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Polarization in ferroelectric domains arises from atomic-scale structural variations that govern macroscopic functionalities. The interfaces between these domains known as domain walls host distinct physical responses, making their…

A polarization camera has great potential for 3D reconstruction since the angle of polarization (AoP) of reflected light is related to an object's surface normal. In this paper, we propose a novel 3D reconstruction method called…

计算机视觉与模式识别 · 计算机科学 2020-07-20 Jinyu Zhao , Yusuke Monno , Masatoshi Okutomi

Visual localization, i.e., camera pose estimation in a known scene, is a core component of technologies such as autonomous driving and augmented reality. State-of-the-art localization approaches often rely on image retrieval techniques for…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Noé Pion , Martin Humenberger , Gabriela Csurka , Yohann Cabon , Torsten Sattler

Regularization approaches have demonstrated their effectiveness for solving ill-posed problems. However, in the context of variational restoration methods, a challenging question remains, which is how to find a good regularizer. While total…

最优化与控制 · 数学 2011-10-25 Nelly Pustelnik , Caroline Chaux , Jean-Christophe Pesquet

Detecting multiple planes in images is a challenging problem, but one with many applications. Recent work such as J-Linkage and Ordered Residual Kernels have focussed on developing a domain independent approach to detect multiple…

计算机视觉与模式识别 · 计算机科学 2013-12-30 Prateek Singhal , Aditya Deshpande , N Dinesh Reddy , K Madhava Krishna

Car detection is an important task that serves as a crucial prerequisite for many automated driving functions. The large variations in lighting/weather conditions and vehicle densities of the scenes pose significant challenges to existing…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Wen Dong , Haiyang Mei , Ziqi Wei , Ao Jin , Sen Qiu , Qiang Zhang , Xin Yang

Holistic 3D indoor scene understanding refers to jointly recovering the i) object bounding boxes, ii) room layout, and iii) camera pose, all in 3D. The existing methods either are ineffective or only tackle the problem partially. In this…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Siyuan Huang , Siyuan Qi , Yinxue Xiao , Yixin Zhu , Ying Nian Wu , Song-Chun Zhu

A major bottleneck of pedestrian detection lies on the sharp performance deterioration in the presence of small-size pedestrians that are relatively far from the camera. Motivated by the observation that pedestrians of disparate spatial…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Xiaowei Zhang , Li Cheng , Bo Li , Hai-Miao Hu

Recently, significant progress has been made in the study of methods for 3D reconstruction from multiple images using implicit neural representations, exemplified by the neural radiance field (NeRF) method. Such methods, which are based on…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Wooseok Kim , Taiki Fukiage , Takeshi Oishi

This paper proposes a fine-grained self-localization method for outdoor robotics that utilizes a flexible number of onboard cameras and readily accessible satellite images. The proposed method addresses limitations in existing cross-view…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Shan Wang , Yanhao Zhang , Akhil Perincherry , Ankit Vora , Hongdong Li

At present, and increasingly so in the future, much of the captured visual content will not be seen by humans. Instead, it will be used for automated machine vision analytics and may require occasional human viewing. Examples of such…

图像与视频处理 · 电气工程与系统科学 2022-04-13 Hyomin Choi , Ivan V. Bajic

Robotics applications in urban environments are subject to obstacles that exhibit specular reflections hampering autonomous navigation. On the other hand, these reflections are highly polarized and this extra information can successfully be…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Marc Blanchon , Olivier Morel , Fabrice Meriaudeau , Ralph Seulin , Désiré Sidibé

Localization is paramount for autonomous robots. While camera and LiDAR-based approaches have been extensively investigated, they are affected by adverse illumination and weather conditions. Therefore, radar sensors have recently gained…

机器人学 · 计算机科学 2024-11-05 Abhijeet Nayak , Daniele Cattaneo , Abhinav Valada

Polarization plays an important role in various time-domain astrophysics to understand the magnetic fields, geometry, and environments of spatially unresolved variable sources. In this paper we present the results of laboratory and on-sky…

天体物理仪器与方法 · 物理学 2020-04-29 Manisha Shrestha , Iain A. Steele , Andrez S. Piascik , Helen Jermak , Robert J. Smith , Chris M. Copperwheat

Place recognition, the ability to identify previously visited locations, is critical for both biological navigation and autonomous systems. This review synthesizes findings from robotic systems, animal studies, and human research to explore…

机器人学 · 计算机科学 2025-11-19 Michael Milford , Tobias Fischer

Reliable localization is critical for robot navigation in complex indoor environments. In this paper, we propose an uncertainty-aware localization method that enhances the reliability of localization outputs without modifying the prediction…

机器人学 · 计算机科学 2025-04-23 Hye-Min Won , Jieun Lee , Jiyong Oh

Polarization imaging captures the polarization state of light, revealing information invisible to the human eye yet valuable in domains such as biomedical diagnostics, autonomous driving, and remote sensing. However, conventional…

图像与视频处理 · 电气工程与系统科学 2026-03-31 Noa Kraicer , Erez Yosef , Raja Giryes

Reliable obstacle detection and classification in rough and unstructured terrain such as agricultural fields or orchards remains a challenging problem. These environments involve large variations in both geometry and appearance, challenging…

机器人学 · 计算机科学 2019-03-14 Mikkel Kragh , James Underwood

Modern robotic perception is highly dependent on neural networks. It is well known that neural network-based perception can be unreliable in real-world deployment, especially in difficult imaging conditions. Out-of-distribution detection is…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Simon Kristoffersson Lind , Rudolph Triebel , Volker Krüger

Segmentation of very large images is a common problem in microscopy, medical imaging or remote sensing. The problem is usually addressed by sliding window inference, which can theoretically lead to seamlessly stitched predictions. However,…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Elena Buglakova , Anwai Archit , Edoardo D'Imprima , Julia Mahamid , Constantin Pape , Anna Kreshuk