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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…

音频与语音处理 · 电气工程与系统科学 2021-08-03 Siyuan Song , Brecht Desplanques , Celest De Moor , Kris Demuynck , Nilesh Madhu

To improve device robustness, a highly desirable key feature of a competitive data-driven acoustic scene classification (ASC) system, a novel two-stage system based on fully convolutional neural networks (CNNs) is proposed. Our two-stage…

In this report, the Brno University of Technology (BUT) team submissions for Task 1 (Acoustic Scene Classification, ASC) of the DCASE-2019 challenge are described. Also, the analysis of different methods is provided. The proposed approach…

音频与语音处理 · 电气工程与系统科学 2019-07-17 Hossein Zeinali , Lukáš Burget , Jan "Honza'' Černocký

In this paper, the Brno University of Technology (BUT) team submissions for Task 1 (Acoustic Scene Classification, ASC) of the DCASE-2018 challenge are described. Also, the analysis of different methods on the leaderboard set is provided.…

音频与语音处理 · 电气工程与系统科学 2018-10-11 Hossein Zeinali , Lukas Burget , Jan Cernocky

Audio scene classification, the problem of predicting class labels of audio scenes, has drawn lots of attention during the last several years. However, it remains challenging and falls short of accuracy and efficiency. Recently,…

计算机视觉与模式识别 · 计算机科学 2018-05-21 Kele Xu , Dawei Feng , Haibo Mi , Boqing Zhu , Dezhi Wang , Lilun Zhang , Hengxing Cai , Shuwen Liu

Acoustic Scene Classification (ASC) is one of the core research problems in the field of Computational Sound Scene Analysis. In this work, we present SubSpectralNet, a novel model which captures discriminative features by incorporating…

声音 · 计算机科学 2019-02-26 Sai Samarth R Phaye , Emmanouil Benetos , Ye Wang

This article proposes an encoder-decoder network model for Acoustic Scene Classification (ASC), the task of identifying the scene of an audio recording from its acoustic signature. We make use of multiple low-level spectrogram features at…

声音 · 计算机科学 2020-02-12 Lam Pham , Huy Phan , Truc Nguyen , Ramaswamy Palaniappan , Alfred Mertins , Ian McLoughlin

Motivated by the fact that characteristics of different sound classes are highly diverse in different temporal scales and hierarchical levels, a novel deep convolutional neural network (CNN) architecture is proposed for the environmental…

声音 · 计算机科学 2018-06-15 Boqing Zhu , Kele Xu , Dezhi Wang , Lilun Zhang , Bo Li , Yuxing Peng

In this paper, we presents a low-complexity deep learning frameworks for acoustic scene classification (ASC). The proposed framework can be separated into three main steps: Front-end spectrogram extraction, back-end classification, and late…

声音 · 计算机科学 2021-06-17 Lam Pham , Hieu Tang , Anahid Jalali , Alexander Schindler , Ross King

Acoustic scene classification (ASC) has been approached in the last years using deep learning techniques such as convolutional neural networks or recurrent neural networks. Many state-of-the-art solutions are based on image classification…

In this paper, we present a deep learning framework applied for Acoustic Scene Classification (ASC), the task of classifying scene contexts from environmental input sounds. An ASC system generally comprises of two main steps, referred to as…

声音 · 计算机科学 2020-05-27 Dat Ngo , Hao Hoang , Anh Nguyen , Tien Ly , Lam Pham

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,…

声音 · 计算机科学 2018-07-16 Sangwook Park , Seongkyu Mun , Younglo Lee , David K. Han , Hanseok Ko

Acoustic Scene Classification (ASC) aims to classify the environment in which the audio signals are recorded. Recently, Convolutional Neural Networks (CNNs) have been successfully applied to ASC. However, the data distributions of the audio…

声音 · 计算机科学 2020-11-19 Zhao Ren , Qiuqiang Kong , Jing Han , Mark D. Plumbley , Björn W. Schuller

Acoustic scene classification (ASC) is a problem related to the field of machine listening whose objective is to classify/tag an audio clip in a predefined label describing a scene location (e. g. park, airport, etc.). Many state-of-the-art…

声音 · 计算机科学 2020-06-29 Javier Naranjo-Alcazar , Sergi Perez-Castanos , Pedro Zuccarello , Maximo Cobos

Recent efforts have been made on acoustic scene classification in the audio signal processing community. In contrast, few studies have been conducted on acoustic scene clustering, which is a newly emerging problem. Acoustic scene clustering…

音频与语音处理 · 电气工程与系统科学 2023-06-12 Yanxiong Li , Mingle Liu , Wucheng Wang , Yuhan Zhang , Qianhua He

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,…

音频与语音处理 · 电气工程与系统科学 2019-09-20 Weimin Wang , Weiran Wang , Ming Sun , Chao Wang

The current methodology in tackling Acoustic Scene Classification (ASC) task can be described in two steps, preprocessing of the audio waveform into log-mel spectrogram and then using it as the input representation for Convolutional Neural…

音频与语音处理 · 电气工程与系统科学 2020-02-18 Xing Yong Kek , Cheng Siong Chin , Ye Li

Recently, convolutional neural networks (CNN) have achieved the state-of-the-art performance in acoustic scene classification (ASC) task. The audio data is often transformed into two-dimensional spectrogram representations, which are then…

声音 · 计算机科学 2020-07-09 Helin Wang , Yuexian Zou , Dading Chong

The performance of an Acoustic Scene Classification (ASC) system is highly depending on the latent temporal dynamics of the audio signal. In this paper, we proposed a multiple layers temporal pooling method using CNN feature sequence as…

声音 · 计算机科学 2019-04-04 Liwen Zhang , Jiqing Han

Acoustic scene classification is an automatic listening problem that aims to assign an audio recording to a pre-defined scene based on its audio data. Over the years (and in past editions of the DCASE) this problem has often been solved…

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