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The activation function is at the heart of a deep neural networks nonlinearity; the choice of the function has great impact on the success of training. Currently, many practitioners prefer the Rectified Linear Unit (ReLU) due to its…

机器学习 · 计算机科学 2021-08-24 Jordan Inturrisi , Sui Yang Khoo , Abbas Kouzani , Riccardo Pagliarella

Deep convolutional neural networks accurately classify a diverse range of natural images, but may be easily deceived when designed, imperceptible perturbations are embedded in the images. In this paper, we design a multi-pronged training,…

计算机视觉与模式识别 · 计算机科学 2022-08-26 Nathaniel Dean , Dilip Sarkar

Kernel learning methods are among the most effective learning methods and have been vigorously studied in the past decades. However, when tackling with complicated tasks, classical kernel methods are not flexible or "rich" enough to…

机器学习 · 计算机科学 2019-10-08 Jiaxuan Xie , Fanghui Liu , Kaijie Wang , Xiaolin Huang

Convolutional Neural Networks have revolutionized vision applications. There are image domains and representations, however, that cannot be handled by standard CNNs (e.g., spherical images, superpixels). Such data are usually processed…

计算机视觉与模式识别 · 计算机科学 2022-07-20 David Hart , Michael Whitney , Bryan Morse

This paper considers a convolutional neural network transformation that reduces computation complexity and thus speedups neural network processing. Usage of convolutional neural networks (CNN) is the standard approach to image recognition…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Elena Limonova , Alexander Sheshkus , Dmitry Nikolaev

Convolutional neural networks (CNNs) have enabled the state-of-the-art performance in many computer vision tasks. However, little effort has been devoted to establishing convolution in non-linear space. Existing works mainly leverage on the…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Chen Wang , Jianfei Yang , Lihua Xie , Junsong Yuan

This paper presents a methodology for image classification using Graph Neural Network (GNN) models. We transform the input images into region adjacency graphs (RAGs), in which regions are superpixels and edges connect neighboring…

In the rapidly evolving field of artificial intelligence, convolutional neural networks are essential for tackling complex challenges such as machine vision and medical diagnosis. Recently, to address the challenges in processing speed and…

光学 · 物理学 2024-09-30 Ruiqi Liang , Shuai Wang , Yiying Dong , Liu Li , Ying Kuang , Bohan Zhang , Yuanmu Yang

To leverage deep learning for image aesthetics assessment, one critical but unsolved issue is how to seamlessly incorporate the information of image aspect ratios to learn more robust models. In this paper, an adaptive fractional dilated…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Qiuyu Chen , Wei Zhang , Ning Zhou , Peng Lei , Yi Xu , Yu Zheng , Jianping Fan

Piecewise affine neural networks (PANNs) provide a principled geometric perspective on neural network expressivity by characterizing the input--output map as a continuous piecewise affine (CPA) function whose complexity is governed by the…

机器学习 · 计算机科学 2026-05-13 Yi Wei , Xuan Qi , Furao Shen , Jian Zhao , Vittorio Murino , Cigdem Beyan

Convolutional neural networks (CNNs) have attracted increasing attention in the remote sensing community. Most CNNs only take the last fully-connected layers as features for the classification of remotely sensed images, discarding the other…

计算机视觉与模式识别 · 计算机科学 2016-11-14 Qingshan Liu , Renlong Hang , Huihui Song , Fuping Zhu , Javier Plaza , Antonio Plaza

Monocular depth estimation from a single RGB image remains a fundamental challenge in computer vision due to inherent scale ambiguity and the absence of explicit geometric cues. Existing approaches typically rely on increasingly complex…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Wuqi Su , Huilun Song , Chen Zhao , Chi Xu

Unsupervised domain adaptation is critical in various computer vision tasks, such as object detection, instance segmentation, and semantic segmentation, which aims to alleviate performance degradation caused by domain-shift. Most of…

计算机视觉与模式识别 · 计算机科学 2020-07-23 Congcong Li , Dawei Du , Libo Zhang , Longyin Wen , Tiejian Luo , Yanjun Wu , Pengfei Zhu

Change detection is a fundamental task in computer vision. Despite significant advances have been made, most of the change detection methods fail to work well in challenging scenes due to ubiquitous noise and interferences. Nowadays,…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Dawei Li , Siyuan Yan , Xin Cai , Yan Cao , Sifan Wang

Video frame interpolation task has recently become more and more prevalent in the computer vision field. At present, a number of researches based on deep learning have achieved great success. Most of them are either based on optical flow…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Haoyue Tian , Pan Gao , Xiaojiang Peng

In this paper, we propose an unified hyperspectral image classification method which takes three-dimensional hyperspectral data cube as an input and produces a classification map. In the proposed method, a deep neural network which uses…

计算机视觉与模式识别 · 计算机科学 2019-05-23 Berkan Demirel , Omer Ozdil , Yunus Emre Esin , Safak Ozturk

Scene understanding based on LiDAR point cloud is an essential task for autonomous cars to drive safely, which often employs spherical projection to map 3D point cloud into multi-channel 2D images for semantic segmentation. Most existing…

计算机视觉与模式识别 · 计算机科学 2021-07-19 Aoran Xiao , Xiaofei Yang , Shijian Lu , Dayan Guan , Jiaxing Huang

The rapid advancement of neural network applications necessitates hardware that not only accelerates computation but also adapts efficiently to dynamic processing requirements. While processing-in-pixel has emerged as a promising solution…

硬件体系结构 · 计算机科学 2024-08-21 Zihan Yin , Akhilesh Jaiswal

Fine-grained visual classification aims to recognize images belonging to multiple sub-categories within a same category. It is a challenging task due to the inherently subtle variations among highly-confused categories. Most existing…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Tian Zhang , Dongliang Chang , Zhanyu Ma , Jun Guo

Existing blind image super-resolution (SR) methods mostly assume blur kernels are spatially invariant across the whole image. However, such an assumption is rarely applicable for real images whose blur kernels are usually spatially variant…

计算机视觉与模式识别 · 计算机科学 2021-08-12 Jingyun Liang , Guolei Sun , Kai Zhang , Luc Van Gool , Radu Timofte