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Convolutional Neural Networks have been extensively explored in the task of automatic music tagging. The problem can be approached by using either engineered time-frequency features or raw audio as input. Modulation filter bank…

Sound · Computer Science 2021-05-26 Cyrus Vahidi , Charalampos Saitis , György Fazekas

In this paper, we present the task description and discuss the results of the DCASE 2020 Challenge Task 2: Unsupervised Detection of Anomalous Sounds for Machine Condition Monitoring. The goal of anomalous sound detection (ASD) is to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-11 Yuma Koizumi , Yohei Kawaguchi , Keisuke Imoto , Toshiki Nakamura , Yuki Nikaido , Ryo Tanabe , Harsh Purohit , Kaori Suefusa , Takashi Endo , Masahiro Yasuda , Noboru Harada

Autistic Spectrum Disorder (ASD) is a neurological disease characterized by difficulties with social interaction, communication, and repetitive activities. While its primary origin lies in genetics, early detection is crucial, and…

Machine Learning · Computer Science 2023-12-29 Rownak Ara Rasul , Promy Saha , Diponkor Bala , S M Rakib Ul Karim , Md. Ibrahim Abdullah , Bishwajit Saha

Diagnosis of bearing faults is paramount to reducing maintenance costs and operational breakdowns. Bearing faults are primary contributors to machine vibrations, and analyzing their signal morphology offers insights into their health…

Machine Learning · Computer Science 2026-01-21 Mohammad Al-Sa'd , Tuomas Jalonen , Serkan Kiranyaz , Moncef Gabbouj

Voice spoofing attacks pose a significant threat to automated speaker verification systems. Existing anti-spoofing methods often simulate specific attack types, such as synthetic or replay attacks. However, in real-world scenarios, the…

Sound · Computer Science 2023-09-19 Awais Khan , Khalid Mahmood Malik , Shah Nawaz

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

Current synthetic speech detection (SSD) methods perform well on certain datasets but still face issues of robustness and interpretability. A possible reason is that these methods do not analyze the deficiencies of synthetic speech. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-02 Yuxiang Zhang , Zhuo Li , Jingze Lu , Wenchao Wang , Pengyuan Zhang

In this study, we leverage SCADA data from diverse wind turbines to predict power output, employing advanced time series methods, specifically Functional Neural Networks (FNN) and Long Short-Term Memory (LSTM) networks. A key innovation…

Several studies have been conducted to automatically recognize activities of construction equipment using their generated sound patterns. Most of these studies are focused on single-machine scenarios under controlled environments. However,…

Signal Processing · Electrical Eng. & Systems 2020-04-28 Behnam Sherafat , Abbas Rashidi , Siyuan Song

To develop a sound-monitoring system for machines, a method for detecting anomalous sound under domain shifts is proposed. A domain shift occurs when a machine's physical parameters change. Because a domain shift changes the distribution of…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-15 Kota Dohi , Takashi Endo , Yohei Kawaguchi

Hearing aid is an electroacoustic device used to selectively amplify the audio sounds with an aim to make speech more intelligible for a hearing impaired person. Filter bank is one of the important parts of digital hearing aid where the sub…

Sound · Computer Science 2020-12-22 Arun Sebastian , Manu Francis , Arun Mathew

Multivariate Time Series Anomaly Detection (MTSAD) is critical for real-world monitoring scenarios such as industrial control and aerospace systems. Mainstream reconstruction-based anomaly detection methods suffer from two key limitations:…

Machine Learning · Computer Science 2026-04-13 Jun Liu , Ying Chen , Ziqian Lu , Qinyue Tong , Jun Tang

Anomaly detection plays a crucial role in industrial settings, particularly in maintaining the reliability and optimal performance of cooling systems. Traditional anomaly detection methods often face challenges in handling diverse data…

Machine Learning · Computer Science 2024-04-26 Sarala Naidu , Ning Xiong

Discrete return (DR) Laser Detection and Ranging (Ladar) systems provide a series of echoes that reflect from objects in a scene. These can be first, last or multi-echo returns. In contrast, Full-Waveform (FW)-Ladar systems measure the…

Optics · Physics 2016-02-18 Puneet S Chhabra , Andrew M Wallace , James R Hopgood

In the paper, we consider the line spectral estimation problem in an unlimited sensing framework (USF), where a modulo analog-to-digital converter (ADC) is employed to fold the input signal back into a bounded interval before quantization.…

Signal Processing · Electrical Eng. & Systems 2024-08-14 Hongwei Wang , Jun Fang , Hongbin Li , Geert Leus

Audio signal segmentation is a key task for automatic audio indexing. It consists of detecting the boundaries of class-homogeneous segments in the signal. In many applications, explainable AI is a vital process for transparency of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-18 Théo Mariotte , Antonio Almudévar , Marie Tahon , Alfonso Ortega

The occurrence of manufacturing defects in wind turbine blade (WTB) production can result in significant increases in operation and maintenance costs and lead to severe and disastrous consequences. Therefore, inspection during the…

Signal Processing · Electrical Eng. & Systems 2023-06-21 Gaëtan Frusque , Daniel Mitchell , Jamie Blanche , David Flynn , Olga Fink

The Audio Deep Synthesis Detection (ADD) Challenge has been held to detect generated human-like speech. With our submitted system, this paper provides an overall assessment of track 1 (Low-quality Fake Audio Detection) and track 2…

Sound · Computer Science 2022-10-12 Xiaohui Liu , Meng Liu , Lin Zhang , Linjuan Zhang , Chang Zeng , Kai Li , Nan Li , Kong Aik Lee , Longbiao Wang , Jianwu Dang

Anomaly Detection and Segmentation (AD&S) is crucial for industrial quality control. While existing methods excel in generating anomaly scores for each pixel, practical applications require producing a binary segmentation to identify…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 Alex Costanzino , Pierluigi Zama Ramirez , Mirko Del Moro , Agostino Aiezzo , Giuseppe Lisanti , Samuele Salti , Luigi Di Stefano

This paper presents a unified AI framework for high-accuracy audio anomaly detection by integrating advanced noise reduction, feature extraction, and machine learning modeling techniques. The approach combines spectral subtraction and…

Sound · Computer Science 2025-06-02 Hamideh Khaleghpour , Brett McKinney