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Printed Circuit Boards (PCBs) are critical components in modern electronics, which require stringent quality control to ensure proper functionality. However, the detection of defects in small-scale PCBs images poses significant challenges…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Xiem HoangVan , Dang Bui Dinh , Thanh Nguyen Canh , Van-Truong Nguyen

The geometric-mean method is often used to estimate the spatial resolution of a position-sensitive detector probed by tracks. It calculates the resolution solely from measured track data without using a detailed tracking simulation and…

Data Analysis, Statistics and Probability · Physics 2016-07-13 Aiwu Zhang , Marcus Hohlmann

Recognizing novel sub-categories with scarce samples is an essential and challenging research topic in computer vision. Existing literature addresses this challenge by employing local-based representation approaches, which may not…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Haiqi Liu , C. L. Philip Chen , Xinrong Gong , Tong Zhang

Improving the efficiency of edge detection in embedded applications, such as UAV control, is critical for reducing system cost and power dissipation. Field programmable gate arrays (FPGA) are a good platform for making improvements because…

Hardware Architecture · Computer Science 2015-12-03 Jamie Schiel , Andrew Bainbridge-Smith

Detection of level shifts in a noisy signal, or trend break detection, is a problem that appears in several research fields, from biophysics to optics and economics. Although many algorithms have been developed to deal with such problem,…

Signal Processing · Electrical Eng. & Systems 2019-02-19 Felipe Calliari , Gustavo C. Amaral , Michael Lunglmayr

Embedded vision systems need efficient and robust image processing algorithms to perform real-time, with resource-constrained hardware. This research investigates image processing algorithms, specifically edge detection, corner detection,…

Image and Video Processing · Electrical Eng. & Systems 2026-01-13 Soundes Oumaima Boufaida , Abdemadjid Benmachiche , Majda Maatallah

Most visual quality inspections in discrete manufacturing are composed of length, surface, angle or intensity measurements. Those are implemented as end-user configurable inspection tools that should not require an image processing expert…

Computer Vision and Pattern Recognition · Computer Science 2013-10-02 Tomislav Petković , Darko Jurić , Sven Lončarić

In this paper, we present a new robotic system to perform defect inspection tasks over free-form specular surfaces. The autonomous procedure is achieved by a six-DOF manipulator, equipped with a line scan camera and a high-intensity…

Robotics · Computer Science 2020-08-26 Shengzeng Huo , David Navarro-Alarcon , David Chik

Due to the complicated nanoscale structures of current integrated circuits(IC) builds and low error tolerance of IC image segmentation tasks, most existing automated IC image segmentation approaches require human experts for visual…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Zhikang Zhang , Bruno Machado Trindade , Michael Green , Zifan Yu , Christopher Pawlowicz , Fengbo Ren

Analog/mixed-signal circuit design is one of the most complex and time-consuming stages in the whole chip design process. Due to various process, voltage, and temperature (PVT) variations from chip manufacturing, analog circuits inevitably…

Emerging Technologies · Computer Science 2022-07-15 Wei Shi , Hanrui Wang , Jiaqi Gu , Mingjie Liu , David Pan , Song Han , Nan Sun

Detecting rotated objects accurately and efficiently is a significant challenge in computer vision, particularly in applications such as aerial imagery, remote sensing, and autonomous driving. Although traditional object detection…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Chien Thai , Mai Xuan Trang , Huong Ninh , Hoang Hiep Ly , Anh Son Le

The distributed absorption of photons in photodiodes induces an excess noise in continuous-wave photodetection above the transit-time roll-off frequency. We show that it can be treated as a frequency-dependent excess optical loss in…

Quantum Physics · Physics 2018-12-11 Takahiro Serikawa , Akira Furusawa

Ensuring the correct visual appearance of graphical user interfaces (GUIs) is important because visual bugs can cause substantial losses for businesses. An application might behave functionally correct in an automated test, but visual bugs…

Software Engineering · Computer Science 2020-07-22 Daniel Kraus , Jeremias Rößler , Martin Sulzmann

The rapid advancement of diffusion-based video generation models has led to increasingly realistic synthetic content, presenting new challenges for video forgery detection. Existing methods often struggle to capture fine-grained temporal…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Xi Xue , Kunio Suzuki , Nabarun Goswami , Takuya Shintate

X-ray Charge Coupled Devices (CCDs) have been the workhorse for soft X-ray astronomical instruments for the past quarter century. They provide broad energy response, extremely low electronic read noise, and good energy resolution in soft…

Active depth cameras suffer from several limitations, which cause incomplete and noisy depth maps, and may consequently affect the performance of RGB-D Odometry. To address this issue, this paper presents a visual odometry method based on…

Robotics · Computer Science 2017-08-10 Pedro F. Proença , Yang Gao

Automated f ault detection and monitoring in engineering are critical but frequently difficult owing to the necessity for collecting and labeling large amounts of defective samples . We present an unsupervised method that uses the high end…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Ahmed Maged , Herman Shen

A fundamental question for edge detection in noisy images is how faint can an edge be and still be detected. In this paper we offer a formalism to study this question and subsequently introduce computationally efficient multiscale edge…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Nati Ofir , Meirav Galun , Sharon Alpert , Achi Brandt , Boaz Nadler , Ronen Basri

With the rapid growth of the PCB manufacturing industry, there is an increasing demand for computer vision inspection to detect defects during production. Improving the accuracy and generalization of PCB defect detection models remains a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Bowen Liu , Dongjie Chen , Xiao Qi

Low-Gain Avalanche Diodes are a type of silicon Avalanche Photo-Diodes originally developed for the fast detection of minimum ionizing particles in high-energy physics experiments. Thanks to their fast timing performance, the Low-Gain…

Instrumentation and Detectors · Physics 2024-02-07 Gabriele Giacomini , Wei Chen , Gabriele D'Amen , Enrico Rossi , Alessandro Tricoli