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Deep learning provides a powerful tool for machine perception when the observations resemble the training data. However, real-world robotic systems must react intelligently to their observations even in unexpected circumstances. This…

机器学习 · 计算机科学 2018-12-31 Rowan McAllister , Gregory Kahn , Jeff Clune , Sergey Levine

Data uncertainty is commonly observed in the images for face recognition (FR). However, deep learning algorithms often make predictions with high confidence even for uncertain or irrelevant inputs. Intuitively, FR algorithms can benefit…

计算机视觉与模式识别 · 计算机科学 2022-12-05 Lei Shang , Mouxiao Huang , Wu Shi , Yuchen Liu , Yang Liu , Fei Wang , Baigui Sun , Xuansong Xie , Yu Qiao

Neural ordinary differential equations (NODE) have been proposed as a continuous depth generalization to popular deep learning models such as Residual networks (ResNets). They provide parameter efficiency and automate the model selection…

机器学习 · 计算机科学 2021-12-24 Srinivas Anumasa , P. K. Srijith

In the field of out-of-distribution (OOD) detection, a previous method that use auxiliary data as OOD data has shown promising performance. However, the method provides an equal loss to all auxiliary data to differentiate them from inliers.…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Hyunjun Choi , Hawook Jeong , Jin Young Choi

We introduce a new deep generative model useful for uncertainty quantification: the Morse neural network, which generalizes the unnormalized Gaussian densities to have modes of high-dimensional submanifolds instead of just discrete points.…

机器学习 · 统计学 2023-07-04 Benoit Dherin , Huiyi Hu , Jie Ren , Michael W. Dusenberry , Balaji Lakshminarayanan

Out-of-distribution (OOD) detection is critical for preventing deep learning models from making incorrect predictions to ensure the safety of artificial intelligence systems. Especially in safety-critical applications such as medical…

机器学习 · 计算机科学 2023-02-16 Mouxiao Huang , Yu Qiao

In recent years, the crucial importance of metrics in machine learning algorithms has led to an increasing interest for optimizing distance and similarity functions. Most of the state of the art focus on learning Mahalanobis distances…

机器学习 · 计算机科学 2019-01-25 Aurelien Bellet , Amaury Habrard , Marc Sebban

Deep learning models are vulnerable to performance degradation when encountering out-of-distribution (OOD) images, potentially leading to misdiagnoses and compromised patient care. These shortcomings have led to great interest in the field…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Lars Doorenbos , Raphael Sznitman , Pablo Márquez-Neila

Learning Mahalanobis metric spaces is an important problem that has found numerous applications. Several algorithms have been designed for this problem, including Information Theoretic Metric Learning (ITML) [Davis et al. 2007] and Large…

机器学习 · 计算机科学 2020-03-03 Diego Ihara , Neshat Mohammadi , Francesco Sgherzi , Anastasios Sidiropoulos

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

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…

The reliability of artificial intelligence (AI) systems in open-world settings depends heavily on their ability to flag out-of-distribution (OOD) inputs unseen during training. Recent advances in large-scale vision-language models (VLMs)…

机器学习 · 计算机科学 2025-10-14 Faizul Rakib Sayem , Shahana Ibrahim

Bayesian inference is used extensively to quantify the uncertainty in an inferred field given the measurement of a related field when the two are linked by a mathematical model. Despite its many applications, Bayesian inference faces…

机器学习 · 统计学 2020-03-31 Dhruv V. Patel , Assad A. Oberai

We explicate a semi-automated statistical algorithm for object identification and segregation in both gray scale and color images. The algorithm makes optimal use of the observation that definite objects in an image are typically…

计算机视觉与模式识别 · 计算机科学 2013-08-06 Madhur Srivastava , Satish K. Singh , Prasanta K. Panigrahi

A critical vulnerability of supervised deep learning in high-dimensional tabular domains is "generalization collapse": models form precise decision boundaries around known training distributions but fail catastrophically when encountering…

机器学习 · 计算机科学 2026-03-10 Rajeeb Thapa Chhetri , Saurab Thapa , Avinash Kumar , Zhixiong Chen

3D Gaussian splatting has demonstrated impressive performance in real-time novel view synthesis. However, achieving successful reconstruction from RGB images generally requires multiple input views captured under static conditions. To…

计算机视觉与模式识别 · 计算机科学 2024-05-31 Wei Sun , Qi Zhang , Yanzhao Zhou , Qixiang Ye , Jianbin Jiao , Yuan Li

The superior performance of object detectors is often established under the condition that the test samples are in the same distribution as the training data. However, in many practical applications, out-of-distribution (OOD) instances are…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Tianhao Zhang , Shenglin Wang , Nidhal Bouaynaya , Radu Calinescu , Lyudmila Mihaylova

Evidential deep learning (EDL) has shown remarkable success in uncertainty estimation. However, there is still room for improvement, particularly in out-of-distribution (OOD) detection and classification tasks. The limited OOD detection…

机器学习 · 计算机科学 2025-10-15 Taeseong Yoon , Heeyoung Kim

We present a novel scalable, fully distributed, and online method for simultaneous localisation and extrinsic calibration for multi-robot setups. Individual a priori unknown robot poses are probabilistically inferred as robots sense each…

机器人学 · 计算机科学 2024-01-29 Riku Murai , Ignacio Alzugaray , Paul H. J. Kelly , Andrew J. Davison

Bayesian neural networks and deep ensemble methods have been proposed for uncertainty quantification; however, they are computationally intensive and require large storage. By utilizing a single deterministic model, we can solve the above…

机器学习 · 计算机科学 2025-08-04 Yaxin Ma , Benjamin Colburn , Jose C. Principe