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How can models effectively detect out-of-distribution (OOD) samples in complex, multi-label settings without extensive retraining? Existing OOD detection methods struggle to capture the intricate semantic relationships and label…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Zhendong Liu , Yi Nian , Yuehan Qin , Henry Peng Zou , Li Li , Xiyang Hu , Yue Zhao

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…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Kai Liu , Zhihang Fu , Sheng Jin , Chao Chen , Ze Chen , Rongxin Jiang , Fan Zhou , Yaowu Chen , Jieping Ye

While Out-of-distribution (OOD) detection has been well explored in computer vision, there have been relatively few prior attempts in OOD detection for NLP classification. In this paper we argue that these prior attempts do not fully…

人工智能 · 计算机科学 2021-11-09 Mrinal Rawat , Ramya Hebbalaguppe , Lovekesh Vig

Using unlabeled data to regularize the machine learning models has demonstrated promise for improving safety and reliability in detecting out-of-distribution (OOD) data. Harnessing the power of unlabeled in-the-wild data is non-trivial due…

机器学习 · 计算机科学 2024-02-07 Xuefeng Du , Zhen Fang , Ilias Diakonikolas , Yixuan Li

As point cloud data increases in prevalence in a variety of applications, the ability to detect out-of-distribution (OOD) point cloud objects becomes critical for ensuring model safety and reliability. However, this problem remains…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Adam Goodge , Xun Xu , Bryan Hooi , Wee Siong Ng , Jingyi Liao , Yongyi Su , Xulei Yang

The primary goal of out-of-distribution (OOD) detection tasks is to identify inputs with semantic shifts, i.e., if samples from novel classes are absent in the in-distribution (ID) dataset used for training, we should reject these OOD…

计算机视觉与模式识别 · 计算机科学 2024-11-19 Xingming Long , Jie Zhang , Shiguang Shan , Xilin Chen

Understanding the decision-making and trusting the reliability of Deep Machine Learning Models is crucial for adopting such methods to safety-relevant applications. We extend self-explainable Prototypical Variational models with…

机器学习 · 计算机科学 2025-06-18 Conrad Orglmeister , Erik Bochinski , Volker Eiselein , Elvira Fleig

LiDAR-based 3D object detection has become an essential part of automated driving due to its ability to localize and classify objects precisely in 3D. However, object detectors face a critical challenge when dealing with unknown foreground…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Michael Kösel , Marcel Schreiber , Michael Ulrich , Claudius Gläser , Klaus Dietmayer

State-of-the-art models can perform well in controlled environments, but they often struggle when presented with out-of-distribution (OOD) examples, making OOD detection a critical component of NLP systems. In this paper, we focus on…

计算与语言 · 计算机科学 2023-07-17 Mateusz Baran , Joanna Baran , Mateusz Wójcik , Maciej Zięba , Adam Gonczarek

Out-of-distribution (OOD) detection is crucial to modern deep learning applications by identifying and alerting about the OOD samples that should not be tested or used for making predictions. Current OOD detection methods have made…

机器学习 · 计算机科学 2023-09-22 Xinheng Wu , Jie Lu , Zhen Fang , Guangquan Zhang

We propose a generalized method for boosting the generalization ability of pre-trained vision-language models (VLMs) while fine-tuning on downstream few-shot tasks. The idea is realized by exploiting out-of-distribution (OOD) detection to…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Kun Ding , Haojian Zhang , Qiang Yu , Ying Wang , Shiming Xiang , Chunhong Pan

Modern machine learning models, that excel on computer vision tasks such as classification and object detection, are often overconfident in their predictions for Out-of-Distribution (OOD) examples, resulting in unpredictable behaviour for…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Brian K. S. Isaac-Medina , Mauricio Che , Yona F. A. Gaus , Samet Akcay , Toby P. Breckon

Recent surface anomaly detection methods excel at identifying structural anomalies, such as dents and scratches, but struggle with logical anomalies, such as irregular or missing object components. The best-performing logical anomaly…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Matic Fučka , Vitjan Zavrtanik , Danijel Skočaj

Deep generative models offer a natural foundation for out-of-distribution (OOD) detection, yet prior work has shown that their assigned likelihoods are notoriously unreliable indicators for in- vs out-of-distribution data. In this paper, we…

机器学习 · 计算机科学 2026-05-22 Philipp Bomatter , Jack Geary , Henry Gouk

Detecting out-of-distribution (OOD) inputs is a principal task for ensuring the safety of deploying deep-neural-network classifiers in open-set scenarios. OOD samples can be drawn from arbitrary distributions and exhibit deviations from…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Choubo Ding , Guansong Pang

In semi-supervised semantic segmentation, existing studies have shown promising results in academic settings with controlled splits of benchmark datasets. However, the potential benefits of leveraging significantly larger sets of unlabeled…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Wooseok Shin , Jisu Kang , Hyeonki Jeong , Jin Sob Kim , Sung Won Han

Safety-critical applications like autonomous driving use Deep Neural Networks (DNNs) for object detection and segmentation. The DNNs fail to predict when they observe an Out-of-Distribution (OOD) input leading to catastrophic consequences.…

计算机视觉与模式识别 · 计算机科学 2022-11-14 Lokesh Veeramacheneni , Matias Valdenegro-Toro

Most deep-learning-based image classification methods assume that all samples are generated under an independent and identically distributed (IID) setting. However, out-of-distribution (OOD) generalization is more common in practice, which…

机器学习 · 计算机科学 2022-02-24 Xin Guo , Zhengxu Yu , Chao Xiang , Zhongming Jin , Jianqiang Huang , Deng Cai , Xiaofei He , Xian-Sheng Hua

We propose RankOOD, a rank-based Out-of-Distribution (OOD) detection approach based on training a model with the Placket-Luce loss, which is now extensively used for preference alignment tasks in foundational models. Our approach is based…

机器学习 · 计算机科学 2026-04-15 Dishanika Denipitiyage , Naveen Karunanayake , Suranga Seneviratne , Sanjay Chawla

Heterogeneous domain adaptation (HDA) transfers knowledge across source and target domains that present heterogeneities e.g., distinct domain distributions and difference in feature type or dimension. Most previous HDA methods tackle this…

计算机视觉与模式识别 · 计算机科学 2021-05-06 Shuang Li , Binhui Xie , Jiashu Wu , Ying Zhao , Chi Harold Liu , Zhengming Ding