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Related papers: Automated Adaptive Optics

200 papers

This work introduces a new preprocessing step for object detection applicable to UAV bird's eye view imagery, which we call Adaptive Resizing. By design, it helps alleviate the challenges coming with the vast variances in objects' scales,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Martin Messmer , Benjamin Kiefer , Andreas Zell

We present the first evidence that adaptive learning techniques can boost the discovery of unusual objects within astronomical light curve data sets. Our method follows an active learning strategy where the learning algorithm chooses…

In this paper we present an overview of the methods and systems that give rise to a flying robotic system capable of autonomous inspection, surveying, comprehensive multi-modal mapping and inventory tracking of construction sites with high…

Robotics · Computer Science 2020-05-12 Huan Nguyen , Frank Mascarich , Tung Dang , Kostas Alexis

Future large space telescopes will be equipped with adaptive optics (AO) to overcome wavefront aberrations and achieve high contrast for imaging faint astronomical objects, such as earth-like exoplanets and debris disks. In contrast to AO…

Instrumentation and Methods for Astrophysics · Physics 2020-01-07 He Sun , N. Jeremy Kasdin , Robert Vanderbei

Astrophysics and cosmology are rich with data. The advent of wide-area digital cameras on large aperture telescopes has led to ever more ambitious surveys of the sky. Data volumes of entire surveys a decade ago can now be acquired in a…

Instrumentation and Methods for Astrophysics · Physics 2017-04-18 Jan Kremer , Kristoffer Stensbo-Smidt , Fabian Gieseke , Kim Steenstrup Pedersen , Christian Igel

We describe the results from a new instrument which combines Lucky Imaging and Adaptive Optics to give the first routine direct diffraction-limited imaging in the visible on a 5m telescope. With fast image selection behind the Palomar AO…

Long-exposure spectro-polarimetry in the near-infrared is a preferred method to measure the magnetic field and other physical properties of solar prominences. In the past, it has been very difficult to observe prominences in this way with…

Instrumentation and Methods for Astrophysics · Physics 2015-08-11 G. E. Taylor , D. Schmidt , J. Marino , T. R. Rimmele , R. T. J. McAteer

The vast majority of visual animals actively control their eyes, heads, and/or bodies to direct their gaze toward different parts of their environment. In contrast, recent applications of reinforcement learning in robotic manipulation…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Youssef Zaky , Gaurav Paruthi , Bryan Tripp , James Bergstra

Adaptive (or deformable) mirrors are widely used as wavefront correctors in adaptive optics systems. The optical calibration of an adaptive mirror is a fundamental step during its life-cycle: the process is in facts required to compute a…

Instrumentation and Methods for Astrophysics · Physics 2022-10-11 Runa Briguglio , Marco Xompero , Armando Riccardi

The MCAO Assisted Visible Imager and Spectrograph (MAVIS) is a new visible instrument for ESO Very Large Telescope (VLT). Its Adaptive Optics Module (AOM) must provide extreme adaptive optics correction level at low galactic latitude and…

Instrumentation and Methods for Astrophysics · Physics 2022-09-01 Guido Agapito , Daniele Vassallo , Cédric Plantet , Jesse Cranney , Hao Zhang , Valentina Viotto , Enrico Pinna , Francois Rigaut

Autonomous radar has been an integral part of advanced driver assistance systems due to its robustness to adverse weather and various lighting conditions. Conventional automotive radars use digital signal processing (DSP) algorithms to…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Xu Dong , Pengluo Wang , Pengyue Zhang , Langechuan Liu

We present the method of multiplexed imaging designed for astronomical observations of large sky areas in the IR, visible and UV frequencies. Our method relies on the sparse nature of astronomical observations. The method consists of an…

Instrumentation and Methods for Astrophysics · Physics 2014-03-11 Barak Zackay , Avishay Gal-Yam

Scalable systems for automated driving have to reliably cope with an open-world setting. This means, the perception systems are exposed to drastic domain shifts, like changes in weather conditions, time-dependent aspects, or geographic…

Computer Vision and Pattern Recognition · Computer Science 2022-09-12 Larissa T. Triess , Mariella Dreissig , Christoph B. Rist , J. Marius Zöllner

Ground-based adaptive optics (AO) in the infrared has made exceptional advances in approaching space-like image quality at higher collecting area. Optical-wavelength applications are now also growing in scope. We therefore provide here a…

Instrumentation and Methods for Astrophysics · Physics 2009-09-25 Matt Mountain , Roeland van der Marel , Remi Soummer , Anton Koekemoer , Harry Ferguson , Marc Postman , Donald T. Gavel , Olivier Guyon , Douglas Simons , Wesley A. Traub

The development of aerial autonomy has enabled aerial robots to fly agilely in complex environments. However, dodging fast-moving objects in flight remains a challenge, limiting the further application of unmanned aerial vehicles (UAVs).…

Robotics · Computer Science 2021-03-12 Botao He , Haojia Li , Siyuan Wu , Dong Wang , Zhiwei Zhang , Qianli Dong , Chao Xu , Fei Gao

(35-words maximum) In this talk I present the scientific drivers related to the optical turbulence forecast applied to the ground-based astronomy supported by Adaptive Optics, the state of the art of the achieved results and the most…

Instrumentation and Methods for Astrophysics · Physics 2019-02-22 Elena Masciadri , Alessio Turchi , Luca Fini

In this paper, we present a novel Bayesian online prediction algorithm for the problem setting of ad hoc teamwork under partial observability (ATPO), which enables on-the-fly collaboration with unknown teammates performing an unknown task…

Artificial Intelligence · Computer Science 2022-01-11 João G. Ribeiro , Cassandro Martinho , Alberto Sardinha , Francisco S. Melo

Light Echoes (LEs) are the reflections of astrophysical transients off of interstellar dust. They are fascinating astronomical phenomena that enable studies of the scattering dust as well as of the original transients. LEs, however, are…

Instrumentation and Methods for Astrophysics · Physics 2022-08-09 Xiaolong Li , Federica B. Bianco , Gregory Dobler , Roee Partoush , Armin Rest , Tatiana Acero-Cuellar , Riley Clarke , Willow Fox Fortino , Somayeh Khakpash , Ming Lian

Rather than using an adaptive optics (AO) system to correct a telescope s entire pupil, it can instead be used to more finely correct a smaller sub-aperture. Indeed, existing AO systems can be used to correct a sub-aperture 1/3 to 1/2 the…

Astrophysics · Physics 2009-11-13 E. Serabyn , K. Wallace , M. Troy , B. Mennesson , P. Haguenauer , R. Gappinger , R. Burruss

The next generation of large ground-based optical and infrared telescopes will provide new challenges for designers of astronomical instrumentation. The varied science cases for these extremely large telescopes (ELTs) require a large range…

Astrophysics · Physics 2009-11-13 Colin Cunningham , Chris Evans , Guy Monnet , Miska Le Louarn