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Linear perspectivecues deriving from regularities of the built environment can be used to recalibrate both intrinsic and extrinsic camera parameters online, but these estimates can be unreliable due to irregularities in the scene,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Yiming Qian , James H. Elder

Anomaly segmentation is a crucial task for safety-critical applications, such as autonomous driving in urban scenes, where the goal is to detect out-of-distribution (OOD) objects with categories which are unseen during training. The core…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Jiazhong Cen , Zenkun Jiang , Lingxi Xie , Qi Tian , Xiaokang Yang , Wei Shen

Motion planning is a fundamental problem and focuses on finding control inputs that enable a robot to reach a goal region while safely avoiding obstacles. However, in many situations, the state of the system may not be known but only…

Robotics · Computer Science 2021-08-30 Lars Lindemann , Matthew Cleaveland , Yiannis Kantaros , George J. Pappas

This paper studies the effect of reference frame selection in sensor-to-sensor extrinsic calibration when formulated as a motion-based hand-eye calibration problem. Different reference selection options are tested under varying noise…

Robotics · Computer Science 2023-04-20 Tuomas Välimäki , Bharath Garigipati , Reza Ghabcheloo

This paper introduces the first minimal solvers that jointly estimate lens distortion and affine rectification from repetitions of rigidly transformed coplanar local features. The proposed solvers incorporate lens distortion into the camera…

Computer Vision and Pattern Recognition · Computer Science 2018-12-03 James Pritts , Zuzana Kukelova , Viktor Larsson , Ondrej Chum

Modeling imaging sensor noise is a fundamental problem for image processing and computer vision applications. While most previous works adopt statistical noise models, real-world noise is far more complicated and beyond what these models…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Ke-Chi Chang , Ren Wang , Hung-Jin Lin , Yu-Lun Liu , Chia-Ping Chen , Yu-Lin Chang , Hwann-Tzong Chen

State-space models (SSMs) provide a flexible framework for modelling time series data, but their reliance on Gaussian error assumptions makes them highly sensitive to outliers. We propose a robust estimation method, ROAMS, that mitigates…

Methodology · Statistics 2025-11-20 Rajan Shankar , Ines Wilms , Jakob Raymaekers , Garth Tarr

We present VSAC, a RANSAC-type robust estimator with a number of novelties. It benefits from the introduction of the concept of independent inliers that improves significantly the efficacy of the dominant plane handling and, also, allows…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Maksym Ivashechkin , Daniel Barath , Jiri Matas

In this paper we study the numerical instabilities of the 5- and 7-point problems for essential and fundamental matrix estimation in multiview geometry. In both cases we characterize the ill-posed world scenes where the condition number for…

Computer Vision and Pattern Recognition · Computer Science 2021-12-30 Hongyi Fan , Joe Kileel , Benjamin Kimia

The requirement to generate robust robotic platforms is a critical enabling step to allow such platforms to permeate safety-critical applications (i.e., the localization of autonomous platforms in urban environments). One of the primary…

Signal Processing · Electrical Eng. & Systems 2019-08-14 Ryan M. Watson , Jason N. Gross , Clark N. Taylor , Robert C. Leishman

The goal of Continual Learning (CL) task is to continuously learn multiple new tasks sequentially while achieving a balance between the plasticity and stability of new and old knowledge. This paper analyzes that this insufficiency arises…

Machine Learning · Computer Science 2024-05-28 Hanxi Xiao , Fan Lyu

The ability to detect objects regardless of image distortions or weather conditions is crucial for real-world applications of deep learning like autonomous driving. We here provide an easy-to-use benchmark to assess how object detection…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Claudio Michaelis , Benjamin Mitzkus , Robert Geirhos , Evgenia Rusak , Oliver Bringmann , Alexander S. Ecker , Matthias Bethge , Wieland Brendel

Robustness is essential for deep neural networks, especially in security-sensitive applications. To this end, randomized smoothing provides theoretical guarantees for certifying robustness against adversarial perturbations. Recently,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Jiachen Lei , Julius Berner , Jiongxiao Wang , Zhongzhu Chen , Zhongjia Ba , Kui Ren , Jun Zhu , Anima Anandkumar

Road maintenance during the Winter season is a safety critical and resource demanding operation. One of its key activities is determining road surface condition (RSC) in order to prioritize roads and allocate cleaning efforts such as…

Computer Vision and Pattern Recognition · Computer Science 2020-09-23 Juan Carrillo , Mark Crowley , Guangyuan Pan , Liping Fu

Rotation averaging is a synchronization process on single or multiple rotation groups, and is a fundamental problem in many computer vision tasks such as multi-view structure from motion (SfM). Specifically, rotation averaging involves the…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Xinyi Li , Haibin Ling

Repetitive counting (RepCount) is critical in various applications, such as fitness tracking and rehabilitation. Previous methods have relied on the estimation of red-green-and-blue (RGB) frames and body pose landmarks to identify the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Haodong Chen , Ming C. Leu , Md Moniruzzaman , Zhaozheng Yin , Solmaz Hajmohammadi

Systematic error, which is not determined by chance, often refers to the inaccuracy (involving either the observation or measurement process) inherent to a system. In this paper, we exhibit some long-neglected but frequent-happening…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Yan Wang , Yuhang Li , Ruihao Gong

Noisy labels are a pervasive challenge in medical image classification, where annotation errors arise from inter-observer variability and diagnostic ambiguity. Although several noise-robust learning methods have been proposed, their…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Maycon R. S. Pereira , Filipe R. Cordeiro

The problem of robust mean estimation in high dimensions is studied, in which a certain fraction (less than half) of the datapoints can be arbitrarily corrupted. Motivated by compressive sensing, the robust mean estimation problem is…

Applications · Statistics 2022-12-08 Aditya Deshmukh , Jing Liu , Venugopal V. Veeravalli

Continual anomaly detection (CAD) addresses the need for industrial inspection systems to adapt to evolving production conditions, yet existing methods share three critical gaps: unrealistic evaluation, no systematic comparison, and no…

Machine Learning · Computer Science 2026-05-26 Chad Weatherly , Sen Lin