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The majority of sound scene analysis work focuses on one of two clearly defined tasks: acoustic scene classification or sound event detection. Whilst this separation of tasks is useful for problem definition, they inherently ignore some…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-30 Helen L. Bear , Toni Heittola , Annamaria Mesaros , Emmanouil Benetos , Tuomas Virtanen

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

In this technical report, the systems we submitted for subtask 4 of the DCASE 2021 challenge, regarding sound event detection, are described in detail. These models are closely related to the baseline provided for this problem, as they are…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-20 Wim Boes , Hugo Van hamme

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

This paper presents a low-complexity framework for acoustic scene classification (ASC). Most of the frameworks designed for ASC use convolutional neural networks (CNNs) due to their learning ability and improved performance compared to…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-26 Arshdeep Singh , Mark D. Plumbley

In this paper, we propose a method for incremental learning of two distinct tasks over time: acoustic scene classification (ASC) and audio tagging (AT). We use a simple convolutional neural network (CNN) model as an incremental learner to…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-25 Manjunath Mulimani , Annamaria Mesaros

Sound event detection (SED) and acoustic scene classification (ASC) are important research topics in environmental sound analysis. Many research groups have addressed SED and ASC using neural-network-based methods, such as the convolutional…

Sound · Computer Science 2021-02-24 Noriyuki Tonami , Keisuke Imoto , Ryosuke Yamanishi , Yoichi Yamashita

Environmental sound analysis is currently getting more and more attentions. In the domain, acoustic scene classification and acoustic event classification are two closely related tasks. In this letter, a two-stage method is proposed for the…

Sound · Computer Science 2021-03-31 Weiping Zheng , Dacan Jiang , Gansen Zhao

In this paper, we present a comprehensive analysis of Acoustic Scene Classification (ASC), the task of identifying the scene of an audio recording from its acoustic signature. In particular, we firstly propose an inception-based and low…

Sound · Computer Science 2022-10-18 Lam Pham , Dusan Salovic , Anahid Jalali , Alexander Schindler , Khoa Tran , Canh Vu , Phu X. Nguyen

Acoustic Scene Classification (ASC) is a fundamental problem in computational audition, which seeks to classify environments based on the distinctive acoustic features. In the ASC task of the APSIPA ASC 2025 Grand Challenge, the organizers…

Sound · Computer Science 2025-08-26 Bochao Sun , Dong Wang , ZhanLong Yang , Jun Yang , Han Yin

In this paper, we propose an efficient MLP-based approach for learning audio representations, namely timestamp and scene-level audio embeddings. We use an encoder consisting of sequentially stacked gated MLP blocks, which accept 2D MFCCs as…

Sound · Computer Science 2022-03-17 Mashrur M. Morshed , Ahmad Omar Ahsan , Hasan Mahmud , Md. Kamrul Hasan

Most state-of-the-art Deep Learning (DL) approaches for speaker recognition work on a short utterance level. Given the speech signal, these algorithms extract a sequence of speaker embeddings from short segments and those are averaged to…

Sound · Computer Science 2019-07-03 Miquel India , Pooyan Safari , Javier Hernando

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

Audio tagging aims to predict one or several labels in an audio clip. Many previous works use weakly labelled data (WLD) for audio tagging, where only presence or absence of sound events is known, but the order of sound events is unknown.…

Sound · Computer Science 2018-08-07 Yuanbo Hou , Qiuqiang Kong , Shengchen Li

Frequently misclassified pairs of classes that share many common acoustic properties exist in acoustic scene classification (ASC). To distinguish such pairs of classes, trivial details scattered throughout the data could be vital clues.…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-10 Hye-jin Shim , Jee-weon Jung , Ju-ho Kim , Ha-jin Yu

In this paper, we present deep learning frameworks for audio-visual scene classification (SC) and indicate how individual visual and audio features as well as their combination affect SC performance. Our extensive experiments, which are…

Sound · Computer Science 2021-06-17 Lam Pham , Alexander Schindler , Mina Schütz , Jasmin Lampert , Sven Schlarb , Ross King

Considering that acoustic scenes and sound events are closely related to each other, in some previous papers, a joint analysis of acoustic scenes and sound events utilizing multitask learning (MTL)-based neural networks was proposed. In…

Sound · Computer Science 2022-07-12 Shunsuke Tsubaki , Keisuke Imoto , Nobutaka Ono

Acoustic scene classification is an intricate problem for a machine. As an emerging field of research, deep Convolutional Neural Networks (CNN) achieve convincing results. In this paper, we explore the use of multi-scale Dense connected…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Dawei Feng , Kele Xu , Haibo Mi , Feifan Liao , Yan Zhou

In acoustic scene classification (ASC), acoustic features play a crucial role in the extraction of scene information, which can be stored over different time scales. Moreover, the limited size of the dataset may lead to a biased model with…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-17 Hangting Chen , Zuozhen Liu , Zongming Liu , Pengyuan Zhang

This thesis focuses on dealing with the task of acoustic scene classification (ASC), and then applied the techniques developed for ASC to a real-life application of detecting respiratory disease. To deal with ASC challenges, this thesis…

Sound · Computer Science 2021-07-21 Lam Pham