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Acoustic Scene Classification (ASC) is a challenging task, as a single scene may involve multiple events that contain complex sound patterns. For example, a cooking scene may contain several sound sources including silverware clinking,…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-20 Weimin Wang , Weiran Wang , Ming Sun , Chao Wang

Acoustic scene classification identifies an input segment into one of the pre-defined classes using spectral information. The spectral information of acoustic scenes may not be mutually exclusive due to common acoustic properties across…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-18 Hee-Soo Heo , Jee-weon Jung , Hye-jin Shim , Ha-Jin Yu

This paper presents the Low-Complexity Acoustic Scene Classification with Device Information Task of the DCASE 2025 Challenge, along with its baseline system. Continuing the focus on low-complexity models, data efficiency, and device…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-08 Florian Schmid , Paul Primus , Toni Heittola , Annamaria Mesaros , Irene Martín-Morató , Gerhard Widmer

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

In this paper, we propose a sub-utterance unit selection framework to remove acoustic segments in audio recordings that carry little information for acoustic scene classification (ASC). Our approach is built upon a universal set of acoustic…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-04 Hu Hu , Sabato Marco Siniscalchi , Yannan Wang , Xue Bai , Jun Du , Chin-Hui Lee

Acoustic scene classification (ASC) is a crucial research problem in computational auditory scene analysis, and it aims to recognize the unique acoustic characteristics of an environment. One of the challenges of the ASC task is the domain…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-01 Jisheng Bai , Mou Wang , Haohe Liu , Han Yin , Yafei Jia , Siwei Huang , Yutong Du , Dongzhe Zhang , Dongyuan Shi , Woon-Seng Gan , Mark D. Plumbley , Susanto Rahardja , Bin Xiang , Jianfeng Chen

In this technical report, we present a joint effort of four groups, namely GT, USTC, Tencent, and UKE, to tackle Task 1 - Acoustic Scene Classification (ASC) in the DCASE 2020 Challenge. Task 1 comprises two different sub-tasks: (i) Task 1a…

Acoustic scene classification (ASC) aims to identify the type of scene (environment) in which a given audio signal is recorded. The log-mel feature and convolutional neural network (CNN) have recently become the most popular time-frequency…

Sound · Computer Science 2021-08-12 Yuzhong Wu , Tan Lee

One of the biggest challenges of acoustic scene classification (ASC) is to find proper features to better represent and characterize environmental sounds. Environmental sounds generally involve more sound sources while exhibiting less…

Sound · Computer Science 2019-04-11 Hongwei Song , Jiqing Han , Shiwen Deng

Significant efforts are being invested to bring state-of-the-art classification and recognition to edge devices with extreme resource constraints (memory, speed, and lack of GPU support). Here, we demonstrate the first deep network for…

Sound · Computer Science 2022-09-21 Md Mohaimenuzzaman , Christoph Bergmeir , Ian Thomas West , Bernd Meyer

As the development of lightweight deep learning algorithms, various deep neural network (DNN) models have been proposed for the remote sensing scene classification (RSSC) application. However, it is still challenging for these RSSC models…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Yang Zhao , Shusheng Li , Xueshang Feng

In this paper, we present an acoustic scene classification framework based on a large-margin factorized convolutional neural network (CNN). We adopt the factorized CNN to learn the patterns in the time-frequency domain by factorizing the 2D…

Sound · Computer Science 2019-10-16 Janghoon Cho , Sungrack Yun , Hyoungwoo Park , Jungyun Eum , Kyuwoong Hwang

In this work, we propose an approach that features deep feature embedding learning and hierarchical classification with triplet loss function for Acoustic Scene Classification (ASC). In the one hand, a deep convolutional neural network is…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-13 Lam Pham , Ian McLoughlin , Huy Phan , Ramaswamy Palaniappan , Alfred Mertins

In this paper, we present a high-performance and light-weight deep learning model for Remote Sensing Image Classification (RSIC), the task of identifying the aerial scene of a remote sensing image. To this end, we first valuate various…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Lam Pham , Cam Le , Dat Ngo , Anh Nguyen , Jasmin Lampert , Alexander Schindler , Ian McLoughlin

In the past, Acoustic Scene Classification systems have been based on hand crafting audio features that are input to a classifier. Nowadays, the common trend is to adopt data driven techniques, e.g., deep learning, where audio…

Sound · Computer Science 2018-06-29 Eduardo Fonseca , Rong Gong , Xavier Serra

This paper presents a Depthwise Disout Convolutional Neural Network (DD-CNN) for the detection and classification of urban acoustic scenes. Specifically, we use log-mel as feature representations of acoustic signals for the inputs of our…

Sound · Computer Science 2020-07-28 Jingqiao Zhao , Zhen-Hua Feng , Qiuqiang Kong , Xiaoning Song , Xiao-Jun Wu

The emerging task of fine-grained image classification in low-data regimes assumes the presence of low inter-class variance and large intra-class variation along with a highly limited amount of training samples per class. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-01 Dmitry Demidov , Abduragim Shtanchaev , Mihail Mihaylov , Mohammad Almansoori

Acoustic scene classification (ASC) and acoustic event detection (AED) are different but related tasks. Acoustic events can provide useful information for recognizing acoustic scenes. However, most of the datasets are provided without…

Sound · Computer Science 2020-10-27 Ruixiong Zhang , Wei Zou , Xiangang Li

Scene recognition is an image recognition problem aimed at predicting the category of the place at which the image is taken. In this paper, a new scene recognition method using the convolutional neural network (CNN) is proposed. The…

Computer Vision and Pattern Recognition · Computer Science 2019-07-19 Hongje Seong , Junhyuk Hyun , Euntai Kim

Machine learning algorithms, when trained on audio recordings from a limited set of devices, may not generalize well to samples recorded using other devices with different frequency responses. In this work, a relatively straightforward…

Sound · Computer Science 2021-05-26 Michał Kośmider