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This work addresses the problem of designing a visual servo controller for a multirotor vehicle, with the end goal of tracking a moving spherical target with unknown radius. To address this problem, we first transform two bearing…

Systems and Control · Electrical Eng. & Systems 2025-10-16 Marcelo Jacinto , Rita Cunha

Building the optical setup for investigating biological questions comes with challenges. A major such challenge is setting up and synchronizing the control of multiple hardware components such as stages, cameras and lasers. With UC2-ESP we…

Light microscopy allows observing cellular features and objects with sub-micrometer resolution. As such, light microscopy has been playing a fundamental role in the life sciences for more than a hundred years. Fueled by the availability of…

Other Quantitative Biology · Quantitative Biology 2021-10-28 Johannes Hohlbein , Benedict Diederich , Barbora Marsikova , Emmanuel G. Reynaud , Seamus Holden , Wiebke Jahr , Robert Haase , Kirti Prakash

This paper designs a servo control system based on sliding mode control for the shape control of elastic objects. In order to solve the effect of non-smooth and asymmetric control saturation, a Gaussian-based continuous differentiable…

Robotics · Computer Science 2023-12-27 Fangqing Chen

Experiments in quantum optics often require a large number of control loops, e.g. for length-stabilization of optical cavities and control of phase gates. These control loops are generally implemented using one of three approaches:…

Instrumentation and Detectors · Physics 2021-05-24 Christian Darsow-Fromm , Luis Dekant , Stephan Grebien , Maik Schröder , Roman Schnabel , Sebastian Steinlechner

High-Performance Adaptive Optics systems are rapidly spreading as useful applications in the fields of astronomy, ophthalmology, and telecommunications. This technology is critical to enable coronagraphic direct imaging of exoplanets…

Instrumentation and Methods for Astrophysics · Physics 2017-03-29 Eduardo Bendek , Dana Lynch , Eugene Pluzhnik , Ruslan Belikov , Benjamin Klamm , Elizabeth Hyde , Katherine Mumm

Two mutually coupled chaotic diode lasers exhibit stable isochronal synchronization in the presence of self feedback. When the mutual communication between the lasers is discontinued by a shutter and the two uncoupled lasers are subject to…

Controlling illumination in images is essential for photography and visual content creation. While closed-source models have demonstrated impressive illumination control, open-source alternatives either require heavy control inputs like…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Nishit Anand , Manan Suri , Christopher Metzler , Dinesh Manocha , Ramani Duraiswami

We present a heralded single-photon source with a much lower level of unwanted background photons in the output channel by using the herald photon to control a shutter in the heralded channel. The shutter is implemented using a simple field…

Quantum Physics · Physics 2015-05-19 G. Brida , I. P. Degiovanni , M. Genovese , A. Migdall , F. Piacentini , S. V. Polyakov , I. Ruo Berchera

Memristors have emerged as key candidates for beyond-von-Neumann neuromorphic or in-memory computing owing to the feasibility of their ultrahigh-density three-dimensional integration and their ultralow energy consumption. A memristor is…

Materials Science · Physics 2021-08-06 Lingxiang Hu , Jing Yang , Jingrui Wang , Peihong Cheng , Leon O. Chua , Fei Zhuge

Real-time control systems often require dedicated hardware and software, including real-time operating systems, while many systems are available for off-line computing, mainly based on standard system units (PCs), standard network…

Instrumentation and Detectors · Physics 2007-05-23 F. Acernese , F. Barone , R. De Rosa , R. Esposito , P. Mastroserio , L. Milano , S. Pardi , K. Qipiani , F. Silvestri , G. Spadaccini

The project we embarked on is making an electronic robot that can deliver a package along a set route through infrared sensors. It uses the infrared sensors to determine if the path it is following is correct or if it is off course. This is…

Robotics · Computer Science 2024-01-17 Md Rakibul Karim Akanda , Jason Lazo , Quintwon Carter , Haineef Roberts

Advances in eye-tracking control for assistive robotic arms provide intuitive interaction opportunities for people with physical disabilities. Shared control has gained interest in recent years by improving user satisfaction through partial…

Human-Computer Interaction · Computer Science 2026-02-23 Anke Fischer-Janzen , Thomas M. Wendt , Daniel Görlich , Kristof Van Laerhoven

The main objective of this work is to design and construct a microcomputer based system: to control electric appliances such as light, fan, heater, washing machine, motor, TV, etc. The paper discusses two major approaches to control home…

Human-Computer Interaction · Computer Science 2010-09-28 S. M. Anamul Haque , S. M. Kamruzzaman , Md. Ashraful Islam

Most real-world 3D sensors such as LiDARs perform fixed scans of the entire environment, while being decoupled from the recognition system that processes the sensor data. In this work, we propose a method for 3D object recognition using…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Siddharth Ancha , Yaadhav Raaj , Peiyun Hu , Srinivasa G. Narasimhan , David Held

Public observatory project is playing more and more important role in science popularization education and scientific research, and many amateur astronomers also have began to build their own observatories in remote areas. As a result of…

Instrumentation and Methods for Astrophysics · Physics 2018-01-19 Jun Han , Dongwei Fan , Chenzhou Cui , Chuanzhong Wang , Shanshan Li , Linying Mi , Zheng Li , Yunfei Xu , Boliang He , Changhua Li , Yihan Tao , Sisi Yang

Artificial visual attention systems aim to support technical systems in visual tasks by applying the concepts of selective attention observed in humans and other animals. Such systems are typically evaluated against ground truth obtained…

Computer Vision and Pattern Recognition · Computer Science 2013-08-01 Jan Tünnermann , Markus Hennig , Michael Silbernagel , Bärbel Mertsching

Phase-sensitive detection (PSD) is an important experimental technique that allows signals to be extracted from noisy data. PSD is also used in modulation spectroscopy and is used in the stabilization of optical sources. Commercial lock-in…

Physics Education · Physics 2016-07-27 K. D. Schultz

A key component of any robot is the interface between robotics middleware software and physical motors. New robots often use arbitrary, messy mixtures of closed and open motor drivers and error-prone physical mountings, wiring, and…

Robotics · Computer Science 2025-08-21 Chris Waltham , Andy Perrett , Rakshit Soni , Charles Fox

Autonomous soaring capability has the potential to significantly increase time aloft for fixed-wing UAVs. In this paper, we introduce ArduSoar, the first soaring controller integrated into a major autopilot software suite for small UAVs. We…

Robotics · Computer Science 2018-08-22 Samuel Tabor , Iain Guilliard , Andrey Kolobov