Description and discussion on DCASE 2021 challenge task 2: Unsupervised anomalous sound detection for machine condition monitoring under domain shifted …

Y Kawaguchi, K Imoto, Y Koizumi, N Harada… - arxiv preprint arxiv …, 2021 - arxiv.org
We present the task description and discussion on the results of the DCASE 2021 Challenge
Task 2. In 2020, we organized an unsupervised anomalous sound detection (ASD) task …

Why do angular margin losses work well for semi-supervised anomalous sound detection?

K Wilkinghoff, F Kurth - IEEE/ACM Transactions on Audio …, 2023 - ieeexplore.ieee.org
State-of-the-art anomalous sound detection systems often utilize angular margin losses to
learn suitable representations of acoustic data using an auxiliary task, which usually is a …

Self-supervised representation learning for unsupervised anomalous sound detection under domain shift

H Chen, Y Song, LR Dai… - ICASSP 2022-2022 …, 2022 - ieeexplore.ieee.org
In this paper, a self-supervised representation learning method is proposed for anomalous
sound detection (ASD). ASD has received much research attention in recent DCASE …

Outlier-aware inlier modeling and multi-scale scoring for anomalous sound detection via multitask learning

Y Zhang, H Suo, Y Wan, M Li - arxiv preprint arxiv:2309.07500, 2023 - arxiv.org
This paper proposes an approach for anomalous sound detection that incorporates outlier
exposure and inlier modeling within a unified framework by multitask learning. While outlier …

An effective anomalous sound detection method based on representation learning with simulated anomalies

H Chen, Y Song, Z Zhuo, Y Zhou, YH Li… - ICASSP 2023-2023 …, 2023 - ieeexplore.ieee.org
In this paper, we propose an effective anomalous sound detection (ASD) method based on
representation learning with simulated anomalies. Recently, ASD systems have used Outlier …

SSDPT: Self-supervised dual-path transformer for anomalous sound detection

J Bai, J Chen, M Wang, MS Ayub, Q Yan - Digital Signal Processing, 2023 - Elsevier
Anomalous sound detection for machine condition monitoring or structural health monitoring
is essential in the development of Industry 4.0. However, the anomalous sounds of …

Anomalous sound detection based on machine activity detection

T Nishida, K Dohi, T Endo, M Yamamoto… - 2022 30th European …, 2022 - ieeexplore.ieee.org
We have developed an unsupervised anomalous sound detection method for machine
condition monitoring that utilizes an auxiliary task-detecting when the target machine is …

SW-WAVENET: learning representation from spectrogram and WaveGram using WaveNet for anomalous sound detection

H Chen, L Ran, X Sun, C Cai - ICASSP 2023-2023 IEEE …, 2023 - ieeexplore.ieee.org
Anomalous Sound Detection (ASD) aims to identify whether the sound emitted from a
machine is anomalous or not. Most advanced methods use 2-D CNNs to extract features of …

[PDF][PDF] Thuee system for first-shot unsupervised anomalous sound detection for machine condition monitoring

A Jiang, Q Hou, J Liu, P Fan, J Ma, C Lu… - Proceedings of the …, 2023 - dcase.community
This report presents our work for DCASE 2023 Task 2: firstshot unsupervised anomalous
sound detection for machine condition monitoring. This task mainly focuses on first-shot …

Improvement of serial approach to anomalous sound detection by incorporating two binary cross-entropies for outlier exposure

I Kuroyanagi, T Hayashi, K Takeda… - 2022 30th European …, 2022 - ieeexplore.ieee.org
Anomalous sound detection systems must detect unknown, atypical sounds using only
normal audio data. Conventional methods use the serial method, a combination of outlier …