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相关论文: Out-of-Distribution Detection using BiGAN and MDL

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Motivation: Deep learning models deployed for use on medical tasks can be equipped with Out-of-Distribution Detection (OoDD) methods in order to avoid erroneous predictions. However it is unclear which OoDD method should be used in…

机器学习 · 计算机科学 2020-08-06 Tianshi Cao , Chin-Wei Huang , David Yu-Tung Hui , Joseph Paul Cohen

To classify in-distribution samples, deep neural networks explore strongly label-related information and discard weakly label-related information according to the information bottleneck. Out-of-distribution samples drawn from distributions…

机器学习 · 计算机科学 2023-08-29 Zhilin Zhao , Longbing Cao

Out-of-Distribution (OOD) detection is a critical task that has garnered significant attention. The emergence of CLIP has spurred extensive research into zero-shot OOD detection, often employing a training-free approach. Current methods…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Haoran Xu , Yanlin Liu , Zizhao Tong , Jiaze Li , Kexue Fu , Yuyang Zhang , Longxiang Gao , Shuaiguang Li , Xingyu Li , Yanran Xu , Changwei Wang

Reliable quantification of epistemic and aleatoric uncertainty is of crucial importance in applications where models are trained in one environment but applied to multiple different environments, often seen in real-world applications for…

机器学习 · 计算机科学 2023-11-02 Simon Dirmeier , Ye Hong , Yanan Xin , Fernando Perez-Cruz

Out-of-Distribution (OOD) detection is essential for the trustworthiness of AI systems. Methods using prior information (i.e., subspace-based methods) have shown effective performance by extracting information geometry to detect OOD data…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Kaiyu Guo , Zijian Wang , Tan Pan , Brian C. Lovell , Mahsa Baktashmotlagh

Generative models trained in an unsupervised manner may set high likelihood and low reconstruction loss to Out-of-Distribution (OoD) samples. This increases Type II errors and leads to missed anomalies, overall decreasing Anomaly Detection…

机器学习 · 计算机科学 2022-02-03 Nikolaos Dionelis , Mehrdad Yaghoobi , Sotirios A. Tsaftaris

Biomedical segmentation networks easily suffer from the unexpected misclassification between foreground and background objects when learning on limited and imperfect medical datasets. Inspired by the strong power of Out-of-Distribution…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Yiquan Gao , Duohui Xu

Out-of-distribution (OOD) detection aims to detect test samples outside the training category space, which is an essential component in building reliable machine learning systems. Existing reviews on OOD detection primarily focus on method…

机器学习 · 计算机科学 2025-08-05 Shuo Lu , Yingsheng Wang , Lijun Sheng , Lingxiao He , Aihua Zheng , Jian Liang

Detecting deepfakes has become a critical challenge in Computer Vision and Artificial Intelligence. Despite significant progress in detection techniques, generalizing them to open-set scenarios continues to be a persistent difficulty.…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Luca Maiano , Fabrizio Casadei , Irene Amerini

Out-of-distribution (OOD) detection is the problem of identifying inputs which are unrelated to the in-distribution task. The OOD detection performance when the in-distribution (ID) is ImageNet-1K is commonly being tested on a small range…

机器学习 · 计算机科学 2023-06-02 Julian Bitterwolf , Maximilian Müller , Matthias Hein

The detection and localization of anomalies is one important medical image analysis task. Most commonly, Computer Vision anomaly detection approaches rely on manual annotations that are both time consuming and expensive to obtain.…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Sergio Naval Marimont , Giacomo Tarroni

Out-of-Distribution (OOD) detection is critical for safe deployment; however, existing detectors often struggle to generalize across datasets of varying scales and model architectures, and some can incur high computational costs in…

机器学习 · 计算机科学 2025-04-04 Litian Liu , Yao Qin

State-of-the-art Object Detection (OD) methods predominantly operate under a closed-world assumption, where test-time categories match those encountered during training. However, detecting and localizing unknown objects is crucial for…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Daniel Montoya , Aymen Bouguerra , Alexandra Gomez-Villa , Fabio Arnez

Modern neural networks are known to give overconfident prediction for out-of-distribution inputs when deployed in the open world. It is common practice to leverage a surrogate outlier dataset to regularize the model during training, and…

机器学习 · 计算机科学 2024-02-27 Wenyu Jiang , Hao Cheng , Mingcai Chen , Chongjun Wang , Hongxin Wei

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

Out-Of-Distribution (OOD) detection has received broad attention over the years, aiming to ensure the reliability and safety of deep neural networks (DNNs) in real-world scenarios by rejecting incorrect predictions. However, we notice a…

计算机视觉与模式识别 · 计算机科学 2022-12-01 Yao Zhu , Yuefeng Chen , Xiaodan Li , Rong Zhang , Hui Xue , Xiang Tian , Rongxin Jiang , Bolun Zheng , Yaowu Chen

Unpredictable ML model behavior on unseen data, especially in the health domain, raises serious concerns about its safety as repercussions for mistakes can be fatal. In this paper, we explore the feasibility of using state-of-the-art…

机器学习 · 计算机科学 2021-10-28 Chunjong Park , Anas Awadalla , Tadayoshi Kohno , Shwetak Patel

Outlier detection is an important task in data mining and many technologies have been explored in various applications. However, due to the default assumption that outliers are non-concentrated, unsupervised outlier detection may not…

机器学习 · 计算机科学 2020-03-10 Zhe Li , Chunhua Sun , Chunli Liu , Xiayu Chen , Meng Wang , Yezheng Liu

Detecting a small number of outliers from a set of data observations is always challenging. This problem is more difficult in the setting of multiple network samples, where computing the anomalous degree of a network sample is generally not…

人工智能 · 计算机科学 2016-10-04 Xuan-Hong Dang , Arlei Silva , Ambuj Singh , Ananthram Swami , Prithwish Basu

The effective application of neural networks in the real-world relies on proficiently detecting out-of-distribution examples. Contemporary methods seek to model the distribution of feature activations in the training data for adequately…

机器学习 · 计算机科学 2020-07-21 Ev Zisselman , Aviv Tamar