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相关论文: Time-Series Forecasting for Out-of-Distribution Ge…

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Time series forecasting (TSF) has long been a crucial task in both industry and daily life. Most classical statistical models may have certain limitations when applied to practical scenarios in fields such as energy, healthcare, traffic,…

Graphs are a fundamental data structure for representing relational information in domains such as social networks, molecular systems, and knowledge graphs. However, graph learning models often suffer from limited generalization when…

机器学习 · 计算机科学 2026-01-30 Haoyang Li , Haibo Chen , Xin Wang , Wenwu Zhu

The complex and dynamic real-world clinical environment demands reliable deep learning (DL) systems. Out-of-distribution (OOD) detection plays a critical role in enhancing the reliability and generalizability of DL models when encountering…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Jiangbei Yue , Darren Treanor , Venkataraman Subramanian , Sharib Ali

Most deep-learning-based image classification methods assume that all samples are generated under an independent and identically distributed (IID) setting. However, out-of-distribution (OOD) generalization is more common in practice, which…

机器学习 · 计算机科学 2022-02-24 Xin Guo , Zhengxu Yu , Chao Xiang , Zhongming Jin , Jianqiang Huang , Deng Cai , Xiaofei He , Xian-Sheng Hua

Machine learning models are prone to making incorrect predictions on inputs that are far from the training distribution. This hinders their deployment in safety-critical applications such as autonomous vehicles and healthcare. The detection…

机器学习 · 计算机科学 2022-07-26 Ramneet Kaur , Kaustubh Sridhar , Sangdon Park , Susmit Jha , Anirban Roy , Oleg Sokolsky , Insup Lee

Conventional supervised learning methods typically assume i.i.d samples and are found to be sensitive to out-of-distribution (OOD) data. We propose Generative Causal Representation Learning (GCRL) which leverages causality to facilitate…

机器学习 · 计算机科学 2023-04-27 Shayan Shirahmad Gale Bagi , Zahra Gharaee , Oliver Schulte , Mark Crowley

Graph neural networks have shown remarkable success in exploiting the spatial and temporal patterns on dynamic graphs. However, existing GNNs exhibit poor generalization ability under distribution shifts, which is inevitable in dynamic…

机器学习 · 计算机科学 2025-11-25 Qingyun Sun , Jiayi Luo , Haonan Yuan , Xingcheng Fu , Hao Peng , Jianxin Li , Philip S. Yu

In the transformative landscape of smart cities, the integration of the cutting-edge web technologies into time series forecasting presents a pivotal opportunity to enhance urban planning, sustainability, and economic growth. The…

机器学习 · 计算机科学 2024-05-10 Ziyi Zhang , Shaogang Ren , Xiaoning Qian , Nick Duffield

Despite notable successes of Reinforcement Learning (RL), the prevalent use of an online learning paradigm prevents its widespread adoption, especially in hazardous or costly scenarios. Offline RL has emerged as an alternative solution,…

机器学习 · 计算机科学 2024-05-08 Minjae Cho , Jonathan P. How , Chuangchuang Sun

Machine learning models often fail to generalize well under distributional shifts. Understanding and overcoming these failures have led to a research field of Out-of-Distribution (OOD) generalization. Despite being extensively studied for…

Though remarkable progress has been achieved in various vision tasks, deep neural networks still suffer obvious performance degradation when tested in out-of-distribution scenarios. We argue that the feature statistics (mean and standard…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Xiaotong Li , Yongxing Dai , Yixiao Ge , Jun Liu , Ying Shan , Ling-Yu Duan

Model substructure learning aims to find an invariant network substructure that can have better out-of-distribution (OOD) generalization than the original full structure. Existing works usually search the invariant substructure using…

机器学习 · 计算机科学 2023-06-05 Yingchun Wang , Jingcai Guo , Yi Liu , Song Guo , Weizhan Zhang , Xiangyong Cao , Qinghua Zheng

As multimodal data proliferates across diverse real-world applications, leveraging heterogeneous information such as texts and timestamps for accurate time series forecasting (TSF) has become a critical challenge. While diffusion models…

机器学习 · 计算机科学 2025-12-09 Da Zhang , Bingyu Li , Zhuyuan Zhao , Junyu Gao , Feiping Nie , Xuelong Li

Federated learning (FL) is a promising machine learning paradigm that collaborates with client models to capture global knowledge. However, deploying FL models in real-world scenarios remains unreliable due to the coexistence of…

机器学习 · 计算机科学 2024-10-24 Xinting Liao , Weiming Liu , Pengyang Zhou , Fengyuan Yu , Jiahe Xu , Jun Wang , Wenjie Wang , Chaochao Chen , Xiaolin Zheng

Deep learning has achieved strong performance in Time Series Forecasting (TSF). However, we identify a critical representation paradox, termed Latent Chaos: models with accurate predictions often learn latent representations that are…

机器学习 · 计算机科学 2026-05-13 Jie Yang , Yifan Hu , Yuante Li , Kexin Zhang , Kaize Ding , Philip S. Yu

Out-of-distribution (OOD) generalization remains a fundamental challenge in real-world classification, where test distributions often differ substantially from training data. Most existing approaches pursue domain-invariant representations,…

机器学习 · 计算机科学 2026-01-30 Chen Cheng , Ang Li

Out-of-distribution (OOD) generalization has gained increasing attentions for learning on graphs, as graph neural networks (GNNs) often exhibit performance degradation with distribution shifts. The challenge is that distribution shifts on…

机器学习 · 计算机科学 2024-08-19 Qitian Wu , Fan Nie , Chenxiao Yang , Tianyi Bao , Junchi Yan

Tropical Cyclone (TC) estimation aims to accurately estimate various TC attributes in real time. However, distribution shifts arising from the complex and dynamic nature of TC environmental fields, such as varying geographical conditions…

机器学习 · 计算机科学 2025-11-18 Hanting Yan , Pan Mu , Shiqi Zhang , Yuchao Zhu , Jinglin Zhang , Cong Bai

Neural networks are notorious for being overconfident predictors, posing a significant challenge to their safe deployment in real-world applications. While feature normalization has garnered considerable attention within the deep learning…

计算机视觉与模式识别 · 计算机科学 2023-06-09 Sudarshan Regmi , Bibek Panthi , Sakar Dotel , Prashnna K. Gyawali , Danail Stoyanov , Binod Bhattarai

Deep Neural Networks (DNNs) have demonstrated exceptional recognition capabilities in traditional computer vision (CV) tasks. However, existing CV models often suffer a significant decrease in accuracy when confronted with…

计算机视觉与模式识别 · 计算机科学 2024-08-28 Shuangchen Zhao , Changde Du , Hui Li , Huiguang He