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相关论文: Sparx: Distributed Outlier Detection at Scale

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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…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Vahid Reza Khazaie , Anthony Wong , Mohammad Sabokrou

Out-of-distribution (OOD) detection is crucial for deploying robust machine learning models, especially in areas where security is critical. However, traditional OOD detection methods often fail to capture complex data distributions from…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Armando Zhu , Jiabei Liu , Keqin Li , Shuying Dai , Bo Hong , Peng Zhao , Changsong Wei

Several areas have been improved with Deep Learning during the past years. Implementing Deep Neural Networks (DNN) for non-safety related applications have shown remarkable achievements over the past years; however, for using DNNs in safety…

In the problem of out-of-distribution (OOD) detection, the usage of auxiliary data as outlier data for fine-tuning has demonstrated encouraging performance. However, previous methods have suffered from a trade-off between classification…

机器学习 · 计算机科学 2023-08-03 Hyunjun Choi , JaeHo Chung , Hawook Jeong , Jin Young Choi

Out-of-distribution (OOD) detection is critical to building reliable machine learning systems in the open world. Researchers have proposed various strategies to reduce model overconfidence on OOD data. Among them, ReAct is a typical and…

机器学习 · 计算机科学 2023-05-19 Mingyu Xu , Zheng Lian , Bin Liu , Jianhua Tao

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…

机器学习 · 计算机科学 2023-12-05 Sergey Kolesnikov

Out-of-distribution (OOD) detection aims to detect testing samples far away from the in-distribution (ID) training data, which is crucial for the safe deployment of machine learning models in the real world. Distance-based OOD detection…

机器学习 · 计算机科学 2024-02-06 Haodong Lu , Dong Gong , Shuo Wang , Jason Xue , Lina Yao , Kristen Moore

Given an unsupervised outlier detection (OD) algorithm, how can we optimize its hyperparameter(s) (HP) on a new dataset, without any labels? In this work, we address this challenging hyperparameter optimization for unsupervised OD problem,…

机器学习 · 计算机科学 2022-10-11 Yue Zhao , Leman Akoglu

Out-of-distribution (OOD) detection aims to discern outliers from the intended data distribution, which is crucial to maintaining high reliability and a good user experience. Most recent studies in OOD detection utilize the information from…

计算与语言 · 计算机科学 2022-10-21 Hyunsoo Cho , Choonghyun Park , Jaewook Kang , Kang Min Yoo , Taeuk Kim , Sang-goo Lee

Recent advances in robust semi-supervised learning (SSL) typically filter out-of-distribution (OOD) information at the sample level. We argue that an overlooked problem of robust SSL is its corrupted information on semantic level,…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Yu Wang , Pengchong Qiao , Chang Liu , Guoli Song , Xiawu Zheng , Jie Chen

Outlier detection (OD) literature exhibits numerous algorithms as it applies to diverse domains. However, given a new detection task, it is unclear how to choose an algorithm to use, nor how to set its hyperparameter(s) (HPs) in…

机器学习 · 计算机科学 2022-10-20 Xueying Ding , Lingxiao Zhao , Leman Akoglu

With the progressive advancements in deep graph learning, out-of-distribution (OOD) detection for graph data has emerged as a critical challenge. While the efficacy of auxiliary datasets in enhancing OOD detection has been extensively…

机器学习 · 计算机科学 2024-08-01 Junwei He , Qianqian Xu , Yangbangyan Jiang , Zitai Wang , Yuchen Sun , Qingming Huang

Robustness in AI systems refers to their ability to maintain reliable and accurate performance under various conditions, including out-of-distribution (OOD) samples, adversarial attacks, and environmental changes. This is crucial in…

人工智能 · 计算机科学 2025-10-15 Wissam Salhab , Darine Ameyed , Hamid Mcheick , Fehmi Jaafar

Present day machine learning is computationally intensive and processes large amounts of data. It is implemented in a distributed fashion in order to address these scalability issues. The work is parallelized across a number of computing…

机器学习 · 计算机科学 2017-03-28 Alexander Ulanov , Andrey Simanovsky , Manish Marwah

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…

机器学习 · 计算机科学 2023-03-27 Bartlomiej Olber , Krystian Radlak , Adam Popowicz , Michal Szczepankiewicz , Krystian Chachuła

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

Out-of-distribution (OOD) detection aims to identify OOD inputs from unknown classes, which is important for the reliable deployment of machine learning models in the open world. Various scoring functions are proposed to distinguish it from…

机器学习 · 计算机科学 2024-10-29 Boxuan Zhang , Jianing Zhu , Zengmao Wang , Tongliang Liu , Bo Du , Bo Han

Detecting out-of-distribution (OOD) data is critical for machine learning, be it for safety reasons or to enable open-ended learning. However, beyond mere detection, choosing an appropriate course of action typically hinges on the type of…

机器学习 · 计算机科学 2026-04-28 Achref Jaziri , Martin Rogmann , Martin Mundt , Visvanathan Ramesh

Semantic segmentation models, while effective for in-distribution categories, face challenges in real-world deployment due to encountering out-of-distribution (OoD) objects. Detecting these OoD objects is crucial for safety-critical…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Wenjie Zhao , Jia Li , Xin Dong , Yu Xiang , Yunhui Guo

Sampling from a distribution $p(x) \propto e^{-\mathcal{E}(x)}$ known up to a normalising constant is an important and challenging problem in statistics. Recent years have seen the rise of a new family of amortised sampling algorithms,…

机器学习 · 计算机科学 2026-05-29 Arran Carter , Sanghyeok Choi , Kirill Tamogashev , Víctor Elvira , Esmeralda S. Whitammer
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