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19922026
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439 papers · 1 filter

cs.LG2025★ 1 cited

Distribution Matching for Graph Quantification Under Structural Covariate Shift

Clemens Damke, Eyke Hüllermeier

Graphs are commonly used in machine learning to model relationships between instances. Consider the task of predicting the political preferences of users in a social network; to so…

astro-ph.IM2025★ 7 cited

EuroHPC SPACE CoE: Redesigning Scalable Parallel Astrophysical Codes for Exascale

Nitin Shukla, Alessandro Romeo, Caterina Caravita +36

High Performance Computing (HPC) based simulations are crucial in Astrophysics and Cosmology (A&C), helping scientists investigate and understand complex astrophysical phenomena. T…

cond-mat.mtrl-sci2025

On the origin of energy gaps in quasicrystalline potentials

Emmanuel Gottlob, David Gröters, Ulrich Schneider

Quasicrystals, structures that are ordered yet aperiodic, defy conventional band theory, confining most studies to finite-size real-space numerics. We overcome this limitation with…

astro-ph.GA2025

ASKAP discovery of a 30 kpc bipolar outflow from the edge-on disk of the nearby spiral galaxy ESO 130-G012

Baerbel S. Koribalski, Roland M. Crocker, Ildar Khabibullin +6

We present the discovery of a large-scale, limb-brightened outflow, extending at least 30 kpc above and below the star-forming disk of the edge-on galaxy ESO 130-G012 (D = 16.9 Mpc…

astro-ph.GA2025★ 1 cited

Chemical enrichment in LINERs from MaNGA. II. Characterizing the shape of their radial metallicity gradients

Borja Pérez-Díaz, José M. Vílchez, Enrique Pérez Montero +3

Chemical abundance radial gradients provide key information on how the processes that affect chemical enrichment of the gas-phase interstellar medium (ISM) act at different galaxy…

hep-ph2025★ 2 cited

Perturbative limits on axion-SU(2) gauge dynamics during inflation from the energy density of spin-2 particles

Koji Ishiwata, Eiichiro Komatsu

We investigate the conditions under which the perturbative treatment of the backreaction of spin-2 particles on the dynamics of an axion-SU(2) gauge field system breaks down during…

astro-ph.CO2025

Euclid preparation. Review of forecast constraints on dark energy and modified gravity

Euclid Collaboration, N. Frusciante, M. Martinelli +326

The Euclid mission has been designed to provide, as one of its main deliverables, information on the nature of the gravitational interaction, which determines the expansion of the…

astro-ph.GA2025

The MAGPI Survey: forward modelled gas-phase metallicity gradients in galaxies at

Yifan Mai, Scott M. Croom, Emily Wisnioski +19

We measure the seeing-deconvolved gas-phase metallicity gradients of 70 star-forming galaxies at from the MAGPI survey and investigate their relationship with galaxy pr…

astro-ph.EP2025★ 1 cited

Modelling dust coagulation, dynamical drag and turbulent mixing during star and disc formation

Matthew R. Bate, Mark A. Hutchison, Daniel Elsender

Planet formation in the discs around young stars involves the coagulation of sub-micron sized dust grains into much larger grains that may be mixed by turbulence and migrate throug…

astro-ph.IM2025

Euclid Quick Data Release (Q1). From simulations to sky: Advancing machine-learning lens detection with real Euclid data

Euclid Collaboration, N. E. P. Lines, T. E. Collett +301

In the era of large-scale surveys like Euclid, machine learning has become an essential tool for identifying rare yet scientifically valuable objects, such as strong gravitational…

astro-ph.EP2025★ 5 cited

Tighter constraints on the atmosphere of GJ 436 b from combined high-resolution CARMENES and CRIRES observations

A. Peláez-Torres, A. Sánchez-López, L. Nortmann +23

We aim to study the atmospheric properties of the warm Neptune GJ 436 b by combining a set of five transit events observed with the CARMENES spectrograph with one transit from CRIR…

physics.atom-ph2025★ 1 cited

Generation of strong ultralow-phase-noise microwave fields with tunable ellipticity for ultracold polar molecules

Shrestha Biswas, Sebastian Eppelt, Christian Buchberger +6

Microwave(MW) fields with strong field strength, ultralow phase-noise and tunable polarization are crucial for stabilizing and manipulating ultracold polar molecules, which have em…

astro-ph.GA2025★ 3 cited

Distinguishing ram pressure from gravitational interactions: Applying the Size-Shape Difference method to real galaxies

Augusto E. Lassen, Rory Smith, Benedetta Vulcani +12

In dense environments, mechanisms like ram pressure stripping (RPS) and gravitational interactions can induce similar morphological features in galaxies, distinguishable only throu…

cs.LG2025★ 1 cited

Robustness Certificates for Neural Networks Against Data Poisoning and Evasion Attacks

Sara Taheri, Mahalakshmi Sabanayagam, Debarghya Ghoshdastidar +1

The increasing use of machine learning in safety-critical domains amplifies the risk of adversarial threats, especially data poisoning attacks that corrupt training data to degrade…

astro-ph.CO2025

Parity-odd Four-Point Correlation Function from DESI Data Release 1 Luminous Red Galaxy Sample

J. Hou, R. N. Cahn, J. Aguilar +33

The parity-odd four-point function provides a unique probe of fundamental symmetries and potential new physics in the large-scale structure of the Universe. We present measurements…

eess.IV2025★ 1 cited

In search of truth: Evaluating concordance of AI-based anatomy segmentation models

Lena Giebeler, Deepa Krishnaswamy, David Clunie +9

Purpose AI-based methods for anatomy segmentation can help automate characterization of large imaging datasets. The growing number of similar in functionality models raises the cha…

quant-ph2025

Efficient simulation of low-entanglement bosonic Gaussian states in polynomial time

Tong Liu, Hui-Ke Jin, Tao Xiang +1

Bosonic Gaussian states are ubiquitous in quantum optics and condensed matter physics. While they are efficiently handled within the Gaussian formalism, sampling requires calculati…

quant-ph2025

Optimizing the dynamical preparation of quantum spin lakes on the ruby lattice

DinhDuy Vu, Dominik S. Kufel, Jack Kemp +3

Quantum spin liquids are elusive long-range entangled states. Motivated by experiments in Rydberg quantum simulators, recent excitement has centered on the possibility of dynamical…

quant-ph2025

The Richness of Bell Nonlocality: Generalized Bell Polygamy and Hyper-Polygamy

Gerard Anglès Munné, Paweł Cieśliński, Jan Wójcik +1

Non-classical quantum correlations underpin both the foundations of quantum mechanics and modern quantum technologies. Among them, Bell nonlocality is a central example. For bipart…

astro-ph.GA2025

Euclid Quick Data Release (Q1): Euclid spectroscopy of quasars. 1. Identification and redshift determination of 3500 bright quasars

Euclid Collaboration, Y. Fu, R. Bouwens +354

The slitless spectroscopy mode of the NISP onboard Euclid has enabled efficient spectroscopy of objects within a large FoV. We present a large and homogeneous sample of bright quas…

astro-ph.CO2025★ 1 cited

The eROSITA Final Equatorial-Depth Survey (eFEDS): X-ray stacking analysis of Subaru's optically selected clusters spanning low richness regime

N. T. Nguyen-Dang, N. Ota, N. Okabe +17

This is the second paper in a series exploring the X-ray properties of galaxy clusters optically selected by the Subaru Hyper Suprime-Cam (HSC) survey, using data from the SRG/eROS…

astro-ph.CO2025

Cosmic chronometers with galaxy clusters: a new avenue for multi-probe cosmology

E. Tomasetti, M. Moresco, G. Granata +9

We provide a new measurement of the expansion history of the Universe at with the cosmic chronometers (CC) method, exploiting the high-quality spectroscopic VLT/MUSE data…

quant-ph2025

A Heptalemma for Quantum Mechanics

John B. DeBrota, Christian List

We present a seven-pronged no-go result for quantum mechanics: a "heptalemma". It shows that seven initially plausible theses about physical reality are jointly inconsistent with t…

astro-ph.GA2025

Euclid: The first statistical census of dusty and massive objects in the ERO/Perseus field

G. Girardi, A. Grazian, G. Rodighiero +175

Our comprehension of the history of star formation at relies on rest-frame UV observations, yet this selection misses the most dusty and massive sources, yielding an incomple…