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相关论文: Frequency-aware convolution for sound event detect…

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Convolutional neural network (CNN) has achieved impressive success in computer vision during the past few decades. The image convolution operation helps CNNs to get good performance on image-related tasks. However, the image convolution has…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Hengyue Pan , Yixin Chen , Xin Niu , Wenbo Zhou , Dongsheng Li

Time-Frequency Distributions (TFDs) support the heart sound characterisation and classification in early cardiac screening. However, despite the frequent use of TFDs in signal analysis, no study comprehensively compared their performances…

信号处理 · 电气工程与系统科学 2022-08-08 Xinqi Bao , Yujia Xu , Hak-Keung Lam , Mohamed Trabelsi , Ines Chihi , Lilia Sidhom , Ernest N. Kamavuako

Convolutional neural networks (CNNs) are widely used in computer vision. They can be used not only for conventional digital image material to recognize patterns, but also for feature extraction from digital imagery representing spectral and…

声音 · 计算机科学 2025-09-16 Friedrich Wolf-Monheim

This study explores the design and application of Complex-Valued Convolutional Neural Networks (CVCNNs) in audio signal processing, with a focus on preserving and utilizing phase information often neglected in real-valued networks. We begin…

机器学习 · 计算机科学 2025-10-14 Naman Agrawal

Face anti-spoofing (FAS) plays a vital role in face recognition systems. Most state-of-the-art FAS methods 1) rely on stacked convolutions and expert-designed network, which is weak in describing detailed fine-grained information and easily…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Zitong Yu , Chenxu Zhao , Zezheng Wang , Yunxiao Qin , Zhuo Su , Xiaobai Li , Feng Zhou , Guoying Zhao

Due to its rapid response time and a high degree of robustness, the selective fixed-filter active noise control (SFANC) method appears to be a viable candidate for widespread use in a variety of practical active noise control (ANC) systems.…

机器学习 · 计算机科学 2022-08-19 Zhengding Luo , Dongyuan Shi , Woon-Seng Gan

In this paper, we study the performance of variants of well-known Convolutional Neural Network (CNN) architectures on different audio tasks. We show that tuning the Receptive Field (RF) of CNNs is crucial to their generalization. An…

声音 · 计算机科学 2021-05-27 Khaled Koutini , Hamid Eghbal-zadeh , Gerhard Widmer

Electroencephalography (EEG) serves as a reliable and objective signal for emotion recognition in affective brain-computer interfaces, offering unique advantages through its high temporal resolution and ability to capture authentic…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Yueyang Li , Shengyu Gong , Weiming Zeng , Nizhuan Wang , Wai Ting Siok

This report presents our audio event detection system submitted for Task 2, "Detection of rare sound events", of DCASE 2017 challenge. The proposed system is based on convolutional neural networks (CNNs) and deep neural networks (DNNs)…

声音 · 计算机科学 2017-10-19 Huy Phan , Martin Krawczyk-Becker , Timo Gerkmann , Alfred Mertins

Recently, FCNs have attracted widespread attention in the CD field. In pursuit of better CD performance, it has become a tendency to design deeper and more complicated FCNs, which inevitably brings about huge numbers of parameters and an…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Hongruixuan Chen , Chen Wu , Bo Du

Recent efforts have shown machine learning to be useful for the prediction of nonlinear fluid dynamics. Predictive accuracy is often a central motivation for employing neural networks, but the pattern recognition central to the network…

流体动力学 · 物理学 2022-08-23 Shizheng Wen , Michael W. Lee , Kai M. Kruger Bastos , Earl H. Dowell

This paper proposes a convolutional neural network (CNN)-based detector for faster-than-Nyquist (FTN) signaling that employs structured fixed kernel layers with domain-informed masking to mitigate intersymbol interference (ISI). Unlike…

信号处理 · 电气工程与系统科学 2025-07-22 Osman Tokluoglu , Enver Cavus , Ebrahim Bedeer , Halim Yanikomeroglu

Convolutional Neural Networks (CNNs) have achieved great success due to the powerful feature learning ability of convolution layers. Specifically, the standard convolution traverses the input images/features using a sliding window scheme to…

计算机视觉与模式识别 · 计算机科学 2021-07-26 Yong Guo , Yaofo Chen , Mingkui Tan , Kui Jia , Jian Chen , Jingdong Wang

Convolutional Neural Networks (CNNs) are currently adopted to solve an ever greater number of problems, ranging from speech recognition to image classification and segmentation. The large amount of processing required by CNNs calls for…

分布式、并行与集群计算 · 计算机科学 2018-06-06 Kamel Abdelouahab , Maxime Pelcat , Jocelyn Serot , François Berry

Recent research in deep learning (DL) has investigated the use of the Fast Fourier Transform (FFT) to accelerate the computations involved in Convolutional Neural Networks (CNNs) by replacing spatial convolution with element-wise…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Eduardo Reis , Thangarajah Akilan , Mohammed Khalid

Finding semantic correspondences is a challenging problem. With the breakthrough of CNNs stronger features are available for tasks like classification but not specifically for the requirements of semantic matching. In the following we…

计算机视觉与模式识别 · 计算机科学 2019-06-18 Nikolai Ufer , Kam To Lui , Katja Schwarz , Paul Warkentin , Björn Ommer

Detection transformers have recently shown promising object detection results and attracted increasing attention. However, how to develop effective domain adaptation techniques to improve its cross-domain performance remains unexplored and…

计算机视觉与模式识别 · 计算机科学 2022-07-18 Wen Wang , Yang Cao , Jing Zhang , Fengxiang He , Zheng-Jun Zha , Yonggang Wen , Dacheng Tao

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…

声音 · 计算机科学 2020-07-13 Konstantinos Drossos , Stylianos I. Mimilakis , Tuomas Virtanen

Change detection in remote sensing imagery plays a vital role in various engineering applications, such as natural disaster monitoring, urban expansion tracking, and infrastructure management. Despite the remarkable progress of deep…

计算机视觉与模式识别 · 计算机科学 2025-08-08 Xiaoyang Zhang , Guodong Fan , Guang-Yong Chen , Zhen Hua , Jinjiang Li , Min Gan , C. L. Philip Chen

FPGAs provide a flexible and efficient platform to accelerate rapidly-changing algorithms for computer vision. The majority of existing work focuses on accelerating image classification, while other fundamental vision problems, including…

图像与视频处理 · 电气工程与系统科学 2020-03-25 Qijing Huang , Dequan Wang , Yizhao Gao , Yaohui Cai , Zhen Dong , Bichen Wu , Kurt Keutzer , John Wawrzynek