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Electrical distribution poles are important assets in electricity supply. These poles need to be maintained in good condition to ensure they protect community safety, maintain reliability of supply, and meet legislative obligations.…

计算机视觉与模式识别 · 计算机科学 2019-07-17 Liangchen Liu , Teng Zhang , Kun Zhao , Arnold Wiliem , Kieren Astin-Walmsley , Brian Lovell

Direct imaging and spectral characterization of exoplanets using extreme adaptive optics (ExAO) is a key science goal of future extremely large telescopes and space observatories. However, quasi-static wavefront errors will limit the…

天体物理仪器与方法 · 物理学 2018-08-29 Benjamin L. Gerard , Christian Marois , Raphaël Galicher

In radio astronomy, radio frequency interference (RFI) becomes more and more serious for radio observational facilities. The RFI always influences the search and study of the interesting astronomical objects. Mitigating the RFI becomes an…

天体物理仪器与方法 · 物理学 2021-12-03 Chuan-Peng Zhang , Jin-Long Xu , Jie Wang , Yingjie Jing , Ziming Liu , Ming Zhu , Peng Jiang

Unmanned Aerial Vehicles (UAVs) are crucial in Search and Rescue (SAR) missions due to their ability to monitor vast maritime areas. However, small objects often remain difficult to detect from high altitudes due to low object-to-background…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Sakib Ahmed , Oscar Pizarro

Surface cracks in infrastructure can lead to severe deterioration and expensive maintenance if not efficiently repaired. Manual repair methods are labor-intensive, time-consuming, and imprecise. While advancements in robotic perception and…

机器人学 · 计算机科学 2025-08-13 Joshua Genova , Eric Cabrera , Vedhus Hoskere

The usage of Unmanned Aerial Vehicles (UAVs) in the context of structural health inspection is recently gaining tremendous popularity. Camera mounted UAVs enable the fast acquisition of a large number of images often used for mapping, 3D…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Alon Oring

The Fluorescence detector Array of Single-pixel Telescopes aims to deploy an array of simplified, autonomous fluorescence telescopes over an area of $\sim60,000$ km$^{2}$ to observe ultra-high energy cosmic rays. The unprecedented size of…

天体物理仪器与方法 · 物理学 2025-10-28 Fraser Bradfield

This paper explores the process of designing an automatic multi-sensor drone detection system. Besides the common video and audio sensors, the system also includes a thermal infrared camera, which is shown to be a feasible solution to the…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Fredrik Svanstrom , Cristofer Englund , Fernando Alonso-Fernandez

Detecting and evaluating surface coating defects is important for marine vessel maintenance. Currently, the assessment is carried out manually by qualified inspectors using international standards and their own experience. Automating the…

计算机视觉与模式识别 · 计算机科学 2022-03-21 Li Yu , Kareem Metwaly , James Z. Wang , Vishal Monga

The Rapid Telescopes for Optical Response (RAPTOR) experiment is a spatially distributed system of autonomous robotic telescopes that is designed to monitor the sky for optical transients. The core of the system is composed of two telescope…

In this paper, we propose a new technique that applies automated image analysis in the area of structural corrosion monitoring and demonstrate improved efficacy compared to existing approaches. Structural corrosion monitoring is the initial…

计算机视觉与模式识别 · 计算机科学 2022-01-12 Abdur Rahim Mohammad Forkan , Yong-Bin Kang , Prem Prakash Jayaraman , Kewen Liao , Rohit Kaul , Graham Morgan , Rajiv Ranjan , Samir Sinha

Unmanned Aerial Vehicles (UAVs), specifically drones equipped with remote sensing object detection technology, have rapidly gained a broad spectrum of applications and emerged as one of the primary research focuses in the field of computer…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Li Zhu , Jiahui Xiong , Feng Xiong , Hanzheng Hu , Zhengnan Jiang

To ensure the security of airports, it is essential to protect the airside from unauthorized access. For this purpose, security fences are commonly used, but they require regular inspection to detect damages. However, due to the growing…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Nils Friederich , Andreas Specker , Jürgen Beyerer

Current and future high contrast imaging instruments aim to detect exoplanets at closer orbital separations, lower masses, and/or older ages than their predecessors. However, continually evolving speckles in the coronagraphic science image…

天体物理仪器与方法 · 物理学 2022-06-22 Benjamin L. Gerard , Daren Dillon , Sylvain Cetre , Rebecca Jensen-Clem

The Five-hundred-meter Aperture Spherical radio Telescope (FAST) is under construction and will be commissioned in September 2016. A low frequency 7-beam receiver working around 400 MHz is proposed for FAST early science. It will be…

天体物理仪器与方法 · 物理学 2014-05-20 Youling Yue , Di Li , Rendong Nan

The DRAO Synthesis Telescope (ST) is a forefront telescope for imaging large-scale neutral hydrogen and polarized radio continuum emission at arcminute resolution. Equipped for observations at 1420 and 408 MHz, the ST completed the Canadian…

Optical aberrations prevent telescopes from reaching their theoretical diffraction limit. Once estimated, these aberrations can be compensated for using deformable mirrors in a closed loop. Focal plane wavefront sensing enables the…

A large wide-field telescope and camera with optical throughput over 200 m^2 deg^2 -- a factor of 50 beyond what we currently have -- would enable the detection of faint moving or bursting optical objects: from Earth threatening asteroids…

天体物理学 · 物理学 2009-11-07 J. Anthony Tyson , the LSST Collaboration

Light guide plates are essential optical components widely used in a diverse range of applications ranging from medical lighting fixtures to back-lit TV displays. An essential step in the manufacturing of light guide plates is the quality…

图像与视频处理 · 电气工程与系统科学 2022-04-26 Carol Xu , Mahmoud Famouri , Gautam Bathla , Mohammad Javad Shafiee , Alexander Wong

Anomaly object detection and classification are one of the main challenging tasks in computer vision and pattern recognition. In this paper, we propose a new method to automatically detect, localize and classify defects in concrete bridge…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Loucif Hebbache , Dariush Amirkhani , Mohand Saïd Allili , Jean-François Lapointe