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Related papers: Low-complexity CNNs for Acoustic Scene Classificat…

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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

Spatially selective active noise control (SSANC) hearables aim to attenuate noise from certain directions at the eardrum while preserving desired speech arriving from selected directions. Existing SSANC systems typically assume an accurate…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-19 Tong Xiao , Reinhild Roden , Matthias Blau , Simon Doclo

In this paper we present our work on Task 1 Acoustic Scene Classi- fication and Task 3 Sound Event Detection in Real Life Recordings. Among our experiments we have low-level and high-level features, classifier optimization and other…

Few-shot sound event detection is the task of detecting sound events, despite having only a few labelled examples of the class of interest. This framework is particularly useful in bioacoustics, where often there is a need to annotate very…

We live in a rich and varied acoustic world, which is experienced by individuals or communities as a soundscape. Computational auditory scene analysis, disentangling acoustic scenes by detecting and classifying events, focuses on objective…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-26 Yuanbo Hou , Qiaoqiao Ren , Andrew Mitchell , Wenwu Wang , Jian Kang , Tony Belpaeme , Dick Botteldooren

This technical report describes the IOA team's submission for TASK1A of DCASE2019 challenge. Our acoustic scene classification (ASC) system adopts a data augmentation scheme employing generative adversary networks. Two major classifiers, 1D…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-17 Hangting Chen , Zuozhen Liu , Zongming Liu , Pengyuan Zhang , Yonghong Yan

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, identifying whether a given sound was normal or anomalous without…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-28 Yohei Kawaguchi , Keisuke Imoto , Yuma Koizumi , Noboru Harada , Daisuke Niizumi , Kota Dohi , Ryo Tanabe , Harsh Purohit , Takashi Endo

This paper describes an acoustic scene classification method which achieved the 4th ranking result in the IEEE AASP challenge of Detection and Classification of Acoustic Scenes and Events 2016. In order to accomplish the ensuing task,…

Sound · Computer Science 2018-07-16 Sangwook Park , Seongkyu Mun , Younglo Lee , David K. Han , Hanseok Ko

Acoustic scene classification systems using deep neural networks classify given recordings into pre-defined classes. In this study, we propose a novel scheme for acoustic scene classification which adopts an audio tagging system inspired by…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-21 Jee-weon Jung , Hye-jin Shim , Ju-ho Kim , Seung-bin Kim , Ha-Jin Yu

Crowd counting is a challenging task due to the large variations in crowd distributions. Previous methods tend to tackle the whole image with a single fixed structure, which is unable to handle diverse complicated scenes with different…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Zhikang Zou , Yu Cheng , Xiaoye Qu , Shouling Ji , Xiaoxiao Guo , Pan Zhou

We present an iVector based Acoustic Scene Classification (ASC) system suited for real life settings where active foreground speech can be present. In the proposed system, each recording is represented by a fixed-length iVector that models…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-03 Siyuan Song , Brecht Desplanques , Celest De Moor , Kris Demuynck , Nilesh Madhu

In the acoustic scene classification (ASC) task, an acoustic scene consists of diverse sounds and is inferred by identifying combinations of distinct attributes among them. This study aims to extract and cluster these attributes effectively…

Sound · Computer Science 2022-07-01 Won-Gook Choi , Joon-Hyuk Chang , Jae-Mo Yang , Han-Gil Moon

Auditory scene analysis (ASA) aims to retrieve information from the acoustic environment, by carrying out three main tasks: sound source location, separation, and classification. These tasks are traditionally executed with a linear data…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Caleb Rascon , Luis Gato-Diaz , Eduardo García-Alarcón

Acoustic scene classification (ASC) suffers from device-induced domain shift, especially when labels are limited. Prior work focuses on curriculum-based training schedules that structure data presentation by ordering or reweighting training…

Sound · Computer Science 2026-02-02 Peihong Zhang , Yuxuan Liu , Rui Sang , Zhixin Li , Yiqiang Cai , Yizhou Tan , Shengchen Li

Anomalous Sound Detection (ASD) is often formulated as a machine attribute classification task, a strategy necessitated by the common scenario where only normal data is available for training. However, the exhaustive collection of machine…

Sound · Computer Science 2025-09-22 Xin Fang , Guirui Zhong , Qing Wang , Fan Chu , Lei Wang , Mengui Qian , Mingqi Cai , Jiangzhao Wu , Jianqing Gao , Jun Du

This paper describes the Speech Technology Center (STC) antispoofing systems submitted to the ASVspoof 2019 challenge. The ASVspoof2019 is the extended version of the previous challenges and includes 2 evaluation conditions: logical access…

We study the problem of estimating the frequencies of several complex sinusoids with constant amplitude (CA) (also called constant modulus) from multichannel signals of their superposition. To exploit the CA property for frequency…

Optimization and Control · Mathematics 2024-04-23 Xunmeng Wu , Zai Yang , Zongben Xu

Acoustic scene classification is the task of identifying the scene from which the audio signal is recorded. Convolutional neural network (CNN) models are widely adopted with proven successes in acoustic scene classification. However, there…

Sound · Computer Science 2019-01-08 Yuzhong Wu , Tan Lee

Audio classification is the task of identifying the sound categories that are associated with a given audio signal. This paper presents an investigation on large-scale audio classification based on the recently released AudioSet database.…

Sound · Computer Science 2018-10-31 Yuzhong Wu , Tan Lee

Acoustic scene classification is a process of characterizing and classifying the environments from sound recordings. The first step is to generate features (representations) from the recorded sound and then classify the background…

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