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Related papers: Anomalous Sound Detection with Machine Learning: A…

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Research related to automatically detecting Alzheimer's disease (AD) is important, given the high prevalence of AD and the high cost of traditional methods. Since AD significantly affects the acoustics of spontaneous speech, speech…

Sound · Computer Science 2022-09-15 Jekaterina Novikova

Autism spectrum disorder (ASD) can be defined as a neurodevelopmental disorder that affects how children interact, communicate and socialize with others. This disorder can occur in a broad spectrum of symptoms, with varying effects and…

Machine Learning · Computer Science 2021-10-08 Vikram Ramesh , Rida Assaf

The core challenge in industrial equipment anoma lous sound detection (ASD) lies in modeling the time-frequency coupling characteristics of acoustic features. Existing modeling methods are limited by local receptive fields, making it…

Sound · Computer Science 2025-09-03 Chengyuan Ma , Peng Jia , Hongyue Guo , Wenming Yang

This study investigates the performance of robust anomaly detection models in industrial inspection, focusing particularly on their ability to handle noisy data. We propose to leverage the adaptation ability of meta learning approaches to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Muhammad Aqeel , Shakiba Sharifi , Marco Cristani , Francesco Setti

Anomalous sound detection systems must detect unknown, atypical sounds using only normal audio data. Conventional methods use the serial method, a combination of outlier exposure (OE), which classifies normal and pseudo-anomalous data and…

Sound · Computer Science 2022-06-14 Ibuki Kuroyanagi , Tomoki Hayashi , Kazuya Takeda , Tomoki Toda

Unsupervised anomalous sound detection (ASD) aims to detect unknown anomalous sounds of devices when only normal sound data is available. The autoencoder (AE) and self-supervised learning based methods are two mainstream methods. However,…

Sound · Computer Science 2023-10-16 Jian Guan , Youde Liu , Qiuqiang Kong , Feiyang Xiao , Qiaoxi Zhu , Jiantong Tian , Wenwu Wang

Unsupervised anomalous sound detection is concerned with identifying sounds that deviate from what is defined as 'normal', without explicitly specifying the types of anomalies. A significant obstacle is the diversity and rareness of…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-06 Paul Primus , Verena Haunschmid , Patrick Praher , Gerhard Widmer

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…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-19 Haiyan Lan , Qiaoxi Zhu , Jian Guan , Yuming Wei , Wenwu Wang

Automated detection of voice disorders with computational methods is a recent research area in the medical domain since it requires a rigorous endoscopy for the accurate diagnosis. Efficient screening methods are required for the diagnosis…

Quantitative Methods · Quantitative Biology 2018-12-06 Vibhuti Gupta

We present the task description of the Detection and Classification of Acoustic Scenes and Events (DCASE) 2024 Challenge Task 2: First-shot unsupervised anomalous sound detection (ASD) for machine condition monitoring. Continuing from last…

Autism spectrum disorder (ASD) is a brain condition characterized by diverse signs and symptoms that appear in early childhood. ASD is also associated with communication deficits and repetitive behavior in affected individuals. Various ASD…

We propose an outlier robust multivariate time series model which can be used for detecting previously unseen anomalous sounds based on noisy training data. The presented approach doesn't assume the presence of labeled anomalies in the…

Sound · Computer Science 2022-02-07 Wo Jae Lee , Karim Helwani , Arvindh Krishnaswamy , Srikanth Tenneti

This technical report describes two methods that were developed for Task 2 of the DCASE 2020 challenge. The challenge involves an unsupervised learning to detect anomalous sounds, thus only normal machine working condition samples are…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-22 Alexandrine Ribeiro , Luis Miguel Matos , Pedro Jose Pereira , Eduardo C. Nunes , Andre L. Ferreira , Paulo Cortez , Andre Pilastri

Anomaly detection is a fundamental task for time series analytics with important implications for the downstream performance of many applications. Despite increasing academic interest and the large number of methods proposed in the…

Machine Learning · Computer Science 2025-12-03 Emmanouil Sylligardos , John Paparrizos , Themis Palpanas , Pierre Senellart , Paul Boniol

Speech sound disorder (SSD) refers to the developmental disorder in which children encounter persistent difficulties in correctly pronouncing words. Assessment of SSD has been relying largely on trained speech and language pathologists…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-10 Si-Ioi Ng , Tan Lee

Anomaly detection (AD) under data contamination is critical for deploying unsupervised defect detection in industrial environments, where curating perfectly clean training sets is impractical. However, existing methods are sensitive to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Sirojbek Safarov , Jaewoo Park , Yoon Gyo Jung , Kuan-Chuan Peng , Wonchul Kim , Seongdeok Bang , Octavia Camps

We can often verify the correctness of neural network outputs using ground truth labels, but we cannot reliably determine whether the output was produced by normal or anomalous internal mechanisms. Mechanistic anomaly detection (MAD) aims…

Machine Learning · Computer Science 2026-05-26 Hugo Lyons Keenan , Christopher Leckie , Sarah Erfani

Anomalous sound detection for machine condition monitoring has great potential in the development of Industry 4.0. However, these anomalous sounds of machines are usually unavailable in normal conditions. Therefore, the models employed have…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-17 Jisheng Bai , Jianfeng Chen , Mou Wang , Muhammad Saad Ayub , Qingli Yan

In anomalous sound detection, the discriminative method has demonstrated superior performance. This approach constructs a discriminative feature space through the classification of the meta-information labels for normal sounds. This feature…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-17 Takuya Fujimura , Ibuki Kuroyanagi , Tomoki Toda

Machine anomalous sound detection (ASD) has emerged as one of the most promising applications in the Industrial Internet of Things (IIoT) due to its unprecedented efficacy in mitigating risks of malfunctions and promoting production…

Sound · Computer Science 2024-08-28 Anbai Jiang , Yuchen Shi , Pingyi Fan , Wei-Qiang Zhang , Jia Liu