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In this paper, a special decision surface for the weakly-supervised sound event detection (SED) and a disentangled feature (DF) for the multi-label problem in polyphonic SED are proposed. We approach SED as a multiple instance learning…

Sound · Computer Science 2020-04-13 Liwei Lin , Xiangdong Wang , Hong Liu , Yueliang Qian

Sound event detection (SED) and localization refer to recognizing sound events and estimating their spatial and temporal locations. Using neural networks has become the prevailing method for SED. In the area of sound localization, which is…

Sound · Computer Science 2019-11-06 Yin Cao , Qiuqiang Kong , Turab Iqbal , Fengyan An , Wenwu Wang , Mark D. Plumbley

A central problem in building effective sound event detection systems is the lack of high-quality, strongly annotated sound event datasets. For this reason, Task 4 of the DCASE 2024 challenge proposes learning from two heterogeneous…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-19 Florian Schmid , Paul Primus , Tobias Morocutti , Jonathan Greif , Gerhard Widmer

Sound Event Detection (SED) detects regions of sound events, while Speaker Diarization (SD) segments speech conversations attributed to individual speakers. In SED, all speaker segments are classified as a single speech event, while in SD,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-16 Yidi Jiang , Ruijie Tao , Wen Huang , Qian Chen , Wen Wang

Detection of common events and scenes from audio is useful for extracting and understanding human contexts in daily life. Prior studies have shown that leveraging knowledge from a relevant domain is beneficial for a target acoustic event…

Background: Active noise cancellation has been a subject of research for decades. Traditional techniques, like the Fast Fourier Transform, have limitations in certain scenarios. This research explores the use of deep neural networks (DNNs)…

Sound · Computer Science 2024-06-03 Brandon Colelough , Andrew Zheng

Event Detection (ED) aims to identify event trigger words from a given text and classify it into an event type. Most of current methods to ED rely heavily on training instances, and almost ignore the correlation of event types. Hence, they…

Information Retrieval · Computer Science 2023-02-03 Shumin Deng , Ningyu Zhang , Luoqiu Li , Hui Chen , Huaixiao Tou , Mosha Chen , Fei Huang , Huajun Chen

Joint channel estimation and signal detection (JCESD) is crucial in orthogonal frequency division multiplexing (OFDM) systems, but traditional algorithms perform poorly in low signal-to-noise ratio (SNR) scenarios. Deep learning (DL)…

Signal Processing · Electrical Eng. & Systems 2024-06-24 Haocheng Ju , Haimiao Zhang , Lin Li , Xiao Li , Bin Dong

Few-shot learning systems for sound event recognition have gained interests since they require only a few examples to adapt to new target classes without fine-tuning. However, such systems have only been applied to chunks of sounds for…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-19 Kazuki Shimada , Yuichiro Koyama , Akira Inoue

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

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

Object detection is an important task in computer vision which serves a lot of real-world applications such as autonomous driving, surveillance and robotics. Along with the rapid thrive of large-scale data, numerous state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2020-06-03 Trong Huy Phan , Kazuma Yamamoto

Discriminatory channel estimation (DCE) is a recently developed strategy to enlarge the performance difference between a legitimate receiver (LR) and an unauthorized receiver (UR) in a multiple-input multiple-output (MIMO) wireless system.…

Information Theory · Computer Science 2016-11-17 Junjie Yang , Shengli Xie , Xiangyun Zhou , Rong Yu , Yan Zhang

We present a new framework SoundDet, which is an end-to-end trainable and light-weight framework, for polyphonic moving sound event detection and localization. Prior methods typically approach this problem by preprocessing raw waveform into…

Sound · Computer Science 2021-08-24 Yuhang He , Niki Trigoni , Andrew Markham

This study explores the critical but underexamined impact of label noise on Sound Event Detection (SED), which requires both sound identification and precise temporal localization. We categorize label noise into deletion, insertion,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-17 Yuliang Zhang , Roberto Togneri , Defeng , Huang

In this work, we propose a novel approach called Operational Support Estimator Networks (OSENs) for the support estimation task. Support Estimation (SE) is defined as finding the locations of non-zero elements in sparse signals. By its very…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Mete Ahishali , Mehmet Yamac , Serkan Kiranyaz , Moncef Gabbouj

Keyword Spotting (KWS) is an essential component in a smart device for alerting the system when a user prompts it with a command. As these devices are typically constrained by computational and energy resources, the KWS model should be…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-24 Donghyeon Kim , Kyungdeuk Ko , David K. Han , Hanseok Ko

Few-shot bioacoustic event detection is a task that detects the occurrence time of a novel sound given a few examples. Previous methods employ metric learning to build a latent space with the labeled part of different sound classes, also…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-19 Haohe Liu , Xubo Liu , Xinhao Mei , Qiuqiang Kong , Wenwu Wang , Mark D. Plumbley

The superior performance of object detectors is often established under the condition that the test samples are in the same distribution as the training data. However, in many practical applications, out-of-distribution (OOD) instances are…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Tianhao Zhang , Shenglin Wang , Nidhal Bouaynaya , Radu Calinescu , Lyudmila Mihaylova

Collaborative inference of object classification Deep neural Networks (DNNs) where resource-constrained end-devices offload partially processed data to remote edge servers to complete end-to-end processing, is becoming a key enabler of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Shima Yousefi , Saptarshi Debroy