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In the era of the James Webb Space Telescope (JWST), the dramatic improvement in the spectra of exoplanetary atmospheres demands a corresponding leap forward in our ability to analyze them: atmospheric retrievals need to be performed on…

Earth and Planetary Astrophysics · Physics 2025-05-06 Anna Lueber , Konstantin Karchev , Chloe Fisher , Matthias Heim , Roberto Trotta , Kevin Heng

To cope with the high requirements during the computation of semantic segmentations of earth observation imagery, current state-of-the-art pipelines divide the corresponding data into smaller images. Existing methods and benchmark datasets…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Sebastian Bullinger , Florian Fervers , Christoph Bodensteiner , Michael Arens

We present a new pipeline utilizing machine learning for classifying short-duration features in raw time-ordered data (TOD) of cosmic microwave background survey observations. The pipeline, specifically designed for the Atacama Cosmology…

We present a technique for verifying or refuting exoplanet candidates from the Transiting Exoplanet Survey Satellite (TESS) mission by searching for nearby eclipsing binary stars using higher-resolution archival images from ground-based…

Earth and Planetary Astrophysics · Physics 2023-12-14 Gabrielle Ross , Andrew Vanderburg , Zoë L. de Beurs , Karen A. Collins , Rob J. Siverd , Kevin Burdge

PypeIt is a Python package for semi-automated reduction of astronomical, spectroscopic data. Its algorithms build on decades-long development of previous data reduction pipelines by the developers (Bernstein, Burles, & Prochaska, 2015;…

Instrumentation and Methods for Astrophysics · Physics 2020-05-20 J. Xavier Prochaska , Joseph F. Hennawi , Kyle B. Westfall , Ryan J. Cooke , Feige Wang , Tiffany Hsyu , Frederick B. Davies , Emanuele Paolo Farina

Deep astronomical images are often constructed by digitially stacking many individual sub-exposures. Each sub-exposure is expected to show small differences in the positions of stars and other objects in the field, due to the movement of…

Instrumentation and Methods for Astrophysics · Physics 2025-05-22 Carter Lee Rhea , Pieter Van Dokkum , Steven R. Janssens , Imad Pasha , Roberto Abraham , William P Bowman , Deborah Lokhorst , Seery Chen

This paper presents a customized pipeline for segmenting manuscript fragments from images curated by the Israel Antiquities Authority (IAA). The images present challenges for standard segmentation methods due to the presence of the ruler,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Bronson Brown-deVost , Berat Kurar-Barakat , Nachum Dershowitz

Depth estimation is an essential component in understanding the 3D geometry of a scene, with numerous applications in urban and indoor settings. These scenes are characterized by a prevalence of human made structures, which in most of the…

Computer Vision and Pattern Recognition · Computer Science 2020-09-03 Mattia Rossi , Mireille El Gheche , Andreas Kuhn , Pascal Frossard

We present a new Python pipeline for processing data from astronomical long-slit spectroscopy observations recorded with CCD detectors. The pipeline is designed to aim for simplicity, manual execution, transparency and robustness. The goal…

Instrumentation and Methods for Astrophysics · Physics 2025-04-02 Kostas Valeckas , Johan Peter Uldall Fynbo , Jens-Kristian Krogager , Kasper Elm Heintz

As part of the EURONEAR project, almost 70,000 mosaic Suprime-Cam images taken between 1999 and 2013 were data mined for about 9,800 near Earth asteroids (NEAs) known by 2013 May. Using our PRECOVERY server and the "Find Subaru CCD" tool,…

Generating novel views from recorded videos is crucial for enabling autonomous UAV navigation. Recent advancements in neural rendering have facilitated the rapid development of methods capable of rendering new trajectories. However, these…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Dragos Costea , Alina Marcu , Marius Leordeanu

With the advent of interferometric instruments with 4 telescopes at the VLTI and 6 telescopes at CHARA, the scientific possibility arose to routinely obtain milli-arcsecond scale images of the observed targets. Such an image reconstruction…

Instrumentation and Methods for Astrophysics · Physics 2020-12-22 R. Claes , J. Kluska , H. Van Winckel , M. Min

This paper presents a unique approach to the problem of calculating revisit time metrics for different satellite orbits, sensor geometries, and constellation configurations with application to early lifecycle design and optimisation…

Computational Engineering, Finance, and Science · Computer Science 2018-07-06 Nicholas H. Crisp , Sabrina Livadiotti , Peter C. E. Roberts

The Large Synoptic Survey Telescope (LSST) is an ambitious astronomical survey with a similarly ambitious Data Management component. Data Management for LSST includes processing on both nightly and yearly cadences to generate transient…

Context. Transit detection algorithms are mathematical tools used for detecting planets in the photometric data of transit surveys. In this work we study their application to space-based surveys. Aims: Space missions are exploring the…

Earth and Planetary Astrophysics · Physics 2012-12-06 J. Cabrera , Sz. Csizmadia , A. Erikson , H. Rauer , S. Kirste

The Swift Burst Alert Telescope (BAT) is a coded aperture gamma-ray instrument with a large field of view that primarily operates in survey mode when it is not triggering on transient events. The survey data consists of eighty-channel…

High Energy Astrophysical Phenomena · Physics 2023-06-29 Tyler Parsotan , Sibasish Laha , David M. Palmer , Amy Lien , S. Bradley Cenko , Hans Krimm , Craig Markwardt

Noisy images processing is a fundamental task of computer vision. The first example is the detection of faint edges in noisy images, a challenging problem studied in the last decades. A recent study introduced a fast method to detect faint…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Nati Ofir , Yosi Keller

The VISIONS public survey provides large-scale, multiepoch imaging of five nearby star-forming regions at subarcsecond resolution in the near-infrared. All data collected within the program and provided by the European Southern Observatory…

Instrumentation and Methods for Astrophysics · Physics 2023-05-17 Stefan Meingast , Hervé Bouy , Verena Fürnkranz , David Hernandez , Alena Rottensteiner , Erik Brändli

Technology has advanced to the point that it is possible to image the entire sky every night and process the data in real time. The sky is hardly static: many interesting phenomena occur, including variable stationary objects such as stars…

Instrumentation and Methods for Astrophysics · Physics 2018-05-23 J. L. Tonry , L. Denneau , A. N. Heinze , B. Stalder , K. W. Smith , S. J. Smartt , C. W. Stubbs , H. J. Weiland , A. Rest

The amount of sparse asteroid photometry being gathered by both space- and ground-based surveys is growing exponentially. This large volume of data poses a computational challenge owing to both the large amount of information to be…

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