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Graphs represent interconnected structures prevalent in a myriad of real-world scenarios. Effective graph analytics, such as graph learning methods, enables users to gain profound insights from graph data, underpinning various tasks…

机器学习 · 计算机科学 2023-08-30 Zemin Liu , Yuan Li , Nan Chen , Qian Wang , Bryan Hooi , Bingsheng He

Deep learning methods for graphs achieve remarkable performance on many node-level and graph-level prediction tasks. However, despite the proliferation of the methods and their success, prevailing Graph Neural Networks (GNNs) neglect…

机器学习 · 计算机科学 2020-11-10 Emily Alsentzer , Samuel G. Finlayson , Michelle M. Li , Marinka Zitnik

We propose a framework for generating samples from a probability distribution that differs from the probability distribution of the training set. We use an adversarial process that simultaneously trains three networks, a generator and two…

机器学习 · 计算机科学 2021-02-10 Gabriele Di Cerbo , Ali Hirsa , Ahmad Shayaan

Finding anomalous snapshots from a graph has garnered huge attention recently. Existing studies address the problem using shallow learning mechanisms such as subspace selection, ego-network, or community analysis. These models do not take…

机器学习 · 计算机科学 2021-06-30 Siddharth Bhatia , Yiwei Wang , Bryan Hooi , Tanmoy Chakraborty

Supervised classification methods have been widely utilized for the quality assurance of the advanced manufacturing process, such as additive manufacturing (AM) for anomaly (defects) detection. However, since abnormal states (with defects)…

机器学习 · 计算机科学 2022-11-29 Jihoon Chung , Bo Shen , Zhenyu , Kong

Many real-world graphs (networks) are heterogeneous with different types of nodes and edges. Heterogeneous graph embedding, aiming at learning the low-dimensional node representations of a heterogeneous graph, is vital for various…

社会与信息网络 · 计算机科学 2021-12-15 Wentao Xu , Yingce Xia , Weiqing Liu , Jiang Bian , Jian Yin , Tie-Yan Liu

The ability to discriminate between generative graph models is critical to understanding complex structural patterns in both synthetic graphs and the real-world structures that they emulate. While Graph Neural Networks (GNNs) have seen…

机器学习 · 计算机科学 2025-12-23 Janek Dyer , Jagdeep Ahluwalia , Javad Zarrin

We present the first generative adversarial network (GAN) for natural image matting. Our novel generator network is trained to predict visually appealing alphas with the addition of the adversarial loss from the discriminator that is…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Sebastian Lutz , Konstantinos Amplianitis , Aljosa Smolic

One significant challenge of exploiting Graph neural networks (GNNs) in real-life scenarios is that they are always treated as black boxes, therefore leading to the requirement of interpretability. To address this, model-level…

机器学习 · 计算机科学 2025-09-22 Xiao Yue , Guangzhi Qu , Lige Gan

We present a novel graph Transformer generative adversarial network (GTGAN) to learn effective graph node relations in an end-to-end fashion for challenging graph-constrained architectural layout generation tasks. The proposed…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Hao Tang , Ling Shao , Nicu Sebe , Luc Van Gool

Graph representation learning (a.k.a. network embedding) is a significant topic of network analysis, due to its effectiveness to support various graph inference tasks. In this paper, we study the representation learning with multiple…

社会与信息网络 · 计算机科学 2023-05-17 Meng Qin

A real-world graph has a complex topological structure, which is often formed by the interaction of different latent factors. However, most existing methods lack consideration of the intrinsic differences in relations between nodes caused…

机器学习 · 计算机科学 2024-01-26 Shuai Zheng , Zhenfeng Zhu , Zhizhe Liu , Jian Cheng , Yao Zhao

Semi-supervised node classification on graphs is an important research problem, with many real-world applications in information retrieval such as content classification on a social network and query intent classification on an e-commerce…

机器学习 · 计算机科学 2022-03-29 Zhihao Wen , Yuan Fang , Zemin Liu

Graph Neural Networks (GNNs) are characterized by their capacity of processing graph-structured data. However, due to the sparsity of labels under semi-supervised learning, they have been found to exhibit biased performance on specific…

机器学习 · 计算机科学 2025-12-16 Yihan Zhang

Graph similarity learning (GSL), also referred to as graph matching in many scenarios, is a fundamental problem in computer vision, pattern recognition, and graph learning. However, previous GSL methods assume that graphs are homogeneous…

机器学习 · 计算机科学 2025-03-13 Shilong Sang , Ke-Jia Chen , Zheng liu

Graph neural networks (GNNs) have achieved tremendous success in the task of graph classification and its diverse downstream real-world applications. Despite the huge success in learning graph representations, current GNN models have…

社会与信息网络 · 计算机科学 2023-09-07 Xin Wang , Heng Chang , Beini Xie , Tian Bian , Shiji Zhou , Daixin Wang , Zhiqiang Zhang , Wenwu Zhu

We study adversarial learning when the target distribution factorizes according to a known Bayesian network. For interpolative divergences, including $(f,\Gamma)$-divergences, we prove a new infimal subadditivity principle showing that,…

机器学习 · 统计学 2026-04-03 Panagiota Birmpa , Eric Joseph Hall

This paper proposes a novel graph-constrained generative adversarial network, whose generator and discriminator are built upon relational architecture. The main idea is to encode the constraint into the graph structure of its relational…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Nelson Nauata , Kai-Hung Chang , Chin-Yi Cheng , Greg Mori , Yasutaka Furukawa

Nowadays, graph-structured data are increasingly used to model complex systems. Meanwhile, detecting anomalies from graph has become a vital research problem of pressing societal concerns. Anomaly detection is an unsupervised learning task…

机器学习 · 计算机科学 2021-03-29 Xuhong Wang , Baihong Jin , Ying Du , Ping Cui , Yupu Yang

There have been tremendous efforts over the past decades dedicated to the generation of realistic graphs in a variety of domains, ranging from social networks to computer networks, from gene regulatory networks to online transaction…

机器学习 · 计算机科学 2023-12-19 Lecheng Zheng , Dawei Zhou , Hanghang Tong , Jiejun Xu , Yada Zhu , Jingrui He