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相关论文: NeuralOOD: Improving Out-of-Distribution Generaliz…

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With the availability of large pre-trained models, a modern workflow for building real-world machine learning solutions is to fine-tune such models on a downstream task with a relatively small domain-specific dataset. In such applications,…

机器学习 · 计算机科学 2024-05-28 Lu Tan , Huei Zhou , Yinxiang Huang , Zeming Zheng , Yujiu Yang

Time series remains one of the most challenging modalities in machine learning research. The out-of-distribution (OOD) detection and generalization on time series tend to suffer due to its non-stationary property, i.e., the distribution…

机器学习 · 计算机科学 2023-08-07 Wang Lu , Jindong Wang , Xinwei Sun , Yiqiang Chen , Xiangyang Ji , Qiang Yang , Xing Xie

The visuomotor policy can easily overfit to its training datasets, such as fixed camera positions and backgrounds. This overfitting makes the policy perform well in the in-distribution scenarios but underperform in the out-of-distribution…

机器人学 · 计算机科学 2025-08-19 Jilei Mao , Jiarui Guan , Yingjuan Tang , Qirui Hu , Zhihang Li , Junjie Yu , Yongjie Mao , Yunzhe Sun , Shuang Liu , Xiaozhu Ju

Deep learned (DL) models for image recognition have been shown to fail to generalize to data from different devices, populations, etc. COVID-19 detection from Chest X-rays (CXRs), in particular, has been shown to fail to generalize to…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Duong Mai , Lawrence Hall

Out-of-distribution (OOD) detection has emerged as a popular technique to enhance the reliability of machine learning models by identifying unexpected inputs from unknown classes. Recent progress in pre-trained vision-language models (VLMs)…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Yuanwei Hu , Bo Peng , Yadan Luo , Zhen Fang , Ling Chen , Jie Lu

Embeddings produced by pre-trained deep neural networks (DNNs) are widely used; however, their efficacy for downstream tasks can vary widely. We study the factors influencing transferability and out-of-distribution (OOD) generalization of…

机器学习 · 计算机科学 2024-10-28 Md Yousuf Harun , Kyungbok Lee , Jhair Gallardo , Giri Krishnan , Christopher Kanan

Attribute bias in federated learning (FL) typically leads local models to optimize inconsistently due to the learning of non-causal associations, resulting degraded performance. Existing methods either use data augmentation for increasing…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Zhuang Qi , Sijin Zhou , Lei Meng , Han Hu , Han Yu , Xiangxu Meng

The open-world assumption in model development suggests that a model might lack sufficient information to adequately handle data that is entirely distinct or out of distribution (OOD). While deep learning methods have shown promising…

机器学习 · 计算机科学 2025-05-21 Achmad Ginanjar , Xue Li , Priyanka Singh , Wen Hua

The inability of deep learning models to handle data drawn from unseen distributions has sparked much interest in unsupervised out-of-distribution (U-OOD) detection, as it is crucial for reliable deep learning models. Despite considerable…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Lars Doorenbos , Raphael Sznitman , Pablo Márquez-Neila

Detecting out-of-distribution (OOD) data is crucial for robust machine learning systems. Normalizing flows are flexible deep generative models that often surprisingly fail to distinguish between in- and out-of-distribution data: a flow…

机器学习 · 统计学 2020-06-16 Polina Kirichenko , Pavel Izmailov , Andrew Gordon Wilson

Deep neural networks (DNNs) are often constructed under the closed-world assumption, which may fail to generalize to the out-of-distribution (OOD) data. This leads to DNNs producing overconfident wrong predictions and can result in…

机器学习 · 统计学 2024-12-31 Yang Chen , Chih-Li Sung , Arpan Kusari , Xiaoyang Song , Wenbo Sun

Deep neural networks (DNNs) have become a key part of many modern software applications. After training and validating, the DNN is deployed as an irrevocable component and applied in real-world scenarios. Although most DNNs are built…

机器学习 · 计算机科学 2021-03-31 JingWei Xu , Siyuan Zhu , Zenan Li , Chang Xu

Multimodal MRIs play a crucial role in clinical diagnosis and treatment. Feature disentanglement (FD)-based methods, aiming at learning superior feature representations for multimodal data analysis, have achieved significant success in…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Tianling Liu , Hongying Liu , Fanhua Shang , Lequan Yu , Tong Han , Liang Wan

While humans excel at continual learning (CL), deep neural networks (DNNs) exhibit catastrophic forgetting. A salient feature of the brain that allows effective CL is that it utilizes multiple modalities for learning and inference, which is…

机器学习 · 计算机科学 2024-05-07 Fahad Sarfraz , Bahram Zonooz , Elahe Arani

Data-driven molecular discovery leverages artificial intelligence/machine learning (AI/ML) and generative modeling to filter and design novel molecules. Discovering novel molecules requires accurate out-of-distribution (OOD) predictions,…

Recently, deep neural networks have made remarkable achievements in 3D point cloud classification. However, existing classification methods are mainly implemented on idealized point clouds and suffer heavy degradation of per-formance on…

计算机视觉与模式识别 · 计算机科学 2022-05-06 Guoquan Xu , Hezhi Cao , Yifan Zhang , Jianwei Wan , Ke Xu , Yanxin Ma

To alleviate hardware scarcity in training large deep neural networks (DNNs), particularly large language models (LLMs), we present FusionLLM, a decentralized training system designed and implemented for training DNNs using geo-distributed…

分布式、并行与集群计算 · 计算机科学 2024-10-17 Zhenheng Tang , Xueze Kang , Yiming Yin , Xinglin Pan , Yuxin Wang , Xin He , Qiang Wang , Rongfei Zeng , Kaiyong Zhao , Shaohuai Shi , Amelie Chi Zhou , Bo Li , Bingsheng He , Xiaowen Chu

Methods which utilize the outputs or feature representations of predictive models have emerged as promising approaches for out-of-distribution (OOD) detection of image inputs. However, these methods struggle to detect OOD inputs that share…

机器学习 · 计算机科学 2023-02-09 Lily H. Zhang , Rajesh Ranganath

Neural networks often make predictions relying on the spurious correlations from the datasets rather than the intrinsic properties of the task of interest, facing sharp degradation on out-of-distribution (OOD) test data. Existing de-bias…

机器学习 · 计算机科学 2023-01-20 Xinzhe Han , Shuhui Wang , Chi Su , Qingming Huang , Qi Tian

The deployment of machine learning solutions in real-world scenarios often involves addressing the challenge of out-of-distribution (OOD) detection. While significant efforts have been devoted to OOD detection in classical supervised…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Loïc Le Bescond , Maria Vakalopoulou , Stergios Christodoulidis , Fabrice André , Hugues Talbot