English
Related papers

Related papers: Out-of-Distribution Detection using BiGAN and MDL

200 papers

Supervised classification methods often assume the train and test data distributions are the same and that all classes in the test set are present in the training set. However, deployed classifiers often require the ability to recognize…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Ryne Roady , Tyler L. Hayes , Ronald Kemker , Ayesha Gonzales , Christopher Kanan

When presented with Out-of-Distribution (OOD) examples, deep neural networks yield confident, incorrect predictions. Detecting OOD examples is challenging, and the potential risks are high. In this paper, we propose to detect OOD examples…

Machine Learning · Computer Science 2020-01-10 Chandramouli Shama Sastry , Sageev Oore

Empirical risk minimization (ERM) is not robust to changes in the distribution of data. When the distribution of test data is different from that of training data, the problem is known as out-of-distribution generalization. Recently, two…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Shijian Xu

We consider the two related problems of detecting if an example is misclassified or out-of-distribution. We present a simple baseline that utilizes probabilities from softmax distributions. Correctly classified examples tend to have greater…

Neural and Evolutionary Computing · Computer Science 2018-10-04 Dan Hendrycks , Kevin Gimpel

The detection of semantic and covariate out-of-distribution (OOD) examples is a critical yet overlooked challenge in digital pathology (DP). Recently, substantial insight and methods on OOD detection were presented by the ML community, but…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Ji-Hun Oh , Kianoush Falahkheirkhah , Rohit Bhargava

Machine learning (ML) systems in natural language processing (NLP) face significant challenges in generalizing to out-of-distribution (OOD) data, where the test distribution differs from the training data distribution. This poses important…

Computation and Language · Computer Science 2023-05-24 Linyi Yang , Yaoxiao Song , Xuan Ren , Chenyang Lyu , Yidong Wang , Lingqiao Liu , Jindong Wang , Jennifer Foster , Yue Zhang

Graph neural networks (GNNs) have achieved impressive performance when testing and training graph data come from identical distribution. However, existing GNNs lack out-of-distribution generalization abilities so that their performance…

Machine Learning · Computer Science 2021-12-15 Haoyang Li , Xin Wang , Ziwei Zhang , Wenwu Zhu

Improving the reliability of deployed machine learning systems often involves developing methods to detect out-of-distribution (OOD) inputs. However, existing research often narrowly focuses on samples from classes that are absent from the…

Machine Learning · Computer Science 2024-12-11 Charles Guille-Escuret , Pierre-André Noël , Ioannis Mitliagkas , David Vazquez , Joao Monteiro

Out of distribution (OOD) detection is a crucial part of making machine learning systems robust. The ImageNet-O dataset is an important tool in testing the robustness of ImageNet trained deep neural networks that are widely used across a…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Anugya Srivastava , Shriya Jain , Mugdha Thigle

Deep neural networks for image classification only learn to map in-distribution inputs to their corresponding ground truth labels in training without differentiating out-of-distribution samples from in-distribution ones. This results from…

Machine Learning · Computer Science 2023-08-29 Zhilin Zhao , Longbing Cao , Kun-Yu Lin

Out-of-distribution (OOD) detection aims to identify test examples that do not belong to the training distribution and are thus unlikely to be predicted reliably. Despite a plethora of existing works, most of them focused only on the…

Machine Learning · Computer Science 2023-11-07 Reza Averly , Wei-Lun Chao

Out-of-Distribution (OoD) inputs are examples that do not belong to the true underlying distribution of the dataset. Research has shown that deep neural nets make confident mispredictions on OoD inputs. Therefore, it is critical to identify…

Machine Learning · Computer Science 2022-05-10 Deepak Ravikumar , Kaushik Roy

The problem of out-of-distribution detection for graph classification is far from being solved. The existing models tend to be overconfident about OOD examples or completely ignore the detection task. In this work, we consider this problem…

Machine Learning · Computer Science 2022-06-23 Gleb Bazhenov , Sergei Ivanov , Maxim Panov , Alexey Zaytsev , Evgeny Burnaev

Out-of-distribution (OOD) detection is crucial to safety-critical machine learning applications and has been extensively studied. While recent studies have predominantly focused on classifier-based methods, research on deep generative model…

Machine Learning · Computer Science 2024-02-19 Genki Osada , Tsubasa Takahashi , Takashi Nishide

Out-of-distribution (OOD) detection, crucial for reliable pattern classification, discerns whether a sample originates outside the training distribution. This paper concentrates on the high-dimensional features output by the final…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Qiuyu Zhu , Yiwei He

In monocular depth estimation, uncertainty estimation approaches mainly target the data uncertainty introduced by image noise. In contrast to prior work, we address the uncertainty due to lack of knowledge, which is relevant for the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Julia Hornauer , Adrian Holzbock , Vasileios Belagiannis

Unsupervised Out-of-Distribution (OOD) detection consists in identifying anomalous regions in images leveraging only models trained on images of healthy anatomy. An established approach is to tokenize images and model the distribution of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Sergio Naval Marimont , Vasilis Siomos , Giacomo Tarroni

One barrier to the clinical deployment of deep learning-based models is the presence of images at runtime that lie far outside the training distribution of a given model. We aim to detect these out-of-distribution (OOD) images with a…

Image and Video Processing · Electrical Eng. & Systems 2023-07-21 McKell Woodland , John Wood , Caleb O'Connor , Ankit B. Patel , Kristy K. Brock

This paper presents a principled approach for detecting out-of-distribution (OOD) samples in deep neural networks (DNN). Modeling probability distributions on deep features has recently emerged as an effective, yet computationally cheap…

Machine Learning · Computer Science 2020-12-09 Ibrahima Ndiour , Nilesh Ahuja , Omesh Tickoo

Discriminative neural networks offer little or no performance guarantees when deployed on data not generated by the same process as the training distribution. On such out-of-distribution (OOD) inputs, the prediction may not only be…