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The Euclid telescope, due for launch in 2021, will perform an imaging and slitless spectroscopy survey over half the sky, to map baryon wiggles and weak lensing. During the survey Euclid is expected to resolve 100,000 strong gravitational…

Instrumentation and Methods for Astrophysics · Physics 2019-05-17 Andrew Davies , Stephen Serjeant , Jane M. Bromley

This paper proposes a Deep Learning based edge detector, which is inspired on both HED (Holistically-Nested Edge Detection) and Xception networks. The proposed approach generates thin edge-maps that are plausible for human eyes; it can be…

Computer Vision and Pattern Recognition · Computer Science 2020-02-05 Xavier Soria , Edgar Riba , Angel D. Sappa

Far-infrared (far-IR) astrophysics missions featuring actively cooled telescopes will offer orders of magnitude observing speed improvement at wavelengths where galaxies and forming planetary systems emit most of their light. The PRobe…

We present improvements to the pointing accuracy of the South Pole Telescope (SPT) using machine learning. The ability of the SPT to point accurately at the sky is limited by its structural imperfections, which are impacted by the extreme…

[Abriged] Astronomical Wide Field Imaging performed with new large format CCD detectors poses data reduction problems of unprecedented scale which are difficult to deal with traditional interactive tools. We present here NExt (Neural…

Astrophysics · Physics 2009-10-31 S. Andreon , G. Gargiulo , G. Longo , R. Tagliaferri , N. Capuano

This study introduces {\tt{PI-AstroDeconv}}, a physics-informed semi-supervised learning method specifically designed for removing beam effects in astronomical telescope observation systems. The method utilizes an encoder-decoder network…

Instrumentation and Methods for Astrophysics · Physics 2025-08-15 Shulei Ni , Yisheng Qiu , Yunchuan Chen , Zihao Song , Hao Chen , Xuejian Jiang , Donghui Quan , Huaxi Chen

High-energy neutrino astronomy has advanced rapidly in recent years, with IceCube, KM3NeT, and Baikal-GVD establishing a diffuse astrophysical flux and pointing to promising source candidates. These achievements mark the transition from…

Instrumentation and Methods for Astrophysics · Physics 2025-10-29 Iwan Morton-Blake , Fuyudi Zhang , Qichao Chang , Shuhua Hao , Weilun Huang , Hualin Mei , Wei Tian , Yingwei Wang , Xin Xiang , Donglian Xu

Theoretical predictions for neutrino fluxes indicate that km$^{3}$ scale detectors are needed to detect certain astrophysical sources. The three Mediterranean experiments, ANTARES, NEMO and NESTOR are working together on a design study,…

Astrophysics · Physics 2019-08-14 J. Carr , D. Dornic , F. Jouvenot , G. Maurin

Weak gravitational lensing is one of the most promising cosmological probes of the late universe. Several large ongoing (DES, KiDS, HSC) and planned (LSST, EUCLID, WFIRST) astronomical surveys attempt to collect even deeper and larger scale…

Cosmology and Nongalactic Astrophysics · Physics 2019-11-06 Dezső Ribli , Bálint Ármin Pataki , José Manuel Zorrilla Matilla , Daniel Hsu , Zoltán Haiman , István Csabai

In this paper we employ the emerging paradigm of physics-informed neural networks (PINNs) for the solution of representative inverse scattering problems in photonic metamaterials and nano-optics technologies. In particular, we successfully…

Computational Physics · Physics 2020-04-22 Yuyao Chen , Lu Lu , George Em Karniadakis , Luca Dal Negro

We present the development of a data-driven, AI-based model of the Point Spread Function (PSF) that achieves higher accuracy than the current state-of-the-art approach, "PSF in the Full Field-of-View'' (PIFF). PIFF is widely used in leading…

Instrumentation and Methods for Astrophysics · Physics 2026-02-18 Dayana Andrea Henao Arbeláez , Pierre-François Léget , Andrés Alejandro Plazas Malagón

The astronomy community has witnessed an explosive growth in the use of deep-learning techniques based on neural networks since the mid-2010s. The widespread adoption of these nature-inspired technologies has helped astronomers tackle…

Instrumentation and Methods for Astrophysics · Physics 2023-10-26 John Hoang

The Spitzer Space Telescope, NASA's Great Observatory for infrared astronomy, has made available new tools for the investigation of the infrared properties of planetary nebulae. The three instruments onboard, including the Infrared Array…

Astrophysics · Physics 2007-08-31 Joseph L. Hora

NEAT is an astrometric mission proposed to ESA with the objectives of detecting Earth-like exoplanets in the habitable zone of nearby solar-type stars. NEAT requires the capability to measure stellar centroids at the precision of 5e-6…

LiDAR-based 3D object detection pushes forward an immense influence on autonomous vehicles. Due to the limitation of the intrinsic properties of LiDAR, fewer points are collected at the objects farther away from the sensor. This imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Ziyu Li , Yuncong Yao , Zhibin Quan , Wankou Yang , Jin Xie

The survey of the nearby space and continuous monitoring of the Near Earth Objects (NEOs) and especially Near Earth Asteroids (NEAs) are essential for the future of our planet and should represent a priority for our solar system research…

A system of 5,020 robotic fiber positioners was installed in 2019 on the Mayall Telescope, at Kitt Peak National Observatory. The robots automatically re-target their optical fibers every 10 - 20 minutes, each to a precision of several…

Instrumentation and Methods for Astrophysics · Physics 2022-12-14 Joseph Harry Silber , Parker Fagrelius , Kevin Fanning , Michael Schubnell , Jessica Nicole Aguilar , Steven Ahlen , Jon Ameel , Otger Ballester , Charles Baltay , Chris Bebek , Dominic Benton Beard , Robert Besuner , Laia Cardiel-Sas , Ricard Casas , Francisco Javier Castander , Todd Claybaugh , Carl Dobson , Yutong Duan , Patrick Dunlop , Jerry Edelstein , William T. Emmet , Ann Elliott , Matthew Evatt , Irena Gershkovich , Julien Guy , Stu Harris , Henry Heetderks , Ian Heetderks , Klaus Honscheid , Jose Maria Illa , Patrick Jelinsky , Sharon R. Jelinsky , Jorge Jimenez , Armin Karcher , Stephen Kent , David Kirkby , Jean-Paul Kneib , Andrew Lambert , Mike Lampton , Daniela Leitner , Michael Levi , Jeremy McCauley , Aaron Meisner , Timothy N. Miller , Ramon Miquel , Juliá Mundet , Claire Poppett , David Rabinowitz , Kevin Reil , David Roman , David Schlegel , Santiago Serrano , William Van Shourt , David Sprayberry , Gregory Tarlé , Suk Sien Tie , Curtis Weaverdyck , Kai Zhang , Marco Azzaro , Stephen Bailey , Santiago Becerril , Tami Blackwell , Mohamed Bouri , David Brooks , Elizabeth Buckley-Geer , Jose Peñate Castro , Mark Derwent , Arjun Dey , Govinda Dhungana , Peter Doel , Daniel J. Eisenstein , Nasib Fahim , Juan Garcia-Bellido , Enrique Gaztañaga , Satya Gontcho A Gontcho , Gaston Gutierrez , Philipp Hörler , Robert Kehoe , Theodore Kisner , Anthony Kremin , Luzius Kronig , Martin Landriau , Laurent Le Guillou , Paul Martini , John Moustakas , Nathalie Palanque-Delabrouille , Xiyan Peng , Will Percival , Francisco Prada , Carlos Allende Prieto , Guillermo Gonzalez de Rivera , Eusebio Sanchez , Justo Sanchez , Ray Sharples , Marcelle Soares-Santos , Edward Schlafly , Benjamin Alan Weaver , Zhimin Zhou , Yaling Zhu , Hu Zou

We describe the design of the Commissioning Instrument for the Dark Energy Spectroscopic Instrument (DESI). DESI will obtain spectra over a 3 degree field of view using the 4-meter Mayall Telescope at Kitt Peak, AZ. In order to achieve the…

Instrumentation and Methods for Astrophysics · Physics 2018-07-26 Ashley J. Ross , Paul Martini , Rebecca Coles , Mark Derwent , Klaus Honscheid , Thomas P. O'Brien , Dan Pappalardo , Suk Sien Tie , David Brooks , Michael Schubnell , Greg Tarle

This work addresses the challenge of sub-pixel accuracy in detecting 2D local features, a cornerstone problem in computer vision. Despite the advancements brought by neural network-based methods like SuperPoint and ALIKED, these modern…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Shinjeong Kim , Marc Pollefeys , Daniel Barath

The Near-Inrared Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) is a very versatile instrument, offering multiobject and integral field spectroscopy with varying spectral resolution ($\sim$30 to $\sim$3000) over a wide…

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