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Heterogeneous graph neural networks (HeteGNNs) have demonstrated strong abilities to learn node representations by effectively extracting complex structural and semantic information in heterogeneous graphs. Most of the prevailing HeteGNNs…

机器学习 · 计算机科学 2025-05-08 Hong Jin , Kaicheng Zhou , Jie Yin , Lan You , Zhifeng Zhou

Semantic segmentation of ultra-high-resolution (UHR) remote sensing imagery is critical for applications like environmental monitoring and urban planning but faces computational and optimization challenges. Conventional methods either lose…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Hengzhi Chen , Liqian Feng , Wenhua Wu , Xiaogang Zhu , Shawn Leo , Kun Hu

The spatial attention mechanism captures long-range dependencies by aggregating global contextual information to each query location, which is beneficial for semantic segmentation. In this paper, we present a sparse spatial attention…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Mengyu Liu , Hujun Yin

The quadratic computational complexity of MultiHead SelfAttention (MHSA) remains a fundamental bottleneck in scaling Large Language Models (LLMs) for longcontext tasks. While sparse and linearized attention mechanisms attempt to mitigate…

计算与语言 · 计算机科学 2025-12-19 Caner Erden

Recently, methods based on deep learning have been successfully applied to ship detection for synthetic aperture radar (SAR) images. Despite the development of numerous ship detection methodologies, detecting small and coastal ships remains…

计算机视觉与模式识别 · 计算机科学 2024-01-25 Xiaolin Ma , Junkai Cheng , Aihua Li , Yuhua Zhang , Zhilong Lin

This paper proposes an end-to-end Efficient Re-parameterizationResidual Attention Network(ERRA-Net) to directly restore the nonhomogeneous hazy image. The contribution of this paper mainly has the following three aspects: 1) A novel…

图像与视频处理 · 电气工程与系统科学 2021-09-15 Tian Ye , ErKang Chen , XinRui Huang , Peng Chen

Microscopic image segmentation is a challenging task, wherein the objective is to assign semantic labels to each pixel in a given microscopic image. While convolutional neural networks (CNNs) form the foundation of many existing frameworks,…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Mustansar Fiaz , Moein Heidari , Rao Muhammad Anwer , Hisham Cholakkal

High dynamic range (HDR) imaging aims to retrieve information from multiple low-dynamic range inputs to generate realistic output. The essence is to leverage the contextual information, including both dynamic and static semantics, for…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Steven Tel , Zongwei Wu , Yulun Zhang , Barthélémy Heyrman , Cédric Demonceaux , Radu Timofte , Dominique Ginhac

Accurate medical image segmentation is an integral part of the medical image analysis pipeline that requires the ability to merge local and global information. While vision transformers are able to capture global interactions using vanilla…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Elisha Dayag , Nhat Thanh Tran , Jack Xin

Medical image segmentation involves identifying and separating object instances in a medical image to delineate various tissues and structures, a task complicated by the significant variations in size, shape, and density of these features.…

图像与视频处理 · 电气工程与系统科学 2024-11-12 Sina Ghorbani Kolahi , Seyed Kamal Chaharsooghi , Toktam Khatibi , Afshin Bozorgpour , Reza Azad , Moein Heidari , Ilker Hacihaliloglu , Dorit Merhof

In recent years, crowd counting and localization have become crucial techniques in computer vision, with applications spanning various domains. The presence of multi-scale crowd distributions within a single image remains a fundamental…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Yuqing Yan , Yirui Wu

Robust point cloud registration is a fundamental task in 3D computer vision and geometric deep learning, essential for applications such as large-scale 3D reconstruction, augmented reality, and scene understanding. However, the performance…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Dongxu Zhang , Yingsen Wang , Yiding Sun , Haoran Xu , Peilin Fan , Jihua Zhu

Accurate medical image segmentation requires effective modeling of both long-range dependencies and fine-grained boundary details. While transformers mitigate the issue of insufficient semantic information arising from the limited receptive…

计算机视觉与模式识别 · 计算机科学 2026-03-11 Yanxin Li , Hui Wan , Libin Lan

In most recent years, deep convolutional neural networks (DCNNs) based image super-resolution (SR) has gained increasing attention in multimedia and computer vision communities, focusing on restoring the high-resolution (HR) image from a…

计算机视觉与模式识别 · 计算机科学 2019-04-15 Jingcai Guo , Shiheng Ma , Song Guo

Few-shot semantic segmentation aims at recognizing the object regions of unseen categories with only a few annotated examples as supervision. The key to few-shot segmentation is to establish a robust semantic relationship between the…

计算机视觉与模式识别 · 计算机科学 2022-06-24 Xiangwen Shi , Zhe Cui , Shaobing Zhang , Miao Cheng , Lian He , Xianghong Tang

Optical coherence tomography (OCT) is a non-invasive, high-resolution imaging technology that provides cross-sectional images of tissues. Dense acquisition of A-scans along the fast axis is required to obtain high digital resolution images.…

图像与视频处理 · 电气工程与系统科学 2024-06-04 Zezhao Guo , Zhanfang Zhao

Accurate classification of celestial objects is essential for advancing our understanding of the universe. MargNet is a recently developed deep learning-based classifier applied to SDSS DR16 dataset to segregate stars, quasars, and compact…

天体物理仪器与方法 · 物理学 2024-08-29 Srinadh Reddy Bhavanam , Sumohana S. Channappayya , P. K. Srijith , Shantanu Desai

Medical image segmentation is a crucial task in the field of medical image analysis. Harmonizing the convolution and multi-head self-attention mechanism is a recent research focus in this field, with various combination methods proposed.…

图像与视频处理 · 电气工程与系统科学 2023-09-28 Lichao Wang , Jiahao Huang , Xiaodan Xing , Guang Yang

Humans can effectively find salient regions in complex scenes. Self-attention mechanisms were introduced into Computer Vision (CV) to achieve this. Attention Augmented Convolutional Network (AANet) is a mixture of convolution and…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Runqing Zhang , Tianshu Zhu

Object detection and counting are related but challenging problems, especially for drone based scenes with small objects and cluttered background. In this paper, we propose a new Guided Attention Network (GANet) to deal with both object…

计算机视觉与模式识别 · 计算机科学 2019-09-26 Yuanqiang Cai , Dawei Du , Libo Zhang , Longyin Wen , Weiqiang Wang , Yanjun Wu , Siwei Lyu