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Previous deep learning-based event denoising methods mostly suffer from poor interpretability and difficulty in real-time processing due to their complex architecture designs. In this paper, we propose window-based event denoising, which…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 Huachen Fang , Jinjian Wu , Qibin Hou , Weisheng Dong , Guangming Shi

Sound event detection (SED) and acoustic scene classification (ASC) are major tasks in environmental sound analysis. Considering that sound events and scenes are closely related to each other, some works have addressed joint analyses of…

Sound event detection (SED) is essential for recognizing specific sounds and their temporal locations within acoustic signals. This becomes challenging particularly for on-device applications, where computational resources are limited. To…

Sound · Computer Science 2024-02-07 Yang Xiao , Rohan Kumar Das

This paper proposes a Region-based Convolutional Recurrent Neural Network (R-CRNN) for audio event detection (AED). The proposed network is inspired by Faster-RCNN, a well known region-based convolutional network framework for visual object…

Sound · Computer Science 2018-08-22 Chieh-Chi Kao , Weiran Wang , Ming Sun , Chao Wang

Sound Event Localization and Detection (SELD) is a problem related to the field of machine listening whose objective is to recognize individual sound events, detect their temporal activity, and estimate their spatial location. Thanks to the…

This report proposes a polyphonic sound event detection (SED) method for the DCASE 2020 Challenge Task 4. The proposed SED method is based on semi-supervised learning to deal with the different combination of training datasets such as…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-03 Nam Kyun Kim , Hong Kook Kim

In the domain of time series analysis, particularly in event detection tasks, current methodologies predominantly rely on segmentation-based approaches, which predict the class label for each individual timesteps and use the changepoints of…

Artificial Intelligence · Computer Science 2024-08-26 Clark Peng , Tolga Dinçer

The brain electrical activity presents several short events during sleep that can be observed as distinctive micro-structures in the electroencephalogram (EEG), such as sleep spindles and K-complexes. These events have been associated with…

Signal Processing · Electrical Eng. & Systems 2020-10-06 Nicolás I. Tapia , Pablo A. Estévez

Polyphonic sound event localization and detection (SELD), which jointly performs sound event detection (SED) and direction-of-arrival (DoA) estimation, detects the type and occurrence time of sound events as well as their corresponding DoA…

Sound · Computer Science 2021-02-12 Yin Cao , Turab Iqbal , Qiuqiang Kong , Fengyan An , Wenwu Wang , Mark D. Plumbley

Sound event localization and detection (SELD) is a joint task of sound event detection and direction-of-arrival estimation. In DCASE 2022 Task 3, types of data transform from computationally generated spatial recordings to recordings of…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-12 Jinbo Hu , Yin Cao , Ming Wu , Qiuqiang Kong , Feiran Yang , Mark D. Plumbley , Jun Yang

In recent years, exploring effective sound separation (SSep) techniques to improve overlapping sound event detection (SED) attracts more and more attention. Creating accurate separation signals to avoid the catastrophic error accumulation…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-07 Yunhao Liang , Yanhua Long , Yijie Li , Jiaen Liang

Recent advances in generating synthetic captions based on audio and related metadata allow using the information contained in natural language as input for other audio tasks. In this paper, we propose a novel method to guide a sound event…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-29 Manu Harju , Annamaria Mesaros

This paper presents the sound event localization and detection (SELD) task setup for the DCASE 2019 challenge. The goal of the SELD task is to detect the temporal activities of a known set of sound event classes, and further localize them…

Sound · Computer Science 2019-05-27 Sharath Adavanne , Archontis Politis , Tuomas Virtanen

This paper presents our work of training acoustic event detection (AED) models using unlabeled dataset. Recent acoustic event detectors are based on large-scale neural networks, which are typically trained with huge amounts of labeled data.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-05-01 Bowen Shi , Ming Sun , Chieh-Chi Kao , Viktor Rozgic , Spyros Matsoukas , Chao Wang

Bioacoustic sensors, sometimes known as autonomous recording units (ARUs), can record sounds of wildlife over long periods of time in scalable and minimally invasive ways. Deriving per-species abundance estimates from these sensors requires…

Convolutional recurrent neural networks (CRNNs) have achieved state-of-the-art performance for sound event detection (SED). In this paper, we propose to use a dilated CRNN, namely a CRNN with a dilated convolutional kernel, as the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-21 Yanxiong Li , Mingle Liu , Konstantinos Drossos , Tuomas Virtanen

The understanding of the surrounding environment plays a critical role in autonomous robotic systems, such as self-driving cars. Extensive research has been carried out concerning visual perception. Yet, to obtain a more complete perception…

Audio and Speech Processing · Electrical Eng. & Systems 2021-01-13 Karim Guirguis , Christoph Schorn , Andre Guntoro , Sherif Abdulatif , Bin Yang

Spatial semantic segmentation of sound scenes (S5) involves the accurate identification of active sound classes and the precise separation of their sources from complex acoustic mixtures. Conventional systems rely on a two-stage pipeline -…

Sound · Computer Science 2025-07-24 Tobias Morocutti , Jonathan Greif , Paul Primus , Florian Schmid , Gerhard Widmer

Environment shifts and conflicts present significant challenges for learning-based sound event localization and detection (SELD) methods. SELD systems, when trained in particular acoustic settings, often show restricted generalization…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-08 Jinbo Hu , Yin Cao , Ming Wu , Qiuqiang Kong , Feiran Yang , Mark D. Plumbley , Jun Yang

Due to the growing demand for improving surveillance capabilities in smart cities, systems need to be developed to provide better monitoring capabilities to competent authorities, agencies responsible for strategic resource management, and…

Sound · Computer Science 2020-02-04 Tito Spadini , Dimitri Leandro de Oliveira Silva , Ricardo Suyama