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相关论文: Robust Novelty Detection through Style-Conscious F…

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Recent text-to-image diffusion models generate high-quality images but struggle to learn new, personalized styles, which limits the creation of unique style templates. In style-driven generation, users typically supply reference images…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Jooyoung Choi , Chaehun Shin , Yeongtak Oh , Heeseung Kim , Jungbeom Lee , Sungroh Yoon

While previous distribution shift detection approaches can identify if a shift has occurred, these approaches cannot localize which specific features have caused a distribution shift -- a critical step in diagnosing or fixing any underlying…

机器学习 · 计算机科学 2021-07-16 Sean Kulinski , Saurabh Bagchi , David I. Inouye

Novelty detection is a fundamental task of machine learning which aims to detect abnormal ($\textit{i.e.}$ out-of-distribution (OOD)) samples. Since diffusion models have recently emerged as the de facto standard generative framework with…

机器学习 · 计算机科学 2023-12-06 Sungik Choi , Hankook Lee , Honglak Lee , Moontae Lee

As a promising field in open-world learning, \textit{Novel Class Discovery} (NCD) is usually a task to cluster unseen novel classes in an unlabeled set based on the prior knowledge of labeled data within the same domain. However, the…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Yicheng Wang , Feng Liu , Junmin Liu , Kai Sun

Point patterns are sets or multi-sets of unordered elements that can be found in numerous data sources. However, in data analysis tasks such as classification and novelty detection, appropriate statistical models for point pattern data have…

机器学习 · 计算机科学 2017-02-09 Ba-Ngu Vo , Quang N. Tran , Dinh Phung , Ba-Tuong Vo

Fashion understanding requires both visual perception and expert-level reasoning about style, occasion, compatibility, and outfit rationale. However, existing fashion datasets remain fragmented and task-specific, often focusing on item…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Kaidong Feng , Zhuoxuan Huang , Huizhong Guo , Yuting Jin , Xinyu Chen , Yue Liang , Yifei Gai , Li Zhou , Yunshan Ma , Zhu Sun

Novelty detection in discrete sequences is a challenging task, since deviations from the process generating the normal data are often small or intentionally hidden. Novelties can be detected by modeling normal sequences and measuring the…

机器学习 · 计算机科学 2023-07-11 Linara Adilova , Siming Chen , Michael Kamp

Deploying robust machine learning models has to account for concept drifts arising due to the dynamically changing and non-stationary nature of data. Addressing drifts is particularly imperative in the security domain due to the…

密码学与安全 · 计算机科学 2022-06-16 Aditya Kuppa , Nhien-An Le-Khac

Novelty detection is the unsupervised problem of identifying anomalies in test data which significantly differ from the training set. Novelty detection is one of the classic challenges in Machine Learning and a core component of several…

机器学习 · 计算机科学 2019-03-06 Rémi Domingues

Distinguishability and, by extension, observability are key properties of dynamical systems. Establishing these properties is challenging, especially when no analytical model is available and they are to be inferred directly from…

系统与控制 · 电气工程与系统科学 2024-06-10 Pierre-François Massiani , Mona Buisson-Fenet , Friedrich Solowjow , Florent Di Meglio , Sebastian Trimpe

When evaluated in dynamic, open-world situations, neural networks struggle to detect unseen classes. This issue complicates the deployment of continual learners in realistic environments where agents are not explicitly informed when novel…

机器学习 · 计算机科学 2023-09-07 Abe Ejilemele , Jorge Mendez-Mendez

Novelty detection is the process of determining whether a query example differs from the learned training distribution. Previous methods attempt to learn the representation of the normal samples via generative adversarial networks (GANs).…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Chengwei Chen , Yuan Xie , Shaohui Lin , Ruizhi Qiao , Jian Zhou , Xin Tan , Yi Zhang , Lizhuang Ma

Robust learning methods aim to learn a clean target distribution from noisy and corrupted training data where a specific corruption pattern is often assumed a priori. Our proposed method can not only successfully learn the clean target…

机器学习 · 计算机科学 2023-02-08 Jeongeun Park , Seungyoun Shin , Sangheum Hwang , Sungjoon Choi

The accelerating pace of scientific publication makes it difficult to identify truly original research among incremental work. We propose a framework for estimating the conceptual novelty of research papers by combining semantic…

机器学习 · 计算机科学 2026-01-06 Zhengxu Yan , Han Li , Yuming Feng

In open-world scenarios, where both novel classes and domains may exist, an ideal segmentation model should detect anomaly classes for safety and generalize to new domains. However, existing methods often struggle to distinguish between…

计算机视觉与模式识别 · 计算机科学 2024-11-07 Zhitong Gao , Bingnan Li , Mathieu Salzmann , Xuming He

In this paper, we propose a model-based characterization of neural networks to detect novel input types and conditions. Novelty detection is crucial to identify abnormal inputs that can significantly degrade the performance of machine…

计算机视觉与模式识别 · 计算机科学 2020-08-17 Gukyeong Kwon , Mohit Prabhushankar , Dogancan Temel , Ghassan AlRegib

We address the problem of novelty detection in multiclass scenarios where some class labels are missing from the training set. Our method is based on the initial assignment of confidence values, which measure the affinity between a new test…

计算机视觉与模式识别 · 计算机科学 2016-05-17 Nomi Vinokurov , Daphna Weinshall

When neural networks process images which do not resemble the distribution seen during training, so called out-of-distribution images, they often make wrong predictions, and do so too confidently. The capability to detect…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Marc Masana , Idoia Ruiz , Joan Serrat , Joost van de Weijer , Antonio M. Lopez

With the improvements in generative models, the issues of producing hallucinations in various domains (e.g., law, writing) have been brought to people's attention due to concerns about misinformation. In this paper, we focus on neural fake…

计算与语言 · 计算机科学 2024-01-30 Wei-Yao Wang , Yu-Chieh Chang , Wen-Chih Peng

Novelty detection methods aim at partitioning the test units into already observed and previously unseen patterns. However, two significant issues arise: there may be considerable interest in identifying specific structures within the…

应用统计 · 统计学 2021-06-18 Francesco Denti , Andrea Cappozzo , Francesca Greselin