中文
相关论文

相关论文: Using UMAP to Inspect Audio Data for Unsupervised …

200 篇论文

Change point detection (CPD) and anomaly detection (AD) are essential techniques in various fields to identify abrupt changes or abnormal data instances. However, existing methods are often constrained to univariate data, face scalability…

Unsupervised Domain Adaptation (UDA) aims to classify unlabeled target domain by transferring knowledge from labeled source domain with domain shift. Most of the existing UDA methods try to mitigate the adverse impact induced by the shift…

机器学习 · 计算机科学 2022-12-13 Weikai Li , Songcan Chen

Anomalous Sound Detection (ASD) aims at identifying anomalous sounds from machines and has gained extensive research interests from both academia and industry. However, the uncertainty of anomaly location and much redundant information such…

声音 · 计算机科学 2025-08-22 Guirui Zhong , Qing Wang , Jun Du , Lei Wang , Mingqi Cai , Xin Fang

Unsupervised domain adaptation (UDA) is important for applications where large scale annotation of representative data is challenging. For semantic segmentation in particular, it helps deploy on real "target domain" data models that are…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Tuan-Hung Vu , Himalaya Jain , Maxime Bucher , Matthieu Cord , Patrick Pérez

Unsupervised anomaly detection (UAD) methods are trained with normal (or healthy) images only, but during testing, they are able to classify normal and abnormal (or disease) images. UAD is an important medical image analysis (MIA) method to…

图像与视频处理 · 电气工程与系统科学 2023-08-16 Yu Tian , Fengbei Liu , Guansong Pang , Yuanhong Chen , Yuyuan Liu , Johan W. Verjans , Rajvinder Singh , Gustavo Carneiro

Selecting informative data points for expert feedback can significantly improve the performance of anomaly detection (AD) in various contexts, such as medical diagnostics or fraud detection. In this paper, we determine a set of theoretical…

机器学习 · 计算机科学 2023-07-06 Aodong Li , Chen Qiu , Marius Kloft , Padhraic Smyth , Stephan Mandt , Maja Rudolph

Anomaly detection (AD) is a fundamental task in computer vision. It aims to identify incorrect image data patterns which deviate from the normal ones. Conventional methods generally address AD by preparing augmented negative samples to…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Jianjian Qin , Chunzhi Gu , Jun Yu , Chao Zhang

Unsupervised Domain Adaptation (UDA) seeks to transfer knowledge from a labeled source domain to an unlabeled target domain but often suffers from severe domain and scale gaps that degrade performance. Existing cross-attention-based…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Zelin Zang , Yehui Yang , Fei Wang , Liangyu Li , Baigui Sun

Unsupervised Domain Adaptation (UDA) is a key issue in visual recognition, as it allows to bridge different visual domains enabling robust performances in the real world. To date, all proposed approaches rely on human expertise to manually…

计算机视觉与模式识别 · 计算机科学 2021-10-25 Luca Robbiano , Muhammad Rameez Ur Rahman , Fabio Galasso , Barbara Caputo , Fabio Maria Carlucci

Automatic detection of machine anomaly remains challenging for machine learning. We believe the capability of generative adversarial network (GAN) suits the need of machine audio anomaly detection, yet rarely has this been investigated by…

声音 · 计算机科学 2023-04-03 Anbai Jiang , Wei-Qiang Zhang , Yufeng Deng , Pingyi Fan , Jia Liu

Anomalous sound detection (ASD) is the task of identifying whether the sound emitted from an object is normal or anomalous. In some cases, early detection of this anomaly can prevent several problems. This article presents a Systematic…

声音 · 计算机科学 2021-02-17 Eduardo C. Nunes

Unsupervised Domain Adaptive Object Detection (UDA-OD) uses unlabelled data to improve the reliability of robotic vision systems in open-world environments. Previous approaches to UDA-OD based on self-training have been effective in…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Nicolas Harvey Chapman , Feras Dayoub , Will Browne , Christopher Lehnert

The aim of this paper is to give an overview of the recent advancements in the Unsupervised Domain Adaptation (UDA) of deep networks for semantic segmentation. This task is attracting a wide interest, since semantic segmentation models…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Marco Toldo , Andrea Maracani , Umberto Michieli , Pietro Zanuttigh

Unsupervised anomalous sound detection aims to detect unknown anomalous sounds by training a model using only normal audio data. Despite advancements in self-supervised methods, the issue of frequent false alarms when handling samples of…

声音 · 计算机科学 2025-09-19 Shun Huang , Zhihua Fang , Liang He

Many speech enhancement methods try to learn the relationship between noisy and clean speech, obtained using an acoustic room simulator. We point out several limitations of enhancement methods relying on clean speech targets; the goal of…

计算与语言 · 计算机科学 2018-12-26 Geonmin Kim , Hwaran Lee , Bo-Kyeong Kim , Sang-Hoon Oh , Soo-Young Lee

State-of-the-art anomalous sound detection (ASD) systems in domain-shifted conditions rely on projecting audio signals into an embedding space and using distance-based outlier detection to compute anomaly scores. One of the major…

音频与语音处理 · 电气工程与系统科学 2025-10-29 Kevin Wilkinghoff , Haici Yang , Janek Ebbers , François G. Germain , Gordon Wichern , Jonathan Le Roux

In the advancement of industrial informatization, unsupervised anomaly detection technology effectively overcomes the scarcity of abnormal samples and significantly enhances the automation and reliability of smart manufacturing. As an…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Yuxuan Lin , Yang Chang , Xuan Tong , Jiawen Yu , Antonio Liotta , Guofan Huang , Wei Song , Deyu Zeng , Zongze Wu , Yan Wang , Wenqiang Zhang

The Detection and Classification of Acoustic Scenes and Events Challenge Task 4 aims to advance sound event detection (SED) systems in domestic environments by leveraging training data with different supervision uncertainty. Participants…

音频与语音处理 · 电气工程与系统科学 2024-06-13 Samuele Cornell , Janek Ebbers , Constance Douwes , Irene Martín-Morató , Manu Harju , Annamaria Mesaros , Romain Serizel

Self-supervised learning methods have achieved promising performance for anomalous sound detection (ASD) under domain shift, where the type of domain shift is considered in feature learning by incorporating section IDs. However, the…

音频与语音处理 · 电气工程与系统科学 2023-12-19 Haiyan Lan , Qiaoxi Zhu , Jian Guan , Yuming Wei , Wenwu Wang

Recent studies give more attention to the anomaly detection (AD) methods that can leverage a handful of labeled anomalies along with abundant unlabeled data. These existing anomaly-informed AD methods rely on manually predefined score…

机器学习 · 计算机科学 2023-06-27 Minqi Jiang , Songqiao Han , Hailiang Huang