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Heterogeneous Graph Neural Networks (HGNNs) have broadened the applicability of graph representation learning to heterogeneous graphs. However, the irregular memory access pattern of HGNNs leads to the buffer thrashing issue in HGNN…

硬件体系结构 · 计算机科学 2024-04-09 Runzhen Xue , Mingyu Yan , Dengke Han , Yihan Teng , Zhimin Tang , Xiaochun Ye , Dongrui Fan

This paper introduces a tensor neural network (TNN) to address nonparametric regression problems, leveraging its distinct sub-network structure to effectively facilitate variable separation and enhance the approximation of complex,…

机器学习 · 统计学 2024-09-16 Yongxin Li , Yifan Wang , Zhongshuo Lin , Hehu Xie

Analytics of financial data is inherently a Big Data paradigm, as such data are collected over many assets, asset classes, countries, and time periods. This represents a challenge for modern machine learning models, as the number of model…

计算金融 · 定量金融 2022-11-11 Yao Lei Xu , Kriton Konstantinidis , Danilo P. Mandic

Modern technological advances have enabled an unprecedented amount of structured data with complex temporal dependence, urging the need for new methods to efficiently model and forecast high-dimensional tensor-valued time series. This paper…

统计方法学 · 统计学 2023-09-28 Di Wang , Yao Zheng , Guodong Li

Tensor low-rank representation (TLRR) has demonstrated significant success in image clustering. However, most existing methods rely on fixed transformations and suffer from poor robustness to noise. In this paper, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Hui Chen , Xinjie Wang , Xianchao Xiu , Wanquan Liu

Non-recurrent traffic congestion (NRTC) usually brings unexpected delays to commuters. Hence, it is critical to accurately detect and recognize the NRTC in a real-time manner. The advancement of road traffic detectors and loop detectors…

物理与社会 · 物理学 2020-05-12 Qin Li , Huachun Tan , Xizhu Jiang , Yuankai Wu , Linhui Ye

Low-rank tensor approximation approaches have become an important tool in the scientific computing community. The aim is to enable the simulation and analysis of high-dimensional problems which cannot be solved using conventional methods…

数值分析 · 数学 2019-02-26 Patrick Gelß , Stefan Klus , Sebastian Matera , Christof Schütte

This paper introduces Generalized Nonnegative Structured Kruskal Tensor Regression (NS-KTR), a novel tensor regression framework that enhances interpretability and performance through mode-specific hybrid regularization and nonnegativity…

信号处理 · 电气工程与系统科学 2025-09-25 Xinjue Wang , Esa Ollila , Sergiy A. Vorobyov , Ammar Mian

Graph neural networks (GNNs) have been successfully applied in many structured data domains, with applications ranging from molecular property prediction to the analysis of social networks. Motivated by the broad applicability of GNNs, we…

机器学习 · 计算机科学 2021-10-12 Clemens Damke , Eyke Hüllermeier

The problem of recovering a low $n$-rank tensor is an extension of sparse recovery problem from the low dimensional space (matrix space) to the high dimensional space (tensor space) and has many applications in computer vision and graphics…

最优化与控制 · 数学 2014-04-09 Min Zhang , Lei Yang , Zheng-Hai Huang

We propose a hierarchical graph neural network (GNN) model that learns how to cluster a set of images into an unknown number of identities using a training set of images annotated with labels belonging to a disjoint set of identities. Our…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Yifan Xing , Tong He , Tianjun Xiao , Yongxin Wang , Yuanjun Xiong , Wei Xia , David Wipf , Zheng Zhang , Stefano Soatto

Spectral variations pose a common challenge in analyzing hyperspectral images (HSI). To address this, low-rank tensor representation has emerged as a robust strategy, leveraging inherent correlations within HSI data. However, the spatial…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Bo Han , Yuheng Jia , Hui Liu , Junhui Hou

In the machine learning fields, Recurrent Neural Network (RNN) has become a popular architecture for sequential data modeling. However, behind the impressive performance, RNNs require a large number of parameters for both training and…

机器学习 · 计算机科学 2018-05-09 Andros Tjandra , Sakriani Sakti , Satoshi Nakamura

Non-Local Total Variation (NLTV) has emerged as a useful tool in variational methods for image recovery problems. In this paper, we extend the NLTV-based regularization to multicomponent images by taking advantage of the Structure Tensor…

计算机视觉与模式识别 · 计算机科学 2014-12-11 Giovanni Chierchia , Nelly Pustelnik , Beatrice Pesquet-Popescu , Jean-Christophe Pesquet

Nonnegative Matrix Factorization (NMF) has been continuously evolving in several areas like pattern recognition and information retrieval methods. It factorizes a matrix into a product of 2 low-rank non-negative matrices that will define…

机器学习 · 计算机科学 2013-04-04 Jing-Yan Wang , Mustafa AbdulJabbar

Hypergraphs have gained increasing attention in the machine learning community lately due to their superiority over graphs in capturing super-dyadic interactions among entities. In this work, we propose a novel approach for the partitioning…

机器学习 · 计算机科学 2020-11-17 Deepak Maurya , Balaraman Ravindran

Convolutional neural networks (CNNs) are among the most widely used machine learning models for computer vision tasks, such as image classification. To improve the efficiency of CNNs, many CNNs compressing approaches have been developed.…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Mateusz Gabor , Rafał Zdunek

Tensor-based methods have recently emerged as a more natural and effective formulation to address many problems in hyperspectral imaging. In hyperspectral unmixing (HU), low-rank constraints on the abundance maps have been shown to act as a…

计算机视觉与模式识别 · 计算机科学 2018-11-14 Tales Imbiriba , Ricardo Augusto Borsoi , José Carlos Moreira Bermudez

Large CNNs have delivered impressive performance in various computer vision applications. But the storage and computation requirements make it problematic for deploying these models on mobile devices. Recently, tensor decompositions have…

机器学习 · 计算机科学 2016-02-16 Cheng Tai , Tong Xiao , Yi Zhang , Xiaogang Wang , Weinan E

Graph representation learning based on graph neural networks (GNNs) can greatly improve the performance of downstream tasks, such as node and graph classification. However, the general GNN models do not aggregate node information in a…

机器学习 · 计算机科学 2020-07-30 Fei Ding , Xiaohong Zhang , Justin Sybrandt , Ilya Safro