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In this work, we conduct an in-depth analysis of two frequency-dependent methods for sound event detection (SED): FilterAugment and frequency dynamic convolution (FDY conv). The goal is to better understand their characteristics and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-28 Hyeonuk Nam , Seong-Hu Kim , Deokki Min , Byeong-Yun Ko , Yong-Hwa Park

2D convolution is widely used in sound event detection (SED) to recognize two dimensional time-frequency patterns of sound events. However, 2D convolution enforces translation equivariance on sound events along both time and frequency axis…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-05 Hyeonuk Nam , Seong-Hu Kim , Byeong-Yun Ko , Yong-Hwa Park

While many deep learning methods on other domains have been applied to sound event detection (SED), differences between original domains of the methods and SED have not been appropriately considered so far. As SED uses audio data with two…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-24 Hyeonuk Nam , Seong-Hu Kim , Deokki Min , Byeong-Yun Ko , Seung-Deok Choi , Yong-Hwa Park

Recent research in deep learning-based Sound Event Detection (SED) has primarily focused on Convolutional Recurrent Neural Networks (CRNNs) and Transformer models. However, conventional 2D convolution-based models assume shift invariance…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-17 Hyeonuk Nam

In sound event detection (SED), convolutional neural networks (CNNs) are widely employed to extract time-frequency (TF) patterns from spectrograms. However, the ability of CNNs to recognize different sound events is limited by their…

Sound · Computer Science 2024-10-30 Tao Song , WenWen Zhang

Recently, 2D convolution has been found unqualified in sound event detection (SED). It enforces translation equivariance on sound events along frequency axis, which is not a shift-invariant dimension. To address this issue, dynamic…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-23 Haobo Yue , Zhicheng Zhang , Da Mu , Yonghao Dang , Jianqin Yin , Jin Tang

Recently, convolutional neural networks (CNNs) have been widely used in sound event detection (SED). However, traditional convolution is deficient in learning time-frequency domain representation of different sound events. To address this…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-22 Shengchang Xiao , Xueshuai Zhang , Pengyuan Zhang

Recent advances in deep learning, particularly frequency dynamic convolution (FDY conv), have significantly improved sound event detection (SED) by enabling frequency-adaptive feature extraction. However, FDY conv relies on temporal average…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-18 Hyeonuk Nam , Yong-Hwa Park

State-of-the-art sound event detection (SED) methods usually employ a series of convolutional neural networks (CNNs) to extract useful features from the input audio signal, and then recurrent neural networks (RNNs) to model longer temporal…

Frequency dynamic convolution (FDY conv) has been a milestone in the sound event detection (SED) field, but it involves a substantial increase in model size due to multiple basis kernels. In this work, we propose partial frequency dynamic…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-23 Hyeonuk Nam , Yong-Hwa Park

In this paper, we propose a temporal-frequential attention model for sound event detection (SED). Our network learns how to listen with two attention models: a temporal attention model and a frequential attention model. Proposed system…

Sound · Computer Science 2025-05-06 Yu-Han Shen , Ke-Xin He , Wei-Qiang Zhang

This report proposes a frequency dynamic convolution (FDY) with a large kernel attention (LKA)-convolutional recurrent neural network (CRNN) with a pre-trained bidirectional encoder representation from audio transformers (BEATs)…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-13 Ji Won Kim , Sang Won Son , Yoonah Song , Hong Kook Kim , Il Hoon Song , Jeong Eun Lim

Frequency dynamic convolution (FDY conv) has shown the state-of-the-art performance in sound event detection (SED) using frequency-adaptive kernels obtained by frequency-varying combination of basis kernels. However, FDY conv lacks an…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-11 Hyeonuk Nam , Seong-Hu Kim , Deokki Min , Junhyeok Lee , Yong-Hwa Park

Sound event detection (SED) is the task of identifying sound events along with their onset and offset times. A recent, convolutional neural networks based SED method, proposed the usage of depthwise separable (DWS) and time-dilated…

Sound · Computer Science 2020-07-13 Konstantinos Drossos , Stylianos I. Mimilakis , Tuomas Virtanen

Sound event detection systems typically consist of two stages: extracting hand-crafted features from the raw audio waveform, and learning a mapping between these features and the target sound events using a classifier. Recently, the focus…

Sound · Computer Science 2018-05-11 Emre Çakır , Tuomas Virtanen

Sound event detection (SED) has gained increasing attention with its wide application in surveillance, video indexing, etc. Existing models in SED mainly generate frame-level prediction, converting it into a sequence multi-label…

Sound · Computer Science 2021-11-15 Zhirong Ye , Xiangdong Wang , Hong Liu , Yueliang Qian , Rui Tao , Long Yan , Kazushige Ouchi

Deep convolutional neural networks (CNNs) have been applied to extracting speaker embeddings with significant success in speaker verification. Incorporating the attention mechanism has shown to be effective in improving the model…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-01 Jingyu Li , Yusheng Tian , Tan Lee

We target the problem of developing new low-complexity networks for the sound event detection task. Our goal is to meticulously analyze the performance-complexity trade-off, aiming to be competitive with the large state-of-the-art models,…

Sound · Computer Science 2025-06-13 Tobias Morocutti , Florian Schmid , Jonathan Greif , Francesco Foscarin , Gerhard Widmer

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…

Sound event detection (SED) is a task to detect sound events in an audio recording. One challenge of the SED task is that many datasets such as the Detection and Classification of Acoustic Scenes and Events (DCASE) datasets are weakly…

Sound · Computer Science 2020-08-25 Qiuqiang Kong , Yong Xu , Wenwu Wang , Mark D. Plumbley
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