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Forecasting motion and spatial positions of objects is of fundamental importance, especially in safety-critical settings such as autonomous driving. In this work, we address the issue by forecasting two different modalities that carry…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Andrea Ciamarra , Federico Becattini , Lorenzo Seidenari , Alberto Del Bimbo

The UltraViolet imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) program provides deep HST F275W and F435W imaging over four CANDELS fields (GOODS-N, GOODS-S, COSMOS, and EGS). We combine this…

Resolving the most fundamental questions in cosmology requires simulations that match the scale, fidelity, and physical complexity demanded by next-generation sky surveys. To achieve the realism needed for this critical scientific…

The prediction of future climate scenarios under anthropogenic forcing is critical to understand climate change and to assess the impact of potentially counter-acting technologies. Machine learning and hybrid techniques for this prediction…

Machine Learning · Computer Science 2021-12-02 Sebastian Hoffmann , Christian Lessig

We present ForSE (Foreground Scale Extender), a novel Python package which aims at overcoming the current limitations in the simulation of diffuse Galactic radiation, in the context of Cosmic Microwave Background experiments (CMB). ForSE…

Cosmology and Nongalactic Astrophysics · Physics 2021-05-03 Nicoletta Krachmalnicoff , Giuseppe Puglisi

We present TESSELLATE, a dedicated pipeline for performing an untargeted search documenting all variable phenomena captured by the TESS space telescope. Building on the TESSreduce difference imaging pipeline, TESSELLATE extracts calibrated…

The next generation of cosmological spectroscopic sky surveys will probe the distribution of matter across several Gigaparsecs (Gpc) or many billion light-years. In order to leverage the rich data in these new maps to gain a better…

Cosmology and Nongalactic Astrophysics · Physics 2025-10-08 Cooper Jacobus , Roger de Belsunce , Solene Chabanier , Peter Harrington , JD Emberson , Zarija Lukić , Salman Habib

The James Webb Space Telescope (JWST) will enable the detection of optical emission lines in galaxies spanning a broad range of luminosities out to redshifts z>10. Measurements of key galaxy properties, such as star formation rate and…

After a pedagogical introduction to the main concepts of synthetic photometry, colours and bolometric corrections in the Johnson-Cousins, 2MASS, and HST-ACS/WFC3 photometric systems are generated from MARCS synthetic fluxes for various…

Solar and Stellar Astrophysics · Physics 2014-09-15 Luca Casagrande , Don A. VandenBerg

This paper introduces EGG, the Empirical Galaxy Generator, a tool designed within the ASTRODEEP collaboration to generate mock galaxy catalogs for deep fields with realistic fluxes and simple morphologies. The simulation procedure is based…

Instrumentation and Methods for Astrophysics · Physics 2017-06-21 C. Schreiber , D. Elbaz , M. Pannella , E. Merlin , M. Castellano , A. Fontana , N. Bourne , K. Boutsia , F. Cullen , J. Dunlop , H. C. Ferguson , M. J. Michalowski , K. Okumura , P. Santini , X. W. Shu , T. Wang , C. White

The preparation of a space-mission that carries out any kind of imaging to detect high-precision low-amplitude variability of its targets requires a robust model for the expected performance of its instruments. This model cannot be derived…

Instrumentation and Methods for Astrophysics · Physics 2016-10-27 P. Marcos-Arenal , W. Zima , J. De Ridder , R. Huygen , C. Aerts

Today's deep high resolution multiwavelength surveys contain a wealth of information about galaxies at different epochs. To fully exploit this information, it is useful to be able to produce highly realistic simulations to compare with the…

Astrophysics · Physics 2007-05-23 Rychard J. Bouwens , Garth D. Illingworth , Daniel Magee

Upcoming 21cm surveys will map the spatial distribution of cosmic neutral hydrogen (HI) over very large cosmological volumes. In order to maximize the scientific return of these surveys, accurate theoretical predictions are needed.…

Cosmology and Nongalactic Astrophysics · Physics 2021-07-29 Digvijay Wadekar , Francisco Villaescusa-Navarro , Shirley Ho , Laurence Perreault-Levasseur

Cloud computing offers an opportunity to run compute-resource intensive climate models at scale by parallelising model runs such that datasets useful to the exoplanet community can be produced efficiently. To better understand the…

We present IntrinsicWeather, a diffusion-based framework for controllable weather editing in intrinsic space. Our framework includes two components based on diffusion priors: an inverse renderer that estimates material properties, scene…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Yixin Zhu , Zuo-Liang Zhu , Jian Yang , Miloš Hašan , Jin Xie , Beibei Wang

Agile Earth Observation Satellites (AEOSs) constellations offer unprecedented flexibility for monitoring the Earth's surface, but their scheduling remains challenging under large-scale scenarios, dynamic environments, and stringent…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Luting Wang , Yinghao Xiang , Hongliang Huang , Dongjun Li , Chen Gao , Si Liu

We present the latest version of the ray-tracing simulation code Skylens, which can be used to develop image simulations that reproduce strong lensing observations by any mass distribution with a high level of realism. Improvements of the…

Cosmology and Nongalactic Astrophysics · Physics 2018-10-23 A. A. Plazas , M. Meneghetti , M. Maturi , J. Rhodes

Current constraints on models of galaxy evolution rely on morphometric catalogs extracted from multi-band photometric surveys. However, these catalogs are altered by selection effects that are difficult to model, that correlate in non…

Instrumentation and Methods for Astrophysics · Physics 2017-09-06 Sébastien Carassou , Valérie de Lapparent , Emmanuel Bertin , Damien Le Borgne

The James Webb Space Telescop (JWST) promises to revolutionise our understanding of the early Universe, and contrasting its upcoming observations with predictions of the $\Lambda$CDM model requires detailed theoretical forecasts. Here, we…