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Identifying the positions of granular particles from experimental images is often complicated by their partial overlap in two dimensional projections. Uneven backgrounds and inhomogeneous illuminations can add to the challenge. Conventional…

Statistical Mechanics · Physics 2026-03-03 Fahad Puthalath , Matthias Schröter , Nicoletta Sanvitale , Matthias Sperl , Peidong Yu

Nuclear fusion is the process that powers the sun, and it is one of the best hopes to achieve a virtually unlimited energy source for the future of humanity. However, reproducing sustainable nuclear fusion reactions here on Earth is a…

Plasma Physics · Physics 2018-11-27 Diogo R. Ferreira

We investigate and demonstrate the use of convolutional neural networks (CNNs) for the task of distinguishing between merging and non-merging galaxies in simulated images, and for the first time at high redshifts (i.e. $z=2$). We extract…

Astrophysics of Galaxies · Physics 2020-04-28 A. Ćiprijanović , G. F. Snyder , B. Nord , J. E. G. Peek

Physics analysis in astroparticle experiments requires the capability of recognizing new phenomena; in order to establish what is new, it is important to develop tools for automatic classification, able to compare the final result with data…

Neural and Evolutionary Computing · Computer Science 2009-11-10 A. De Angelis , P. Boinee , M. Frailis , E. Milotti

Fusion-graded plasmas are one of the physically complex systems, resulting in continuous establishment of plasma theories for unclarified physical phenomena in order to thoroughly control nuclear fusion reactors. Deep learning has drawn…

Plasma Physics · Physics 2023-01-30 Semin Joung

Galaxy mergers are crucial for understanding galaxy evolution, and with large upcoming datasets, automated methods such as Convolutional Neural Networks (CNNs) are essential for efficient detection. It is understood that CNNs classify…

Astrophysics of Galaxies · Physics 2026-02-17 D. M. Chudy , W. J. Pearson , A. Pollo , L. E. Suelves , B. Margalef-Bentabol , L. Wang , V. Rodriguez-Gomez , A. La Marca

Fine-grained visual classification aims to recognize images belonging to multiple sub-categories within a same category. It is a challenging task due to the inherently subtle variations among highly-confused categories. Most existing…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Tian Zhang , Dongliang Chang , Zhanyu Ma , Jun Guo

Since the BOSS competition, in 2010, most steganalysis approaches use a learning methodology involving two steps: feature extraction, such as the Rich Models (RM), for the image representation, and use of the Ensemble Classifier (EC) for…

Multimedia · Computer Science 2018-01-15 Lionel Pibre , Pasquet Jérôme , Dino Ienco , Marc Chaumont

We analyze the polarization of optically thin, stationary, axisymmetric black hole jets at scales of order the light cylinder radius. Our work generalizes the face-on results of Gelles et al. (2025) to arbitrary viewing inclination. Due to…

High Energy Astrophysical Phenomena · Physics 2026-01-21 Zachary Gelles , Andrew Chael , Eliot Quataert

Classification between thousands of classes in high-resolution images is one of the heavily studied problems in deep learning over the last decade. However, the challenge of fine-grained multi-class classification of objects in aerial…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Eran Dahan , Tzvi Diskin

In this paper we present a numerical study of plasma jets produced by intense laser matter interactions. Through this study we hope to better understand astrophysical jets and their recent experimental simulations in the laboratory. We paid…

Astrophysics · Physics 2009-11-07 Akira Mizuta , Shoich Yamada , Hideaki Takabe

Collisionless space plasma environments are typically characterised by distinct particle populations. Although moments of their velocity distribution functions help in distinguishing different plasma regimes, the distribution functions…

Recent advances in scanning transmission electron and scanning probe microscopies have opened exciting opportunities in probing the materials structural parameters and various functional properties in real space with angstrom-level…

How to represent a jet is at the core of machine learning on jet physics. Inspired by the notion of point clouds, we propose a new approach that considers a jet as an unordered set of its constituent particles, effectively a "particle…

High Energy Physics - Phenomenology · Physics 2020-03-31 Huilin Qu , Loukas Gouskos

Spatial and intensity normalization are nowadays a prerequisite for neuroimaging analysis. Influenced by voxel-wise and other univariate comparisons, where these corrections are key, they are commonly applied to any type of analysis and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Francisco J. Martinez-Murcia , Juan M. Górriz , Javier Ramírez , Andrés Ortiz

This work describes a laboratory plasma experiment and initial results which should give insight into the magnetic dynamics of accretion discs and jets. A high-speed multiple-frame CCD camera reveals images of the formation and helical…

Astrophysics · Physics 2009-11-07 S. C. Hsu , P. M. Bellan

The Dark Matter Particle Explorer (DAMPE) is a space-borne particle detector and cosmic ray observatory in operation since 2015, designed to probe electrons and gamma rays from a few GeV to 10 TeV energy, as well as cosmic protons and…

Instrumentation and Methods for Astrophysics · Physics 2021-08-11 David Droz , Andrii Tykhonov , Xin Wu , Francesca Alemanno , Giovanni Ambrosi , Enrico Catanzani , Margherita Di Santo , Dimitrios Kyratzis , Stephan Zimmer

Next generation interferometers, such as the Square Kilometre Array, are set to obtain vast quantities of information about the kinematics of cold gas in galaxies. Given the volume of data produced by such facilities astronomers will need…

Astrophysics of Galaxies · Physics 2020-01-08 James M. Dawson , Timothy A. Davis , Edward L. Gomez , Justus Schock , Nikki Zabel , Thomas G. Williams

There are several supervised machine learning methods used for the application of automated morphological classification of galaxies; however, there has not yet been a clear comparison of these different methods using imaging data, or a…

Accurate localization of proteins from fluorescence microscopy images is challenging due to the inter-class similarities and intra-class disparities introducing grave concerns in addressing multi-class classification problems. Conventional…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Muhammad Tahir , Saeed Anwar , Ajmal Mian , Abdul Wahab Muzaffar