Samothrakis

Foundational models, trained on vast and diverse datasets, have demonstrated remarkable capabilities in generalizing across different domains and distributions for various zero-shot tasks. Our work addresses the challenge of retaining these…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Tom Shaked , Yuval Goldman , Oran Shayer

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)…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Sina Sharifi , Taha Entesari , Bardia Safaei , Vishal M. Patel , Mahyar Fazlyab

Recent research underscores the pivotal role of the Out-of-Distribution (OOD) feature representation field scale in determining the efficacy of models in OOD detection. Consequently, the adoption of model ensembles has emerged as a…

Machine Learning · Computer Science 2024-08-19 Chenhui Xu , Fuxun Yu , Zirui Xu , Nathan Inkawhich , Xiang Chen

Out-of-distribution (OOD) detection is indispensable for deploying reliable machine learning systems in real-world scenarios. Recent works, using auxiliary outliers in training, have shown good potential. However, they seldom concern the…

Machine Learning · Computer Science 2024-12-17 Yutian Lei , Luping Ji , Pei Liu

Learning robust vision models that perform well in out-of-distribution (OOD) situations is an important task for model deployment in real-world settings. Despite extensive research in this field, many proposed methods have only shown minor…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Gyuseong Lee , Wooseok Jang , Jinhyeon Kim , Jaewoo Jung , Seungryong Kim

Neural networks (NNs) are known to exhibit simplicity bias where they tend to prefer learning 'simple' features over more 'complex' ones, even when the latter may be more informative. Simplicity bias can lead to the model making biased…

Machine Learning · Computer Science 2023-10-11 Bhavya Vasudeva , Kameron Shahabi , Vatsal Sharan

When transferring a pretrained model to a downstream task, two popular methods are full fine-tuning (updating all the model parameters) and linear probing (updating only the last linear layer -- the "head"). It is well known that…

Machine Learning · Computer Science 2022-02-24 Ananya Kumar , Aditi Raghunathan , Robbie Jones , Tengyu Ma , Percy Liang

Despite graph neural networks' (GNNs) great success in modelling graph-structured data, out-of-distribution (OOD) test instances still pose a great challenge for current GNNs. One of the most effective techniques to detect OOD nodes is to…

Machine Learning · Computer Science 2025-04-11 Danny Wang , Ruihong Qiu , Guangdong Bai , Zi Huang

Out-of-Distribution (OOD) generalization, a cornerstone for building robust machine learning models capable of handling data diverging from the training set's distribution, is an ongoing challenge in deep learning. While significant…

Machine Learning · Computer Science 2023-12-05 Sergey Kolesnikov

Machine learning models often fail to generalize well under distributional shifts. Understanding and overcoming these failures have led to a research field of Out-of-Distribution (OOD) generalization. Despite being extensively studied for…

Multimodal medical image fusion plays an instrumental role in several areas of medical image processing, particularly in disease recognition and tumor detection. Traditional fusion methods tend to process each modality independently before…

Image and Video Processing · Electrical Eng. & Systems 2023-10-11 Lin Liu , Xinxin Fan , Chulong Zhang , Jingjing Dai , Yaoqin Xie , Xiaokun Liang

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…

Image and Video Processing · Electrical Eng. & Systems 2023-06-26 Daria Frolova , Anton Vasiliuk , Mikhail Belyaev , Boris Shirokikh