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Neural Architecture Search (NAS) methods have shown to output networks that largely outperform human-designed networks. However, conventional NAS methods have mostly tackled the single dataset scenario, incuring in a large computational…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Sofia Casarin , Oswald Lanz , Sergio Escalera

Traditional clustering methods typically focus on either cluster-wise global clustering or point-wise local clustering to reveal the intrinsic structures in unlabeled data. Global clustering optimizes an objective function to explore the…

机器学习 · 计算机科学 2025-02-28 Yuxuan Yan , Na Lu , Difei Mei , Ruofan Yan , Youtian Du

While there have been many studies on hardware acceleration for deep learning on images, there has been a rather limited focus on accelerating deep learning applications involving graphs. The unique characteristics of graphs, such as the…

机器学习 · 计算机科学 2021-11-12 Atefeh Sohrabizadeh , Yuze Chi , Jason Cong

Graph condensation has recently emerged as a prevalent technique to improve the training efficiency for graph neural networks (GNNs). It condenses a large graph into a small one such that a GNN trained on this small synthetic graph can…

机器学习 · 计算机科学 2025-04-01 Jiahao Wu , Ning Lu , Zeiyu Dai , Kun Wang , Wenqi Fan , Shengcai Liu , Qing Li , Ke Tang

Graph-structured data is a type of data to be obtained associated with a graph structure where vertices and edges describe some kind of data correlation. This paper proposes a regression method on graph-structured data, which is based on…

机器学习 · 计算机科学 2025-05-23 Ayano Nakai-Kasai , Tadashi Wadayama

Graph convolutional networks (GCNs) have been very successful in skeleton-based human action recognition where the sequence of skeletons is modeled as a graph. However, most of the GCN-based methods in this area train a deep feed-forward…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Negar Heidari , Alexandros Iosifidis

Graph Neural Networks (GNNs) are widely used to perform different machine learning tasks on graphs. As the size of the graphs grows, and the GNNs get deeper, training and inference time become costly in addition to the memory requirement.…

机器学习 · 计算机科学 2022-08-09 Md. Khaledur Rahman , Ariful Azad

Graph sparsification aims to reduce the number of edges of a network while maintaining its accuracy for given tasks. In this study, we propose a novel method called GSGAN, which is able to sparsify networks for community detection tasks.…

社会与信息网络 · 计算机科学 2020-09-25 Hang-Yang Wu , Yi-Ling Chen

Multivariate time-series forecasting is a critical task for many applications, and graph time-series network is widely studied due to its capability to capture the spatial-temporal correlation simultaneously. However, most existing works…

机器学习 · 计算机科学 2022-10-14 Hongyuan Yu , Ting Li , Weichen Yu , Jianguo Li , Yan Huang , Liang Wang , Alex Liu

Approximate graph pattern mining (A-GPM) is an important data analysis tool for many graph-based applications. There exist sampling-based A-GPM systems to provide automation and generalization over a wide variety of use cases. However,…

性能 · 计算机科学 2024-05-07 Anna Arpaci-Dusseau , Zixiang Zhou , Xuhao Chen

Architecture design has become a crucial component of successful deep learning. Recent progress in automatic neural architecture search (NAS) shows a lot of promise. However, discovered architectures often fail to generalize in the final…

机器学习 · 计算机科学 2020-04-03 Guohao Li , Guocheng Qian , Itzel C. Delgadillo , Matthias Müller , Ali Thabet , Bernard Ghanem

Owing to the remarkable capability of extracting effective graph embeddings, graph convolutional network (GCN) and its variants have been successfully applied to a broad range of tasks, such as node classification, link prediction, and…

机器学习 · 计算机科学 2021-07-13 Ronghang Zhu , Zhiqiang Tao , Yaliang Li , Sheng Li

Spectral clustering (SC) is a popular clustering technique to find strongly connected communities on a graph. SC can be used in Graph Neural Networks (GNNs) to implement pooling operations that aggregate nodes belonging to the same cluster.…

机器学习 · 计算机科学 2021-01-01 Filippo Maria Bianchi , Daniele Grattarola , Cesare Alippi

Subgraph matching is a compute-intensive problem that asks to enumerate all the isomorphic embeddings of a query graph within a data graph. This problem is generally solved with backtracking, which recursively evolves every possible partial…

数据库 · 计算机科学 2020-12-29 Junya Arai , Makoto Onizuka , Yasuhiro Fujiwara , Sotetsu Iwamura

Predictive pattern mining is an approach used to construct prediction models when the input is represented by structured data, such as sets, graphs, and sequences. The main idea behind predictive pattern mining is to build a prediction…

机器学习 · 统计学 2023-06-26 Takumi Yoshida , Hiroyuki Hanada , Kazuya Nakagawa , Kouichi Taji , Koji Tsuda , Ichiro Takeuchi

Graph neural networks (GNNs) have been widely investigated in the field of semi-supervised graph machine learning. Most methods fail to exploit adequate graph information when labeled data is limited, leading to the problem of…

机器学习 · 计算机科学 2023-03-15 Linxuan Song , Wenxuan Tu , Sihang Zhou , Xinwang Liu , En Zhu

Graph convolutional networks (GCNs) are nowadays becoming mainstream in solving many image processing tasks including skeleton-based recognition. Their general recipe consists in learning convolutional and attention layers that maximize…

计算机视觉与模式识别 · 计算机科学 2023-06-01 Hichem Sahbi

Structured sparse optimization is an important and challenging problem for analyzing high-dimensional data in a variety of applications such as bioinformatics, medical imaging, social networks, and astronomy. Although a number of structured…

人工智能 · 计算机科学 2016-10-03 Baojian Zhou , Feng Chen

Gaussian concentration graph models and covariance graph models are two classes of graphical models that are useful for uncovering latent dependence structures among multivariate variables. In the Bayesian literature, graphs are often…

统计理论 · 数学 2015-05-08 Hao Wang

Data mining is wide spreading its applications in several areas. There are different tasks in mining which provides solutions for wide variety of problems in order to discover knowledge. Among those tasks association mining plays a pivotal…

数据库 · 计算机科学 2015-06-24 Sudhir Tirumalasetty , Aruna Jadda , Sreenivasa Reddy Edara