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This article introduces a training simulator for electron beam alignment using Ronchigrams. The interactive web application, www.ronchigram.com, is an advanced educational tool aimed at making scanning transmission electron microscopy…

Instrumentation and Detectors · Physics 2022-09-27 Suk Hyun Sung , Noah Schnitzer , William Millsaps , Lena F. Kourkoutis , Robert Hovden

We present three Virtual Observatory tools developed at the ATNF for the storage, processing and visualisation of ATCA data. These are the Australia Telescope Online Archive, a prototype data reduction pipeline, and the Remote Visualisation…

Astrophysics · Physics 2007-05-23 T. Murphy , P. Lamb , C. Owen , M. Marquarding

In December 2016, the Atacama Large Millimeter/submillimeter Array (ALMA) carried out the first regular observations of the Sun. These early observations and the reduction of the respective data posed a challenge due to the novelty and…

An adaptive observer is designed for online estimation of Hilbert-Schmidt operators from online measurement of the state for some class of nonlinear infinite-dimensional dynamical systems. Convergence is ensured under detectability and…

Optimization and Control · Mathematics 2022-10-10 Lucas Brivadis , Antoine Chaillet , Jean Auriol

In this article, we introduce a universal simulator covering all regimes of matter wave light-pulse elastic scattering. Applied to atom interferometry as a study case, this simulator solves the atom-light diffraction problem in the elastic…

The Atacama Large Millimeter-submillimeter Array (ALMA) is a general purpose telescope that performs a broad program of astrophysical observations. Beginning in late-2016, solar observations with ALMA became available, thereby opening a new…

Solar and Stellar Astrophysics · Physics 2024-02-14 Masumi Shimojo , Timothy S. Bastian , Seiji Kameno , Antonio S. Hales

We present SurgeonAssist-Net: a lightweight framework making action-and-workflow-driven virtual assistance, for a set of predefined surgical tasks, accessible to commercially available optical see-through head-mounted displays (OST-HMDs).…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Mitchell Doughty , Karan Singh , Nilesh R. Ghugre

Stochastic approximation (SA) is a key method used in statistical learning. Recently, its non-asymptotic convergence analysis has been considered in many papers. However, most of the prior analyses are made under restrictive assumptions…

Machine Learning · Statistics 2019-06-18 Belhal Karimi , Blazej Miasojedow , Eric Moulines , Hoi-To Wai

Operational Modal Analysis (OMA) provides essential insights into the structural dynamics of an Offshore Wind Turbine (OWT). In these dynamics, damping is considered an especially important parameter as it governs the magnitude of the…

Signal Processing · Electrical Eng. & Systems 2022-09-08 Aemilius A W van Vondelen , Alexandros Iliopoulos , Sachin T Navalkar , Daan C van der Hoek , Jan-Willem van Wingerden

The Herschel Common Science System (HCSS) (Ott et al. 2006) (Ott & Science Ground Segment Consortium 2010) is a substantial Java software package, accompanying the development of the Herschel Mission (Pilbratt et al. 2010), supporting all…

Instrumentation and Methods for Astrophysics · Physics 2015-03-17 Bernhard Schulz

An ESO internal ALMA development study, BRAIN, is addressing the ill-posed inverse problem of synthesis image analysis employing astrostatistics and astroinformatics. These emerging fields of research offer interdisciplinary approaches at…

In all measurement campaigns, one needs to assert that the instrumentation tools do not significantly impact the system being monitored. This is critical to future claims based on the collected data and is sometimes overseen in experimental…

Performance · Computer Science 2012-05-18 Olivier Mehani , Guillaume Jourjon , Thierry Rakotoarivelo

The Atacama Large Millimeter/submillimeter Array (ALMA), presently under construction, is a revolutionary astronomical interferometer, that will operate at (sub)millimeter wavelengths. With unprecedented sensitivity, resolution, and imaging…

Instrumentation and Methods for Astrophysics · Physics 2010-10-19 V. Casasola , J. Brand

Obstructive sleep apnoea (OSA) is a prevalent condition with significant health consequences, yet many patients remain undiagnosed due to the complexity and cost of over-night polysomnography. Acoustic-based screening provides a scalable…

Sound · Computer Science 2026-02-03 Xiaolei Xu , Chaoyue Niu , Guy J. Brown , Hector Romero , Ning Ma

The James Webb Space Telescope (JWST) Optical Simulation Testbed (JOST) is a tabletop experiment designed to reproduce the main aspects of wavefront sensing and control (WFSC) for JWST. To replicate the key optical physics of JWST's…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Élodie Choquet , Olivier Levecq , Mamadou N'Diaye , Marshall D. Perrin , Rémi Soummer

We propose a new benchmark for evaluating stereoscopic visual-inertial computer vision algorithms (SLAM/ SfM/ 3D Reconstruction/ Visual-Inertial Odometry) for minimally invasive surgical (MIS) interventions in the abdomen. Our MITI Dataset…

Image and Video Processing · Electrical Eng. & Systems 2026-02-12 Regine Hartwig , Daniel Ostler , Jean-Claude Rosenthal , Hubertus Feußner , Dirk Wilhelm , Dirk Wollherr

The reconstruction of ocean subsurface temperature (OST) using satellite remote sensing data holds significant scientific value for advancing the understanding of ocean dynamics and climate variability. However, the scarcity of subsurface…

Atmospheric and Oceanic Physics · Physics 2026-05-05 Ming Shan Loo , Wengen Li , Xudong Jiang , Hailiang Cheng , Zhifei Zhang , Jihong Guan , Yichao Zhang

The stellar occultation technique provides competitive accuracy in determining the sizes, shapes, astrometry, etc., of the occulting body, comparable to in-situ observations by spacecraft. With the increase in the number of known Solar…

Instrumentation and Methods for Astrophysics · Physics 2022-01-19 A. R. Gomes-Júnior , B. E. Morgado , G. Benedetti-Rossi , R. C. Boufleur , F. L. Rommel , M. V. Banda-Huarca , Y. Kilic , F. Braga-Ribas , B. Sicardy

The ASTRI Mini-Array project, led by the Italian National Institute for Astrophysics, aims to construct and operate nine Imaging Atmospheric Cherenkov Telescopes for high-energy gamma-ray source study and stellar intensity interferometry.…

The concept of dynamic coalitions (also virtual organizations) describes the temporary interconnection of autonomous agents, who share information or resources in order to achieve a common goal. Through modern technologies these coalitions…

Multiagent Systems · Computer Science 2012-04-30 Sebastian Bab , Nadim Sarrouh
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