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Increasingly, autonomous vehicles (AVs) are becoming a reality, such as the Advanced Driver Assistance Systems (ADAS) in vehicles that assist drivers in driving and parking functions with vehicles today. The localization problem for AVs…

机器人学 · 计算机科学 2024-03-11 Thirumalaesh Ashokkumar , Katherine A Skinner , Siddarth Agarwal , Ankit Vora , Ashutosh Bhown

Keypoint detection is an essential building block for many robotic applications like motion capture and pose estimation. Historically, keypoints are detected using uniquely engineered markers such as checkerboards or fiducials. More…

机器人学 · 计算机科学 2023-02-28 Jingpei Lu , Florian Richter , Michael Yip

Navigation inside a closed area with no GPS-signal accessibility is a highly challenging task. In order to tackle this problem, recently the imaging-based methods have grabbed the attention of many researchers. These methods either extract…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Ali Ghofrani , Rahil Mahdian Toroghi , Seyed Mojtaba Tabatabaie

Estimating relative camera poses between images has been a central problem in computer vision. Methods that find correspondences and solve for the fundamental matrix offer high precision in most cases. Conversely, methods predicting pose…

计算机视觉与模式识别 · 计算机科学 2024-03-06 Chris Rockwell , Nilesh Kulkarni , Linyi Jin , Jeong Joon Park , Justin Johnson , David F. Fouhey

Perception systems, especially cameras, are the eyes of automated driving systems. Ensuring that they function reliably and robustly is therefore an important building block in the automation of vehicles. There are various approaches to…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Philipp Rigoll , Laurenz Adolph , Lennart Ries , Eric Sax

Vision-based pose estimation plays a crucial role in the autonomous navigation of flight platforms. However, the field of view and spatial resolution of the camera limit pose estimation accuracy. This paper designs a divergent…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Shunkun Liang , Bin Li , Banglei Guan , Yang Shang , Xianwei Zhu , Qifeng Yu

We present a visual localization framework based on novel deep attention aware features for autonomous driving that achieves centimeter level localization accuracy. Conventional approaches to the visual localization problem rely on…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Yao Zhou , Guowei Wan , Shenhua Hou , Li Yu , Gang Wang , Xiaofei Rui , Shiyu Song

A new method for optimal sensor placement based on variable importance of machine learned models is proposed. With its simplicity, adaptivity, and low computational cost, the method offers many advantages over existing approaches. The new…

流体动力学 · 物理学 2017-02-02 Richard Semaan

Optimal camera placement plays a crucial role in applications such as surveillance, environmental monitoring, and infrastructure inspection. Even highly abstracted versions of this problem are NP-hard due to the high-dimensional continuous…

最优化与控制 · 数学 2024-11-28 Yash Kumar , Raghu Bollapragada , Benjamin D. Leibowicz

Image segmentation is an inherently ill-posed problem and thus requires regularization in order to limit the search space to reasonable solutions. A majority of segmentation methods integrates these regularization terms in one way or the…

数值分析 · 数学 2018-10-31 Uri Nahum , Philippe C. Cattin

It is challenging to align multi-exposed images due to large illumination variations, especially in presence of saturated regions. In this paper, a novel image alignment algorithm is proposed to cope with the multi-exposed images with…

图像与视频处理 · 电气工程与系统科学 2020-12-22 Jun Jiang , Zhengguo Li , Shoulie Xie , Shiqian Wu , Liangcai Zeng

Existence of symmetric objects, whose observation at different viewpoints can be identical, can deteriorate the performance of simultaneous localization and mapping(SLAM). This work proposes a system for robustly optimizing the pose of…

计算机视觉与模式识别 · 计算机科学 2023-03-15 Taekbeom Lee , Youngseok Jang , H. Jin Kim

The \emph{sensor placement problem} for stochastic linear inverse problems consists of determining the optimal manner in which sensors can be employed to collect data. Specifically, one wishes to place a limited number of sensors over a…

最优化与控制 · 数学 2025-10-15 Christian Aarset

High-dynamic-range (HDR) photography involves fusing a bracket of images taken at different exposure settings in order to compensate for the low dynamic range of digital cameras such as the ones used in smartphones. In this paper, a method…

计算机视觉与模式识别 · 计算机科学 2020-04-23 Reza Pourreza , Nasser Kehtarnavaz

We present the software system developed to implement the Locus Algorithm, a novel algorithm designed to maximise the performance of differential photometry systems by optimising the number and quality of reference stars in the Field of…

天体物理仪器与方法 · 物理学 2020-03-12 Kevin Nolan , Eugene Hickey , Oisín Creaner

Adding fiducial markers to a scene is a well-known strategy for making visual localization algorithms more robust. Traditionally, these marker locations are selected by humans who are familiar with visual localization techniques. This paper…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Qiangqiang Huang , Joseph DeGol , Victor Fragoso , Sudipta N. Sinha , John J. Leonard

Determining the position and orientation of a sensor vis-a-vis its surrounding, while simultaneously mapping the environment around that sensor or simultaneous localization and mapping is quickly becoming an important advancement in…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Joonas Lomps , Artjom Lind , Amnir Hadachi

Diffractive lenses have recently been applied to the domain of multispectral imaging in the X-ray and UV regimes where they can achieve very high resolution as compared to reflective and refractive optics. Conventionally, spectral…

图像与视频处理 · 电气工程与系统科学 2020-05-26 Evan Widloski , Ulas Kamaci , Farzad Kamalabadi

Autonomous driving vehicles aim to free the hands of vehicle operators, helping them to drive easier and faster, meanwhile, improving the safety of driving on the highway or in complex scenarios. Automated driving systems (ADS) are…

机器人学 · 计算机科学 2023-07-04 Yucheng LI

We propose a speed-up method for the in-focus plane detection in digital holographic microscopy that can be applied to a broad class of autofocusing algorithms that involve repetitive propagation of an object wave to various axial locations…

定量方法 · 定量生物学 2023-05-19 Julianna Winnik , Damian Suski , Piotr Zdańkowski , Luiza Stanaszek , Vicente Micó , Maciej Trusiak