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Point cloud completion is essential for robotic perception, object reconstruction and supporting downstream tasks like grasp planning, obstacle avoidance, and manipulation. However, incomplete geometry caused by self-occlusion and sensor…

机器人学 · 计算机科学 2025-09-18 Yadan Zeng , Jiadong Zhou , Xiaohan Li , I-Ming Chen

Graph convolutional networks (GCN) is widely used to handle irregular data since it updates node features by using the structure information of graph. With the help of iterated GCN, high-order information can be obtained to further enhance…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Wenyu Zhang , Qing Ding , Jian Hu , Yi Ma , Mingzhe Lu

Graph neural networks (GNNs) have proven effective in capturing relationships among nodes in a graph. This study introduces a novel perspective by considering a graph as a simplicial complex, encompassing nodes, edges, triangles, and…

机器学习 · 计算机科学 2024-04-23 Jinghan Huang , Qiufeng Chen , Yijun Bian , Pengli Zhu , Nanguang Chen , Moo K. Chung , Anqi Qiu

We apply convolutional neural networks (ConvNets) to the task of distinguishing pathological from normal EEG recordings in the Temple University Hospital EEG Abnormal Corpus. We use two basic, shallow and deep ConvNet architectures recently…

机器学习 · 计算机科学 2018-01-15 Robin Tibor Schirrmeister , Lukas Gemein , Katharina Eggensperger , Frank Hutter , Tonio Ball

A network intrusion usually involves a number of network locations. Data flow (including the data generated by intrusion behaviors) among these locations (usually represented by IP addresses) naturally forms a graph. Thus, graph neural…

密码学与安全 · 计算机科学 2023-10-27 Xiang Li , Jing Zhang , Yali Yuan , Cangqi Zhou

Heterogeneous graph neural network has unleashed great potential on graph representation learning and shown superior performance on downstream tasks such as node classification and clustering. Existing heterogeneous graph learning networks…

机器学习 · 计算机科学 2022-11-01 Tiehua Zhang , Yuze Liu , Yao Yao , Youhua Xia , Xin Chen , Xiaowei Huang , Jiong Jin

Effective congestion management along signalized corridors is essential for improving productivity and reducing costs, with arterial travel time serving as a key performance metric. Traditional approaches, such as Coordinated Signal Timing…

机器学习 · 计算机科学 2024-12-17 Nooshin Yousefzadeh , Rahul Sengupta , Sanjay Ranka

Complex spatial dependencies in transportation networks make traffic prediction extremely challenging. Much existing work is devoted to learning dynamic graph structures among sensors, and the strategy of mining spatial dependencies from…

机器学习 · 计算机科学 2023-12-20 Yujie Li , Zezhi Shao , Yongjun Xu , Qiang Qiu , Zhaogang Cao , Fei Wang

Heterogeneous Graph Neural Networks (HGNNs) have exhibited powerful performance in heterogeneous graph learning by aggregating information from various types of nodes and edges. However, existing heterogeneous graph models often struggle to…

机器学习 · 计算机科学 2025-09-30 Ranhui Yan , Jia cai

Convolutional neural networks (CNNs) have massively impacted visual recognition in 2D images, and are now ubiquitous in state-of-the-art approaches. CNNs do not easily extend, however, to data that are not represented by regular grids, such…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Nitika Verma , Edmond Boyer , Jakob Verbeek

The electroencephalography (EEG)-based motor imagery (MI) classification is a critical and challenging task in brain-computer interface (BCI) technology, which plays a significant role in assisting patients with functional impairments to…

信号处理 · 电气工程与系统科学 2024-11-28 Wei Peng , Kang Liu , Jiaxi Shi , Jianchen Hu

Lane detection for autonomous vehicles is an important concept, yet it is a challenging issue of driver assistance systems in modern vehicles. The emergence of deep learning leads to significant progress in self-driving cars. Conventional…

计算机视觉与模式识别 · 计算机科学 2024-08-08 Seyed Rasoul Hosseini , Hamid Taheri , Mohammad Teshnehlab

Graph Neural Networks (GNNs) have received considerable attention since its introduction. It has been widely applied in various fields due to its ability to represent graph structured data. However, the application of GNNs is constrained by…

神经元与认知 · 定量生物学 2023-09-20 Yihan Wu , Tao Chang , Peng Xu , Yangsong Zhang

The exponential growth of multivariate time series data from sensor networks in domains like industrial monitoring and smart cities requires efficient and accurate forecasting models. Current deep learning methods often fail to adequately…

机器学习 · 计算机科学 2024-11-08 Xinxing Zhou , Jiaqi Ye , Shubao Zhao , Ming Jin , Chengyi Yang , Yanlong Wen , Xiaojie Yuan

Motor imagery classification is of great significance to humans with mobility impairments, and how to extract and utilize the effective features from motor imagery electroencephalogram(EEG) channels has always been the focus of attention.…

信号处理 · 电气工程与系统科学 2021-09-10 Yan Li , Ning Zhong , David Taniar , Haolan Zhang

Emotion recognition based on electroencephalography (EEG) has received attention as a way to implement human-centric services. However, there is still much room for improvement, particularly in terms of the recognition accuracy. In this…

人机交互 · 计算机科学 2018-09-13 Seong-Eun Moon , Soobeom Jang , Jong-Seok Lee

Although hypergraph neural networks (HGNNs) have emerged as a powerful framework for analyzing complex datasets, their practical performance often remains limited. On one hand, existing networks typically employ a single type of attention…

机器学习 · 计算机科学 2025-11-14 Murong Yang , Shihui Ying , Yue Gao , Xin-Jian Xu

Heterogeneous graph neural networks (HGNNs) have powerful capability to embed rich structural and semantic information of a heterogeneous graph into node representations. Existing HGNNs inherit many mechanisms from graph neural networks…

机器学习 · 计算机科学 2023-09-04 Xiaocheng Yang , Mingyu Yan , Shirui Pan , Xiaochun Ye , Dongrui Fan

Recent works attempt to extend Graph Convolution Networks (GCNs) to point clouds for classification and segmentation tasks. These works tend to sample and group points to create smaller point sets locally and mainly focus on extracting…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Jincen Jiang , Lizhi Zhao , Xuequan Lu , Wei Hu , Imran Razzak , Meili Wang

Predicting disease states from functional brain connectivity is critical for the early diagnosis of severe neurodegenerative diseases such as Alzheimer's Disease and Parkinson's Disease. Existing studies commonly employ Graph Neural…

机器学习 · 计算机科学 2025-04-22 David Yang , Mostafa Abdelmegeed , John Modl , Minjeong Kim