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Graph neural networks (GNNs) provide powerful insights for brain neuroimaging technology from the view of graphical networks. However, most existing GNN-based models assume that the neuroimaging-produced brain connectome network is a…

机器学习 · 计算机科学 2022-09-30 Gen Shi , Yifan Zhu , Wenjin Liu , Quanming Yao , Xuesong Li

We propose a novel transformer-style architecture called Global-Local Filter Network (GLFNet) for medical image segmentation and demonstrate its state-of-the-art performance. We replace the self-attention mechanism with a combination of…

计算机视觉与模式识别 · 计算机科学 2024-09-02 Athanasios Tragakis , Qianying Liu , Chaitanya Kaul , Swalpa Kumar Roy , Hang Dai , Fani Deligianni , Roderick Murray-Smith , Daniele Faccio

Remote sensing semantic segmentation requires models that can jointly capture fine spatial details and high-level semantic context across complex scenes. While classical encoder-decoder architectures such as U-Net remain strong baselines,…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Md Aminur Hossain , Ayush V. Patel , Siddhant Gole , Sanjay K. Singh , Biplab Banerjee

Heterophilic Graph Neural Networks (HGNNs) have shown promising results for semi-supervised learning tasks on graphs. Notably, most real-world heterophilic graphs are composed of a mixture of nodes with different neighbor patterns,…

机器学习 · 计算机科学 2025-02-26 Jinluan Yang , Zhengyu Chen , Teng Xiao , Wenqiao Zhang , Yong Lin , Kun Kuang

In recent years, traffic flow prediction has played a crucial role in the management of intelligent transportation systems. However, traditional prediction methods are often limited by static spatial modeling, making it difficult to…

机器学习 · 计算机科学 2025-01-09 Mei Wu , Wenchao Weng , Jun Li , Yiqian Lin , Jing Chen , Dewen Seng

In this paper, we study learning generalized driving style representations from automobile GPS trip data. We propose a novel Autoencoder Regularized deep neural Network (ARNet) and a trip encoding framework trip2vec to learn drivers'…

计算机视觉与模式识别 · 计算机科学 2017-01-09 Weishan Dong , Ting Yuan , Kai Yang , Changsheng Li , Shilei Zhang

Convolutional neural networks (CNNs) have achieved remarkable performance in hyperspectral image (HSI) classification over the last few years. Despite the progress that has been made, rich and informative spectral information of HSI has…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Huiling Wang

Road network representation learning aims to learn compressed and effective vectorized representations for road segments that are applicable to numerous tasks. In this paper, we identify the limitations of existing methods, particularly…

机器学习 · 计算机科学 2024-06-07 Haicang Zhou , Weiming Huang , Yile Chen , Tiantian He , Gao Cong , Yew-Soon Ong

This work introduces the multidimensional Graph Fourier Transformation Neural Network (GFTNN) for long-term trajectory predictions on highways. Similar to Graph Neural Networks (GNNs), the GFTNN is a novel network architecture that operates…

机器学习 · 计算机科学 2023-05-15 Marion Neumeier , Andreas Tollkühn , Michael Botsch , Wolfgang Utschick

Graph representation learning, aiming to learn low-dimensional representations which capture the geometric dependencies between nodes in the original graph, has gained increasing popularity in a variety of graph analysis tasks, including…

机器学习 · 计算机科学 2019-10-07 Lu Wang , Wenchao Yu , Wei Wang , Wei Cheng , Wei Zhang , Hongyuan Zha , Xiaofeng He , Haifeng Chen

Since real-world objects and their interactions are often multi-modal and multi-typed, heterogeneous networks have been widely used as a more powerful, realistic, and generic superclass of traditional homogeneous networks (graphs).…

社会与信息网络 · 计算机科学 2020-12-18 Carl Yang , Yuxin Xiao , Yu Zhang , Yizhou Sun , Jiawei Han

Effective communication is key to successful, decentralized, multi-robot path planning. Yet, it is far from obvious what information is crucial to the task at hand, and how and when it must be shared among robots. To side-step these issues…

机器人学 · 计算机科学 2020-07-15 Qingbiao Li , Fernando Gama , Alejandro Ribeiro , Amanda Prorok

The graph structure is a commonly used data storage mode, and it turns out that the low-dimensional embedded representation of nodes in the graph is extremely useful in various typical tasks, such as node classification, link prediction ,…

社会与信息网络 · 计算机科学 2020-08-03 Xing Li , Wei Wei , Xiangnan Feng , Xue Liu , Zhiming Zheng

Road segmentation is a fundamental perception task for autonomous driving and intelligent robotic systems, requiring both high accuracy and real-time inference, especially for deployment on resource-constrained edge devices. Existing…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Daojie Peng , Bingtao Wang , Fulong Ma , Liang Zhang , Jun Ma

Robust road detection is a key challenge in safe autonomous driving. Recently, with the rapid development of 3D sensors, more and more researchers are trying to fuse information across different sensors to improve the performance of road…

计算机视觉与模式识别 · 计算机科学 2019-06-03 Huafeng Liu , Xiaofeng Han , Xiangrui Li , Yazhou Yao , Pu Huang , Zhenming Tang

Due to the complex and changing interactions in dynamic scenarios, motion forecasting is a challenging problem in autonomous driving. Most existing works exploit static road graphs to characterize scenarios and are limited in modeling…

人工智能 · 计算机科学 2023-03-09 Xing Gao , Xiaogang Jia , Yikang Li , Hongkai Xiong

Up-to-date High-Definition (HD) maps are essential for self-driving cars. To achieve constantly updated HD maps, we present a deep neural network (DNN), Diff-Net, to detect changes in them. Compared to traditional methods based on object…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Lei He , Shengjie Jiang , Xiaoqing Liang , Ning Wang , Shiyu Song

Recently a variety of methods have been developed to encode graphs into low-dimensional vectors that can be easily exploited by machine learning algorithms. The majority of these methods start by embedding the graph nodes into a…

机器学习 · 计算机科学 2018-09-13 Yu Jin , Joseph F. JaJa

This paper tackles the task of estimating the topology of road networks from aerial images. Building on top of a global model that performs a dense semantical classification of the pixels of the image, we design a Convolutional Neural…

计算机视觉与模式识别 · 计算机科学 2018-08-30 Carles Ventura , Jordi Pont-Tuset , Sergi Caelles , Kevis-Kokitsi Maninis , Luc Van Gool

Graph neural networks (GNNs) have emerged as a powerful tool for graph classification and representation learning. However, GNNs tend to suffer from over-smoothing problems and are vulnerable to graph perturbations. To address these…

机器学习 · 计算机科学 2021-11-01 Yuzhou Chen , Baris Coskunuzer , Yulia R. Gel