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相关论文: FreConv: Frequency Branch-and-Integration Convolut…

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Spatial convolution is fundamental in constructing deep Convolutional Neural Networks (CNNs) for visual recognition. While dynamic convolution enhances model accuracy by adaptively combining static kernels, it incurs significant…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Tianyu Zhang , Fan Wan , Haoran Duan , Kevin W. Tong , Jingjing Deng , Yang Long

Recent state-of-the-art methods for point cloud processing are based on the notion of point convolution, for which several approaches have been proposed. In this paper, inspired by discrete convolution in image processing, we provide a…

计算机视觉与模式识别 · 计算机科学 2020-11-25 Alexandre Boulch , Gilles Puy , Renaud Marlet

The exponential functional link network (EFLN) filter has attracted tremendous interest due to its enhanced nonlinear modeling capability. However, the computational complexity will dramatically increase with the dimension growth of the…

信号处理 · 电气工程与系统科学 2022-01-17 T. Yu , S. Tana , R. C. de Lamareb , Y. Yu

Convolutional neural network (CNN) based image enhancement methods such as super-resolution and detail enhancement have achieved remarkable performances. However, amounts of operations including convolution and parameters within the…

图像与视频处理 · 电气工程与系统科学 2022-05-03 Sangwook Baek , Yongsup Park , Youngo Park , Jungmin Lee , Kwangpyo Choi

Deep convolutional neural networks have achieved remarkable progress in recent years. However, the large volume of intermediate results generated during inference poses a significant challenge to the accelerator design for…

硬件体系结构 · 计算机科学 2021-05-20 Gang Li , Zejian Liu , Fanrong Li , Jian Cheng

Understanding point cloud has recently gained huge interests following the development of 3D scanning devices and the accumulation of large-scale 3D data. Most point cloud processing algorithms can be classified as either point-based or…

计算机视觉与模式识别 · 计算机科学 2022-02-07 Pyunghwan Ahn , Juyoung Yang , Eojindl Yi , Chanho Lee , Junmo Kim

Graph neural networks (GNNs) have been proven to be effective in various network-related tasks. Most existing GNNs usually exploit the low-frequency signals of node features, which gives rise to one fundamental question: is the…

机器学习 · 计算机科学 2021-01-05 Deyu Bo , Xiao Wang , Chuan Shi , Huawei Shen

This paper proposes a novel framework for lung sound event detection, segmenting continuous lung sound recordings into discrete events and performing recognition on each event. Exploiting the lightweight nature of Temporal Convolution…

Large renewable penetration has been witnessed in power systems, resulting in reduced levels of system inertia and increasing requirements for frequency response services. There have been plenty of studies developing frequency-constrained…

系统与控制 · 电气工程与系统科学 2025-07-25 Yi Wang , Goran Strbac

Convolutions are the core operation of deep learning applications based on Convolutional Neural Networks (CNNs). Current GPU architectures are highly efficient for training and deploying deep CNNs, and hence, these are largely used in…

分布式、并行与集群计算 · 计算机科学 2024-10-28 Marc Jordà , Pedro Valero-Lara , Antonio J. Peña

Mining time-frequency features is critical for time series forecasting. Existing research has predominantly focused on modeling low-frequency patterns, where most time series energy is concentrated. The overlooking of mid to high frequency…

机器学习 · 计算机科学 2026-03-11 Boya Zhang , Shuaijie Yin , Huiwen Zhu , Xing He

Many real-world time series exhibit strong periodic structures arising from physical laws, human routines, or seasonal cycles. However, modern deep forecasting models often fail to capture these recurring patterns due to spectral bias and a…

机器学习 · 计算机科学 2025-08-05 Menglin Kong , Vincent Zhihao Zheng , Lijun Sun

Disaggregated inference has become an essential framework that separates the prefill (P) and decode (D) stages in large language model inference to improve throughput. However, the KV cache transfer faces significant delays between prefill…

分布式、并行与集群计算 · 计算机科学 2025-04-08 Weiqing Li , Guochao Jiang , Xiangyong Ding , Zhangcheng Tao , Chuzhan Hao , Chenfeng Xu , Yuewei Zhang , Hao Wang

Dynamic convolution achieves better performance for efficient CNNs at the cost of negligible FLOPs increase. However, the performance increase can not match the significantly expanded number of parameters, which is the main bottleneck in…

计算机视觉与模式识别 · 计算机科学 2023-05-29 Shwai He , Chenbo Jiang , Daize Dong , Liang Ding

Convolutional layers are the core building blocks of Convolutional Neural Networks (CNNs). In this paper, we propose to augment a convolutional layer with an additional depthwise convolution, where each input channel is convolved with a…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Jinming Cao , Yangyan Li , Mingchao Sun , Ying Chen , Dani Lischinski , Daniel Cohen-Or , Baoquan Chen , Changhe Tu

Convolution is an essential operation in signal and image processing and consumes most of the computing power in convolutional neural networks. Photonic convolution has the promise of addressing computational bottlenecks and outperforming…

光学 · 物理学 2023-08-14 Lingling Fan , Kai Wang , Heming Wang , Avik Dutt , Shanhui Fan

In this paper, a new variant to fractional signal processing is proposed known as the Reduced Order Fractional Fourier Transform. Various properties satisfied by its transformation kernel is derived. The properties associated with the…

信号处理 · 电气工程与系统科学 2018-04-18 Sanjay Kumar

Recent progress in image deblurring techniques focuses mainly on operating in both frequency and spatial domains using the Fourier transform (FT) properties. However, their performance is limited due to the dependency of FT on stationary…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Subhajit Paul , Sahil Kumawat , Ashutosh Gupta , Deepak Mishra

Training GANs under limited data often leads to discriminator overfitting and memorization issues, causing divergent training. Existing approaches mitigate the overfitting by employing data augmentations, model regularization, or attention…

计算机视觉与模式识别 · 计算机科学 2022-10-12 Mengping Yang , Zhe Wang , Ziqiu Chi , Yanbing Zhang

The surge in interest regarding image dehazing has led to notable advancements in deep learning-based single image dehazing approaches, exhibiting impressive performance in recent studies. Despite these strides, many existing methods fall…

计算机视觉与模式识别 · 计算机科学 2025-01-20 Seongmin Hwang , Daeyoung Han , Cheolkon Jung , Moongu Jeon