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相关论文: Contrastive Out-of-Distribution Detection for Pret…

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Out-of-Distribution (OOD) detection is a crucial problem for the safe deployment of machine learning models identifying samples that fall outside of the training distribution, i.e. in-distribution data (ID). Most OOD works focus on the…

机器学习 · 计算机科学 2023-10-04 Soroush Seifi , Daniel Olmeda Reino , Nikolay Chumerin , Rahaf Aljundi

Detecting out-of-distribution (OOD) samples plays a key role in open-world and safety-critical applications such as autonomous systems and healthcare. Recently, self-supervised representation learning techniques (via contrastive learning…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Sina Mohseni , Arash Vahdat , Jay Yadawa

Reliable detection of out-of-distribution (OOD) inputs is increasingly understood to be a precondition for deployment of machine learning systems. This paper proposes and investigates the use of contrastive training to boost OOD detection…

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

A recent popular approach to out-of-distribution (OOD) detection is based on a self-supervised learning technique referred to as contrastive learning. There are two main variants of contrastive learning, namely instance and class…

机器学习 · 计算机科学 2022-11-08 Nawid Keshtmand , Raul Santos-Rodriguez , Jonathan Lawry

Detecting Out-of-Domain (OOD) or unknown intents from user queries is essential in a task-oriented dialog system. A key challenge of OOD detection is to learn discriminative semantic features. Traditional cross-entropy loss only focuses on…

计算与语言 · 计算机科学 2021-06-01 Zhiyuan Zeng , Keqing He , Yuanmeng Yan , Zijun Liu , Yanan Wu , Hong Xu , Huixing Jiang , Weiran Xu

Out-of-distribution (OOD) detection aims to identify test examples that do not belong to the training distribution and are thus unlikely to be predicted reliably. Despite a plethora of existing works, most of them focused only on the…

机器学习 · 计算机科学 2023-11-07 Reza Averly , Wei-Lun Chao

Models trained with deep learning often fail to signal when inputs fall outside their training data manifold, leading to unreliable predictions under distribution shift. Prior work suggests that effective out-of-distribution (OOD) detection…

机器学习 · 计算机科学 2026-05-08 Brett Barkley , Preston Culbertson , David Fridovich-Keil

A serious problem in image classification is that a trained model might perform well for input data that originates from the same distribution as the data available for model training, but performs much worse for out-of-distribution (OOD)…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Rajat Koner , Poulami Sinhamahapatra , Karsten Roscher , Stephan Günnemann , Volker Tresp

We present a comprehensive experimental study on pretrained feature extractors for visual out-of-distribution (OOD) detection, focusing on adapting contrastive language-image pretrained (CLIP) models. Without fine-tuning on the training…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Nikolas Adaloglou , Felix Michels , Tim Kaiser , Markus Kollmann

Recent studies have addressed the concern of detecting and rejecting the out-of-distribution (OOD) samples as a major challenge in the safe deployment of deep learning (DL) models. It is desired that the DL model should only be confident…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Umar Khalid , Ashkan Esmaeili , Nazmul Karim , Nazanin Rahnavard

Transformers excel in natural language processing and computer vision tasks. However, they still face challenges in generalizing to Out-of-Distribution (OOD) datasets, i.e. data whose distribution differs from that seen during training. OOD…

机器学习 · 计算机科学 2026-01-30 Yijin Zhou , Yutang Ge , Wenyuan Xie , Linqian Zeng , Xiaowen Dong , Yuguang Wang

Effective out-of-distribution (OOD) detection is crucial for reliable machine learning models, yet most current methods are limited in practical use due to requirements like access to training data or intervention in training. We present a…

机器学习 · 计算机科学 2024-03-13 Fran Jelenić , Josip Jukić , Martin Tutek , Mate Puljiz , Jan Šnajder

Out-of-Distribution (OOD) detection is essential for the trustworthiness of AI systems. Methods using prior information (i.e., subspace-based methods) have shown effective performance by extracting information geometry to detect OOD data…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Kaiyu Guo , Zijian Wang , Tan Pan , Brian C. Lovell , Mahsa Baktashmotlagh

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…

计算与语言 · 计算机科学 2024-04-10 Li-Ming Zhan , Bo Liu , Xiao-Ming Wu

Dialect classification is used in a variety of applications, such as machine translation and speech recognition, to improve the overall performance of the system. In a real-world scenario, a deployed dialect classification model can…

计算与语言 · 计算机科学 2024-03-26 Sourya Dipta Das , Yash Vadi , Abhishek Unnam , Kuldeep Yadav

Outlier exposure (OE) is powerful in out-of-distribution (OOD) detection, enhancing detection capability via model fine-tuning with surrogate OOD data. However, surrogate data typically deviate from test OOD data. Thus, the performance of…

机器学习 · 计算机科学 2023-03-10 Qizhou Wang , Junjie Ye , Feng Liu , Quanyu Dai , Marcus Kalander , Tongliang Liu , Jianye Hao , Bo Han

Out-of-distribution (OOD) detection is a critical task for deploying machine learning models in the open world. Distance-based methods have demonstrated promise, where testing samples are detected as OOD if they are relatively far away from…

机器学习 · 计算机科学 2022-12-09 Yiyou Sun , Yifei Ming , Xiaojin Zhu , Yixuan Li

Prior research on out-of-distribution detection (OoDD) has primarily focused on single-modality models. Recently, with the advent of large-scale pretrained vision-language models such as CLIP, OoDD methods utilizing such multi-modal…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Jeonghyeon Kim , Sangheum Hwang

Out-of-distribution (OOD) detection is critical for safety-sensitive machine learning applications and has been extensively studied, yielding a plethora of methods developed in the literature. However, most studies for OOD detection did not…

计算机视觉与模式识别 · 计算机科学 2023-10-13 Atsuyuki Miyai , Qing Yu , Go Irie , Kiyoharu Aizawa
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