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相关论文: Evolving Graph Learning for Out-of-Distribution Ge…

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Graph machine learning has witnessed rapid growth, driving advancements across diverse domains. However, the in-distribution assumption, where training and testing data share the same distribution, often breaks in real-world scenarios,…

机器学习 · 计算机科学 2025-02-13 Tingyi Cai , Yunliang Jiang , Yixin Liu , Ming Li , Changqin Huang , Shirui Pan

Recent advancements have explored text-to-image diffusion models for synthesizing out-of-distribution (OOD) samples, substantially enhancing the performance of OOD detection. However, existing approaches typically rely on perturbing…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Xin Gao , Jiyao Liu , Guanghao Li , Yueming Lyu , Jianxiong Gao , Weichen Yu , Ningsheng Xu , Liang Wang , Caifeng Shan , Ziwei Liu , Chenyang Si

The convenience of 3D sensors has led to an increase in the use of 3D point clouds in various applications. However, the differences in acquisition devices or scenarios lead to divergence in the data distribution of point clouds, which…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Zhimin Zhang , Xiang Gao , Wei Hu

Recent advancements in Spatiotemporal Graph Neural Networks (ST-GNNs) and Transformers have demonstrated promising potential for traffic forecasting by effectively capturing both temporal and spatial correlations. The generalization ability…

机器学习 · 计算机科学 2024-10-02 Hongjun Wang , Jiyuan Chen , Tong Pan , Zheng Dong , Lingyu Zhang , Renhe Jiang , Xuan Song

With the progressive advancements in deep graph learning, out-of-distribution (OOD) detection for graph data has emerged as a critical challenge. While the efficacy of auxiliary datasets in enhancing OOD detection has been extensively…

机器学习 · 计算机科学 2024-08-01 Junwei He , Qianqian Xu , Yangbangyan Jiang , Zitai Wang , Yuchen Sun , Qingming Huang

When testing data and training data come from different distributions, deep neural networks (DNNs) will face significant safety risks in practical applications. Therefore, out-of-distribution (OOD) detection techniques, which can identify…

机器学习 · 计算机科学 2026-04-01 Cheng Yang , Yu Hao , Qi Zhang , Chuan Shi

Graph Out-of-Distribution (OOD), requiring that models trained on biased data generalize to the unseen test data, has a massive of real-world applications. One of the most mainstream methods is to extract the invariant subgraph by aligning…

机器学习 · 计算机科学 2024-02-15 Xuexin Chen , Ruichu Cai , Kaitao Zheng , Zhifan Jiang , Zhengting Huang , Zhifeng Hao , Zijian Li

Graph machine learning (GML) has been successfully applied across a wide range of tasks. Nonetheless, GML faces significant challenges in generalizing over out-of-distribution (OOD) data, which raises concerns about its wider applicability.…

机器学习 · 计算机科学 2024-10-17 Jing Ma

Living in a complex world like ours makes it unacceptable that a practical implementation of a machine learning system assumes a closed world. Therefore, it is necessary for such a learning-based system in a real world environment, to be…

计算机视觉与模式识别 · 计算机科学 2020-03-05 Jens Bayer , David Münch , Michael Arens

Logical rule learning, a prominent category of knowledge graph (KG) reasoning methods, constitutes a critical research area aimed at learning explicit rules from observed facts to infer missing knowledge. However, like all KG reasoning…

人工智能 · 计算机科学 2025-07-11 Shixuan Liu , Yue He , Yunfei Wang , Hao Zou , Haoxiang Cheng , Wenjing Yang , Peng Cui , Zhong Liu

The distributionally robust optimization (DRO)-based graph neural network methods improve recommendation systems' out-of-distribution (OOD) generalization by optimizing the model's worst-case performance. However, these studies fail to…

机器学习 · 计算机科学 2025-01-28 Chu Zhao , Enneng Yang , Yuliang Liang , Jianzhe Zhao , Guibing Guo , Xingwei Wang

Generalization to out-of-distribution (OOD) data is a capability natural to humans yet challenging for machines to reproduce. This is because most learning algorithms strongly rely on the i.i.d.~assumption on source/target data, which is…

机器学习 · 计算机科学 2022-08-15 Kaiyang Zhou , Ziwei Liu , Yu Qiao , Tao Xiang , Chen Change Loy

Learning continuous-time dynamics on complex networks is crucial for understanding, predicting and controlling complex systems in science and engineering. However, this task is very challenging due to the combinatorial complexities in the…

社会与信息网络 · 计算机科学 2020-06-19 Chengxi Zang , Fei Wang

Deep Learning systems have achieved great success in the past few years, even surpassing human intelligence in several cases. As of late, they have also established themselves in the biomedical and healthcare domains, where they have shown…

机器学习 · 计算机科学 2022-10-06 Aristotelis Ballas , Christos Diou

Deep neural networks have attained remarkable performance when applied to data that comes from the same distribution as that of the training set, but can significantly degrade otherwise. Therefore, detecting whether an example is…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Yen-Chang Hsu , Yilin Shen , Hongxia Jin , Zsolt Kira

In real-world applications, it is important and desirable to learn a model that performs well on out-of-distribution (OOD) data. Recently, causality has become a powerful tool to tackle the OOD generalization problem, with the idea resting…

机器学习 · 统计学 2022-03-25 Ruoyu Wang , Mingyang Yi , Zhitang Chen , Shengyu Zhu

Generalization to out-of-distribution (OOD) data is one of the central problems in modern machine learning. Recently, there is a surge of attempts to propose algorithms that mainly build upon the idea of extracting invariant features.…

机器学习 · 计算机科学 2021-11-09 Haotian Ye , Chuanlong Xie , Tianle Cai , Ruichen Li , Zhenguo Li , Liwei Wang

Out-Of-Distribution generalization (OOD) is all about learning invariance against environmental changes. If the context in every class is evenly distributed, OOD would be trivial because the context can be easily removed due to an…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Jiaxin Qi , Kaihua Tang , Qianru Sun , Xian-Sheng Hua , Hanwang Zhang

The existing methods learn geographic network representations through deep graph neural networks (GNNs) based on the i.i.d. assumption. However, the spatial heterogeneity and temporal dynamics of geographic data make the out-of-distribution…

机器学习 · 计算机科学 2025-03-26 Yuhan Wang , Silu He , Qinyao Luo , Hongyuan Yuan , Ling Zhao , Jiawei Zhu , Haifeng Li

Graph learning has been crucial to many real-world tasks, but they are often studied with a closed-world assumption, with all possible labels of data known a priori. To enable effective graph learning in an open and noisy environment, it is…

机器学习 · 计算机科学 2025-08-04 Weijie Guan , Haohui Wang , Jian Kang , Lihui Liu , Dawei Zhou